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The All-Time High Temperature in Each U.S. State

We've examined all the weather records in the NOAA database to determine the all-time highest temperature recorded in each U.S. state.
All data displayed in U.S. customary units.
All data displayed in metric units.
Note: All records are current as of August 10, 2021.
State Location Temperature Date
AlabamaCentreville111.9 °F44.4 °CSep 6, 1925
AlaskaTeuchet Creek [1]102.2 °F39.0 °CJun 20, 1987
AlaskaFort Yukon [2]100.4 °F38.0 °CJun 27, 1915
AlaskaFairbanks [3]96.1 °F35.6 °CJun 15, 1969
ArizonaLake Havasu City127.9 °F53.3 °CJun 29, 1994
ArkansasOzark120.0 °F48.9 °CAug 10, 1936
CaliforniaGreenland Ranch [4]134.1 °F56.7 °CJul 10, 1913
CaliforniaDeath Valley129.9 °F54.4 °CJul 9, 2021
CaliforniaDeath Valley129.9 °F54.4 °CAug 16, 2020
ColoradoJohn Martin Dam115.0 °F46.1 °CJul 20, 2019
ConnecticutDanbury106.0 °F41.1 °CJul 15, 1995
ConnecticutTorrington106.0 °F41.1 °CAug 23, 1916
DelawareMillsboro109.9 °F43.3 °CJul 21, 1930
FloridaMonticello109.0 °F42.8 °CJun 30, 1931
Georgiaabout 15 miles NNW
of Macon
111.9 °F44.4 °CJul 1, 2012
GeorgiaGreenville111.9 °F44.4 °CAug 20, 1983
GeorgiaLouisville111.9 °F44.4 °CJul 24, 1952
HawaiiKapalua Airport [5]98.1 °F36.7 °CApr 20, 2005
Idahoabout 5 miles east
of Slate Creek
118.9 °F48.3 °CAug 10, 2018
IllinoisEast St. Louis117.0 °F47.2 °CJul 14, 1954
IndianaCollegeville116.1 °F46.7 °CJul 14, 1936
IowaKeokuk118.0 °F47.8 °CJul 20, 1934
KansasFreedonia120.9 °F49.4 °CJul 18, 1936
KansasAlton120.9 °F49.4 °CJul 24, 1936
KentuckyGreensburg114.1 °F45.6 °CJul 28, 1930
LouisianaPlain Dealing114.1 °F45.6 °CAug 10, 1936
MaineNorth Brigton105.1 °F40.6 °CJul 4, 1911
MaineNorth Brigton105.1 °F40.6 °CJul 10, 1911
MarylandBoettcherville109.0 °F42.8 °CJul 3, 1898
MarylandConowingo Dam109.0 °F42.8 °CJun 21, 1988
MarylandCumberland109.0 °F42.8 °CJul 11, 1936
MarylandCumberland109.0 °F42.8 °CAug 6, 1918
MarylandCumberland109.0 °F42.8 °CAug 7, 1918
MarylandFrederick109.0 °F42.8 °CJul 10, 1936
MarylandKeedysville109.0 °F42.8 °CAug 6, 1918
MassachusettsChester107.1 °F41.7 °CAug 2, 1975
MassachusettsNew Bedford107.1 °F41.7 °CAug 2, 1975
MichiganMio111.9 °F44.4 °CJul 13, 1936
MichiganStanwood111.9 °F44.4 °CJul 13, 1936
MinnesotaBeardsley115.0 °F46.1 °CJul 29, 1917
MississippiHolly Springs115.0 °F46.1 °CJul 29, 1930
MissouriWarsaw118.0 °F47.8 °CJul 14, 1954
MissouriLamar118.0 °F47.8 °CJul 18, 1936
MissouriClinton118.0 °F47.8 °CJul 15, 1936
MontanaGlendive117.0 °F47.2 °CJul 20, 1893
MontanaMedicine Lake117.0 °F47.2 °CJul 5, 1937
NebraskaMinden118.0 °F47.8 °CJul 24, 1936
NebraskaGeneva118.0 °F47.8 °CJul 15, 1934
NebraskaHartington118.0 °F47.8 °CJul 17, 1936
NevadaLaughlin125.1 °F51.7 °CJun 29, 1994
New HampshireNashua106.9 °F41.6 °CJul 4, 1911
New JerseyRunyon109.9 °F43.3 °CJul 10, 1936
New Mexicoabout 25 miles east
of Carlsbad
122.0 °F50.0 °CJun 27, 1994
New YorkTroy108.0 °F42.2 °CJul 22, 1926
New YorkMineola108.0 °F42.2 °CJul 6, 2010
North CarolinaRutherfordton109.9 °F43.3 °CAug 9, 2007
North CarolinaWarsaw109.9 °F43.3 °CJun 30, 1998
North CarolinaRockington109.9 °F43.3 °CAug 9, 2007
North CarolinaRocky Mount109.9 °F43.3 °CAug 9, 2007
North DakotaSteele120.4 °F49.1 °CJul 6, 1936
OhioJacksonburg113.0 °F45.0 °CJul 24, 1901
OhioGallipolis113.0 °F45.0 °CJul 21, 1934
OklahomaPoteau120.0 °F48.9 °CAug 10, 1936
OklahomaAlva120.0 °F48.9 °CJul 18, 1936
OklahomaAltus120.0 °F48.9 °CAug 12, 1936
OklahomaAltus120.0 °F48.9 °CJul 19, 1936
OregonPendleton118.9 °F48.3 °CAug 10, 1898
OregonPrineville118.9 °F48.3 °CJul 29, 1898
PennsylvaniaPhoenixville111.0 °F43.9 °CJul 10, 1936
PennsylvaniaPhoenixville111.0 °F43.9 °CJul 9, 1936
Rhode IslandProvidence104.0 °F40.0 °CAug 2, 1975
South CarolinaColumbia113.0 °F45.0 °CJun 29, 2012
South DakotaFort Pierre120.0 °F48.9 °CJul 15, 2006
South DakotaGann Valley120.0 °F48.9 °CJul 5, 1936
TennesseePerryville113.2 °F45.1 °CAug 9, 1930
TennesseePerryville113.2 °F45.1 °CJul 29, 1930
TexasMonahans120.0 °F48.9 °CJun 28, 1994
TexasSeymour120.0 °F48.9 °CAug 12, 1936
TexasOlney120.0 °F48.9 °CJun 2, 1998
TexasOlney120.0 °F48.9 °CJun 3, 1998
UtahSt. George117.0 °F47.2 °CJul 5, 1985
UtahSt. George117.0 °F47.2 °CJul 11, 2021
VermontVernon107.1 °F41.7 °CJul 7, 1912
VirginiaGlasgow109.9 °F43.3 °CJul 15, 1954
VirginiaColumbia109.9 °F43.3 °CJul 7, 1900
VirginiaColumbia109.9 °F43.3 °CJul 5, 1900
WashingtonWahluke118.0 °F47.8 °CJul 24, 1928
WashingtonIce Harbor Dam118.0 °F47.8 °CAug 5, 1961
WashingtonThe Dalles Municipal Airport118.0 °F47.8 °CJun 28, 2021
West VirginiaMartinsburg111.9 °F44.4 °CJul 11, 1936
West VirginiaMoorefield111.9 °F44.4 °CAug 4, 1930
WisconsinWisconsin Dells114.1 °F45.6 °CJul 13, 1936
WyomingBasin115.0 °F46.1 °CAug 8, 1983
4. Likely erroneous. However, this appears in the Guiness Book of World Records as the highest temperature ever recorded on Earth.