RANKING · 2022 ACS · 500 SHOWN OF 3,144

Most extreme-heat days, US counties

US counties ranked by the number of days in 2022 that reached at least 90°F, from the heat-exposure data (NOAA North American Regional Reanalysis) published with the Census Bureau's experimental Community Resilience Estimates for Heat. Yuma County, Arizona leads at 156. 3,144 counties qualify in total. Texas carries 22 of the top 25 entries. The median across all 3,144 is 9.

All statesAll rankings

RANKPLACESTATEPOPEXTREME-HEAT DAYS (90°F+)VS –

01Yuma County, AZAZ224,449156–

02Imperial County, CACA181,411156–

03Maricopa County, AZAZ4,689,558147–

04Hidalgo County, TXTX921,549128–

05Starr County, TXTX66,319128–

06Zavala County, TXTX9,037125–

07Karnes County, TXTX15,018123–

08Wilson County, TXTX56,139123–

09Maverick County, TXTX58,823118–

10Ward County, TXTX11,125118–

11Bexar County, TXTX2,160,088117–

12Comal County, TXTX209,166117–

13Guadalupe County, TXTX201,111117–

14Llano County, TXTX23,353117–

15Atascosa County, TXTX53,590109–

16La Salle County, TXTX6,517109–

17Medina County, TXTX56,881109–

18Dimmit County, TXTX8,024109–

19Frio County, TXTX18,823109–

20Webb County, TXTX281,224109–

21Duval County, TXTX9,402108–

22Brooks County, TXTX6,579108–

23Jim Hogg County, TXTX4,555108–

24Live Oak County, TXTX11,929108–

25McMullen County, TXTX544108–

26Zapata County, TXTX13,753108–

27Bee County, TXTX32,515107–

28La Paz County, AZAZ16,711104–

29Pinal County, AZAZ539,38099–

30Caldwell County, TXTX55,15096–

31Crane County, TXTX4,55492–

32Kinney County, TXTX3,12892–

33Uvalde County, TXTX24,96392–

34DeWitt County, TXTX20,30991–

35Kern County, CACA927,06891–

36Crockett County, TXTX2,76991–

37Edwards County, TXTX1,37091–

38Gonzales County, TXTX20,15991–

39Irion County, TXTX1,46391–

40Kimble County, TXTX4,43891–

41Reagan County, TXTX3,16691–

42Sterling County, TXTX1,34991–

43Sutton County, TXTX3,20391–

44Tulare County, CACA485,14691–

45Val Verde County, TXTX47,83591–

46Austin County, TXTX33,62590–

47Bastrop County, TXTX118,90890–

48Brazos County, TXTX249,08890–

49Fayette County, TXTX25,45990–

50Grimes County, TXTX34,25290–

51Hays County, TXTX304,39090–

52Lee County, TXTX18,72990–

53Milam County, TXTX26,25890–

54Burleson County, TXTX20,54990–

55Walker County, TXTX83,84290–

56Washington County, TXTX38,28890–

57Travis County, TXTX1,389,67089–

58Angelina County, TXTX88,15489–

59Bell County, TXTX402,24889–

60Blanco County, TXTX13,58189–

61Bosque County, TXTX18,91889–

62Coryell County, TXTX85,59289–

63Falls County, TXTX17,86989–

64Hill County, TXTX39,50389–

65Kendall County, TXTX53,28989–

66Lampasas County, TXTX23,65789–

67McCulloch County, TXTX7,47289–

68Mason County, TXTX3,99089–

69Menard County, TXTX1,95689–

70Midland County, TXTX187,85589–

71Schleicher County, TXTX2,24589–

72Tom Green County, TXTX120,60289–

73Williamson County, TXTX752,82789–

74Concho County, TXTX3,60789–

75Gillespie County, TXTX28,52788–

76Glasscock County, TXTX1,12888–

77Leon County, TXTX16,89488–

78McLennan County, TXTX272,02088–

79Madison County, TXTX14,22688–

80Martin County, TXTX5,28488–

81Robertson County, TXTX17,83988–

82Limestone County, TXTX22,84988–

83Burnet County, TXTX57,01588–

84Freestone County, TXTX20,81188–

85Kings County, CACA154,32787–

86Loving County, TXTX5287–

87Waller County, TXTX69,85887–

88Merced County, CACA297,26086–

89Nacogdoches County, TXTX66,03586–

90San Jacinto County, TXTX29,48885–

91Trinity County, TXTX14,38485–

92Montgomery County, TXTX781,19485–

93Inyo County, CACA18,15884–

94Houston County, TXTX22,31684–

95Pecos County, TXTX14,56084–

96Terrell County, TXTX70284–

97Upton County, TXTX3,13184–

98San Bernardino County, CACA2,224,09184–

99Culberson County, TXTX2,26783–

100Reeves County, TXTX12,13883–

101Ector County, TXTX173,80182–

102Winkler County, TXTX7,54082–

103Jim Wells County, TXTX38,80481–

104Kleberg County, TXTX30,31581–

105San Patricio County, TXTX72,05381–

106Willacy County, TXTX19,97181–

107Anderson County, TXTX59,80580–

108Archer County, TXTX9,12980–

109Baylor County, TXTX3,47280–

110Cherokee County, TXTX53,33780–

111Comanche County, TXTX14,43280–

112Denton County, TXTX1,069,34680–

113Ellis County, TXTX240,86780–

114Erath County, TXTX43,91180–

115Hamilton County, TXTX8,68080–

116Haskell County, TXTX5,49980–

117Henderson County, TXTX88,59580–

118Hood County, TXTX70,50180–

119Johnson County, TXTX218,04880–

120Jones County, TXTX20,86180–

121Kerr County, TXTX54,03780–

122Mills County, TXTX4,58080–

123Mitchell County, TXTX8,94780–

124Navarro County, TXTX57,18180–

125Parker County, TXTX184,76780–

126Rockwall County, TXTX140,73880–

127Runnels County, TXTX9,69380–

128San Saba County, TXTX5,78780–

129Somervell County, TXTX10,26180–

130Stephens County, TXTX9,38080–

131Stonewall County, TXTX1,18680–

132Tarrant County, TXTX2,248,46680–

133Taylor County, TXTX150,07780–

134Throckmorton County, TXTX1,55480–

135Young County, TXTX18,15480–

136Eastland County, TXTX18,14380–

137Brown County, TXTX38,71180–

138Dallas County, TXTX2,661,39780–

139Kaufman County, TXTX209,23580–

140Bandera County, TXTX22,87680–

141Coke County, TXTX3,41280–

142Coleman County, TXTX7,91580–

143Palo Pinto County, TXTX30,79180–

144Van Zandt County, TXTX66,13080–

145Jackson County, OKOK24,76479–

146Callahan County, TXTX14,49179–

147Childress County, TXTX6,64379–

148Clay County, TXTX10,76479–

149Cooke County, TXTX44,46179–

150Fisher County, TXTX3,69279–

151Grayson County, TXTX153,61379–

152Gregg County, TXTX126,09579–

153Hall County, TXTX2,73779–

154Hunt County, TXTX123,33679–

155Jack County, TXTX9,56379–

156Kent County, TXTX67479–

157King County, TXTX19279–

158Montague County, TXTX21,96679–

159Nolan County, TXTX14,11779–

160Rains County, TXTX13,54279–

161Rusk County, TXTX54,85479–

162Shackelford County, TXTX3,19779–

163Smith County, TXTX252,54979–

164Wise County, TXTX83,77879–

165Wood County, TXTX49,68879–

166Wilbarger County, TXTX12,48179–

167Knox County, TXTX3,19279–

168Collin County, TXTX1,297,17979–

169Foard County, TXTX1,04479–

170Wichita County, TXTX129,55579–

171Carter County, OKOK48,91078–

172Comanche County, OKOK122,15878–

173Cotton County, OKOK5,43278–

174Jefferson County, OKOK5,43178–

175Love County, OKOK10,78078–

176Marshall County, OKOK16,25578–

177Tillman County, OKOK6,78078–

178Borden County, TXTX56778–

179Camp County, TXTX13,38078–

180Cottle County, TXTX1,22478–

181Delta County, TXTX5,54978–

182Fannin County, TXTX39,26578–

183Garza County, TXTX4,51078–

184Hopkins County, TXTX39,06378–

185Morris County, TXTX12,13378–

186Real County, TXTX2,74578–

187Red River County, TXTX11,81678–

188Titus County, TXTX31,56378–

189Upshur County, TXTX44,41078–

190Scurry County, TXTX16,16278–

191Lamar County, TXTX51,50378–

192Franklin County, TXTX10,99478–

193Hardeman County, TXTX3,29278–

194Howard County, TXTX30,50478–

195Bryan County, OKOK51,36777–

196Motley County, TXTX1,04377–

197Kingfisher County, OKOK15,79574–

198Lincoln County, OKOK35,27874–

199Logan County, OKOK55,47374–

200Payne County, OKOK83,88974–

201Nueces County, TXTX352,99274–

202Garvin County, OKOK26,37773–

203Johnston County, OKOK10,44873–

204Murray County, OKOK13,80573–

205Stephens County, OKOK44,31073–

206Sacramento County, CACA1,618,46071–

207San Joaquin County, CACA823,81571–

208Cameron County, TXTX433,94671–

209Stanislaus County, CACA557,71971–

210Colusa County, CACA21,83669–

211Sutter County, CACA98,78769–

212Yuba County, CACA88,69168–

213Solano County, CACA455,37667–

214Tehama County, CACA64,66567–

215Madison Parish, LALA8,84465–

216Kenedy County, TXTX31965–

217Luna County, NMNM25,40756–

218Pima County, AZAZ1,074,68555–

219Dickens County, TXTX1,69254–

220Eddy County, NMNM62,50954–

221Atoka County, OKOK14,60954–

222Beckham County, OKOK22,15954–

223Caddo County, OKOK26,13054–

224Canadian County, OKOK187,18954–

225Choctaw County, OKOK14,05954–

226Coal County, OKOK5,43654–

227Custer County, OKOK28,17554–

228Grady County, OKOK59,12854–

229Harmon County, OKOK2,32754–

230Kiowa County, OKOK8,18154–

231Roger Mills County, OKOK3,25954–

232Washita County, OKOK10,88454–

233Cass County, TXTX28,65154–

234Hemphill County, TXTX3,08354–

235Lynn County, TXTX6,01754–

236Oklahoma County, OKOK822,12554–

237Greer County, OKOK5,37354–

238McClain County, OKOK49,64754–

239Collingsworth County, TXTX2,48754–

240Wheeler County, TXTX4,77354–

241McCurtain County, OKOK30,74453–

242Hockley County, TXTX21,60053–

243Lamb County, TXTX12,57953–

244Terry County, TXTX11,72053–

245Dawson County, TXTX11,77653–

246Gaines County, TXTX23,95653–

247Roberts County, TXTX86753–

248Andrews County, TXTX18,91452–

249Briscoe County, TXTX1,47452–

250Yoakum County, TXTX7,43852–

251Lea County, NMNM74,74951–

252Quay County, NMNM8,45451–

253Colorado County, TXTX21,43951–

254Goliad County, TXTX7,20851–

255Hale County, TXTX31,81951–

256Jackson County, TXTX15,39351–

257Lavaca County, TXTX20,65151–

258Lubbock County, TXTX328,90651–

259Parmer County, TXTX9,67851–

260Potter County, TXTX114,45351–

261Randall County, TXTX152,35151–

262Sherman County, TXTX2,78151–

263Swisher County, TXTX6,70351–

264Crosby County, TXTX4,85251–

265Floyd County, TXTX4,88151–

266Lafayette County, ARAR5,88850–

267Miller County, ARAR42,35750–

268Bossier Parish, LALA131,86750–

269Caddo Parish, LALA224,22650–

270De Soto Parish, LALA27,38150–

271Pottawatomie County, OKOK75,10250–

272Seminole County, OKOK23,44150–

273Texas County, OKOK20,32250–

274Armstrong County, TXTX1,84350–

275Bailey County, TXTX6,96350–

276Carson County, TXTX5,80550–

277Cochran County, TXTX2,54650–

278Deaf Smith County, TXTX18,62650–

279Gray County, TXTX20,91950–

280Marion County, TXTX9,89650–

281Moore County, TXTX21,89150–

282Panola County, TXTX23,01850–

283Sabine County, TXTX10,01250–

284Shelby County, TXTX24,28650–

285Washington County, UTUT213,67050–

286Castro County, TXTX7,29550–

287Hutchinson County, TXTX19,63350–

288Donley County, TXTX3,21350–

289Harrison County, TXTX71,95650–

290Cleveland County, OKOK303,97350–

291Webster Parish, LALA34,94850–

292Chaves County, NMNM63,36450–

293Pontotoc County, OKOK38,52850–

294Wharton County, TXTX42,06050–

295Curry County, NMNM46,65549–

296Doña Ana County, NMNM229,09149–

297Haskell County, OKOK11,78749–

298Hughes County, OKOK13,45549–

299Latimer County, OKOK9,64549–

300McIntosh County, OKOK19,75849–

301Muskogee County, OKOK66,70849–

302Okfuskee County, OKOK11,45149–

303Okmulgee County, OKOK37,24149–

304Pushmataha County, OKOK10,80749–

305Tulsa County, OKOK698,78249–

306Pittsburg County, OKOK43,32049–

307Wagoner County, OKOK93,26349–

308Harris County, TXTX5,045,02648–

309Polk County, TXTX53,43448–

310Sabine Parish, LALA21,83448–

311Liberty County, TXTX121,36448–

312San Augustine County, TXTX7,72248–

313Malheur County, OROR32,26147–

314Canyon County, IDID275,12347–

315Payette County, IDID27,82447–

316Hudspeth County, TXTX3,43343–

317Early County, GAGA10,45542–

318De Baca County, NMNM1,64742–

319Alfalfa County, OKOK5,64942–

320Harper County, OKOK3,17242–

321Noble County, OKOK10,89942–

322Osage County, OKOK46,79442–

323Pawnee County, OKOK16,02942–

324Woods County, OKOK8,44342–

325Grant County, OKOK4,06742–

326Barber County, KSKS4,08342–

327Miller County, GAGA5,81242–

328Chautauqua County, KSKS3,32142–

329Clark County, KSKS1,90042–

330Harper County, KSKS5,37042–

331Kingman County, KSKS7,02942–

332Pawnee County, KSKS5,99142–

333Reno County, KSKS61,53942–

334Rice County, KSKS9,26642–

335Sedgwick County, KSKS538,43342–

336Stafford County, KSKS4,00542–

337Sumner County, KSKS22,31242–

338Wilson County, KSKS8,29942–

339Garfield County, OKOK61,77941–

340Kay County, OKOK43,49041–

341Tooele County, UTUT87,46141–

342Butler County, KSKS69,48441–

343Comanche County, KSKS1,67341–

344Cowley County, KSKS34,38241–

345Elk County, KSKS2,45841–

346Ford County, KSKS33,99341–

347Hodgeman County, KSKS1,61941–

348Ness County, KSKS2,61741–

349Pratt County, KSKS9,11741–

350Roosevelt County, NMNM18,61541–

351Wilcox County, ALAL9,66640–

352San Luis Obispo County, CACA282,36740–

353Bradley County, ARAR9,82839–

354Calhoun County, ARAR4,63239–

355Clark County, ARAR20,93839–

356Columbia County, ARAR21,89439–

357Hempstead County, ARAR19,08039–

358Howard County, ARAR12,30639–

359Little River County, ARAR11,76339–

360Nevada County, ARAR7,94239–

361Sevier County, ARAR15,75839–

362Union County, ARAR36,92639–

363Claiborne Parish, LALA13,35439–

364Lincoln County, NMNM19,84439–

365Bowie County, TXTX92,69639–

366Desha County, ARAR9,98438–

367Bienville Parish, LALA12,26938–

368Franklin Parish, LALA19,00238–

369Jackson Parish, LALA15,83438–

370Lincoln Parish, LALA48,36038–

371Ouachita Parish, LALA158,54238–

372Red River Parish, LALA7,16538–

373West Carroll Parish, LALA9,15638–

374Winn Parish, LALA14,96138–

375Bolivar County, MSMS28,26238–

376Issaquena County, MSMS1,26338–

377Warren County, MSMS41,75938–

378Washington County, MSMS40,44638–

379East Carroll Parish, LALA6,76038–

380Ashley County, ARAR17,83137–

381Chicot County, ARAR9,10737–

382Caldwell Parish, LALA9,34437–

383Morehouse Parish, LALA23,70537–

384Richland Parish, LALA19,58237–

385Union Parish, LALA20,56137–

386Humphreys County, MSMS7,00137–

387Sunflower County, MSMS22,89337–

388Refugio County, TXTX6,65736–

389Victoria County, TXTX92,65636–

390Box Elder County, UTUT65,32036–

391Davis County, UTUT381,22736–

392Clay County, MSMS18,23835–

393Washington County, OKOK54,03735–

394Brazoria County, TXTX419,08035–

395Matagorda County, TXTX36,46335–

396Fort Bend County, TXTX975,19135–

397Hardin County, TXTX58,72335–

398Madera County, CACA167,92734–

399Mariposa County, CACA16,91834–

400Jasper County, TXTX33,07534–

401Newton County, TXTX11,95434–

402Tyler County, TXTX20,44334–

403Pulaski County, GAGA10,17233–

404Yolo County, CACA224,41033–

405Houston County, GAGA178,21433–

406Treutlen County, GAGA6,46633–

407Wilcox County, GAGA8,79733–

408El Dorado County, CACA192,32332–

409Hinds County, MSMS211,88832–

410Wayne County, UTUT2,58732–

411Bleckley County, GAGA12,86632–

412Lee County, ARAR8,02931–

413Mississippi County, ARAR37,82831–

414Tipton County, TNTN62,28731–

415Lane County, KSKS1,50831–

416Catahoula Parish, LALA8,22331–

417Concordia Parish, LALA17,83631–

418LaSalle Parish, LALA15,15431–

419Tensas Parish, LALA3,70031–

420Claiborne County, MSMS8,05831–

421Coahoma County, MSMS19,84931–

422Quitman County, MSMS5,36431–

423Boyd County, NENE1,67431–

424Deuel County, NENE1,86231–

425Frontier County, NENE2,65531–

426Furnas County, NENE4,52431–

427Harlan County, NENE3,00031–

428Knox County, NENE8,33531–

429Beaver County, OKOK4,88231–

430Blaine County, OKOK8,51531–

431Dewey County, OKOK4,20731–

432Ellis County, OKOK3,61331–

433Major County, OKOK7,53631–

434Woodward County, OKOK19,82731–

435Bon Homme County, SDSD7,24431–

436Yankton County, SDSD23,63531–

437Hansford County, TXTX4,94431–

438Hartley County, TXTX4,90431–

439Lipscomb County, TXTX2,95531–

440Ochiltree County, TXTX9,28431–

441Oldham County, TXTX1,78331–

442Red Willow County, NENE10,30731–

443Merrick County, NENE7,90531–

444Bent County, COCO5,71631–

445Crowley County, COCO5,67731–

446Kit Carson County, COCO7,06931–

447Otero County, COCO17,68331–

448Prowers County, COCO11,88431–

449Ellis County, KSKS29,07531–

450Finney County, KSKS37,50531–

451Gove County, KSKS2,63131–

452Gray County, KSKS5,65231–

453Greeley County, KSKS1,18231–

454Kiowa County, KSKS2,43231–

455Logan County, KSKS2,66131–

456Meade County, KSKS3,85231–

457Rawlins County, KSKS2,43131–

458Rooks County, KSKS4,64631–

459Rush County, KSKS2,84531–

460Scott County, KSKS4,81531–

461Trego County, KSKS2,74031–

462Wallace County, KSKS1,44131–

463Wichita County, KSKS2,03131–

464Gosper County, NENE1,80331–

465San Juan County, UTUT14,54231–

466Clay County, ARAR14,05230–

467Cross County, ARAR16,18630–

468Greene County, ARAR47,41130–

469Jackson County, ARAR16,74130–

470Lawrence County, ARAR16,27330–

471Logan County, ARAR21,63330–

472Poinsett County, ARAR22,48330–

473Randolph County, ARAR18,87630–

474Woodruff County, ARAR5,71030–

475Saline County, KSKS53,37730–

476Allen Parish, LALA22,67230–

477Grant Parish, LALA22,07530–

478Natchitoches Parish, LALA36,08930–

479Sharkey County, MSMS3,09730–

480Butler County, MOMO41,90430–

481Dunklin County, MOMO26,85530–

482Ripley County, MOMO10,71730–

483Keya Paha County, NENE79230–

484Cimarron County, OKOK2,05930–

485Creek County, OKOK74,96730–

486Le Flore County, OKOK50,19630–

487Nowata County, OKOK9,52230–

488Rogers County, OKOK102,19730–

489Brule County, SDSD5,27830–

490Charles Mix County, SDSD9,30330–

491Fall River County, SDSD7,46730–

492Gregory County, SDSD4,03730–

493Hutchinson County, SDSD7,41330–

494Lincoln County, SDSD77,14530–

495Tripp County, SDSD5,70830–

496Turner County, SDSD9,31430–

497Dyer County, TNTN36,32030–

498Lake County, TNTN6,24930–

499Dallam County, TXTX7,50830–

500El Paso County, TXTX877,85830–

SHOWING 1–500 OF 3,144

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UPDATED 2026-09-11 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES

Frequently asked

Which county has the highest extreme-heat days (90°f+)?

Yuma County, Arizona ranks #1 with 156 (2022 American Community Survey).

What are the top 5 counties by extreme-heat days (90°f+)?

Yuma County, Arizona, Imperial County, California, Maricopa County, Arizona, Hidalgo County, Texas, Starr County, Texas.

How many counties are in this ranking?

3,144 counties qualify after filtering for population minimums and data availability. The ranking covers 2022 ACS 5-year data.

How is extreme-heat days (90°f+) measured?

Number of days in 2022 when the maximum temperature reached at least 90°F, from the heat-exposure data (NOAA North American Regional Reanalysis) distributed with the Census Bureau's experimental Community Resilience Estimates for Heat. Source: US Census Bureau, American Community Survey 5-year estimates (2022).