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Almanac · Jerome, ID · Climate Almanac
📖 Climate Almanac

Jerome, ID

42.727°N, 114.455°W · station JERthr · 1915–2026 · 112 years of record

The Almanac Ribbon

Every day of the year at Jerome: the record high and record low ever set (outer lines), the everyday normal range (shaded band), and the full record envelope behind it.
-20020406080100JanFebMarAprMayJunJulAugSepOctNovDeccoldestsince.com · hottestsince.com
Record high Record low Normal high–low band (1991–2020) hottest ever 110°F · coldest ever -25°F

Records by Month

MonthRecord highRecord low
Jan61°Jan 25, 1953-25°Jan 21, 1937
Feb69°Feb 20, 1981-24°Feb 9, 1933
Mar79°Mar 21, 1928-1°Mar 1, 1993
Apr90°Apr 28, 193912°Apr 1, 1936
May99°May 28, 200319°May 1, 1953
Jun110°Jun 19, 194026°Jun 18, 1928
Jul108°Jul 28, 193435°Jul 14, 1983
Aug107°Aug 12, 194032°Aug 31, 2006
Sep102°Sep 5, 195521°Sep 25, 1926
Oct94°Oct 1, 19928°Oct 30, 2019
Nov76°Nov 4, 1931-10°Nov 16, 1955
Dec67°Dec 10, 1939-24°Dec 22, 1990
All-time110°Jun 19, 1940-25°Jan 21, 1937

Longest-Standing Records

The daily records that have held the longest — set in the earliest years and never beaten since. Highs power Jerome on hottestsince.com; lows on coldestsince.com.

Oldest-standing record highs

DateRecordSetStanding
Oct 2085°1915111yrs
Aug 3199°1916110yrs
Dec 1758°1917109yrs
Dec 1859°1917109yrs
Dec 2655°1917109yrs
Dec 2862°1917109yrs
Dec 2958°1917109yrs
Dec 3053°1917109yrs
Jan 158°1918108yrs
Jan 256°1918108yrs
Jan 353°1918108yrs
Jan 2452°1918108yrs

Oldest-standing record lows

DateRecordSetStanding
Sep 1327°1915111yrs
Sep 1430°1915111yrs
Dec 30-12°1915111yrs
May 1024°1916110yrs
May 1123°1916110yrs
May 1224°1916110yrs
May 1326°1916110yrs
Jun 1132°1916110yrs
Jun 2132°1916110yrs
Jun 2337°1916110yrs
Jul 540°1916110yrs
Aug 1933°1916110yrs

All-Time Extremes

Hottest ever

110°F
1940-06-19

Coldest ever

-25°F
1937-01-21

Longest heat streak

45 days
≥ 90°F · ended 1994-08-22

The Warming Trend

Jerome's annual mean temperature, each year a stripe — blue below the 1991–2020 average, red above.
1916: 47.1°F (-2.2 vs 1991–2020)1918: 49.3°F (-0.0 vs 1991–2020)1919: 47.9°F (-1.4 vs 1991–2020)1920: 48.9°F (-0.4 vs 1991–2020)1921: 50.2°F (+0.9 vs 1991–2020)1922: 48.1°F (-1.2 vs 1991–2020)1923: 47.6°F (-1.7 vs 1991–2020)1924: 49.5°F (+0.2 vs 1991–2020)1925: 50.9°F (+1.6 vs 1991–2020)1926: 51.9°F (+2.6 vs 1991–2020)1927: 49.9°F (+0.6 vs 1991–2020)1928: 49.3°F (+0.0 vs 1991–2020)1929: 45.3°F (-4.0 vs 1991–2020)1930: 49.5°F (+0.2 vs 1991–2020)1931: 50.3°F (+1.0 vs 1991–2020)1932: 47.6°F (-1.7 vs 1991–2020)1933: 49.8°F (+0.5 vs 1991–2020)1934: 55.1°F (+5.8 vs 1991–2020)1935: 49.5°F (+0.2 vs 1991–2020)1936: 51.4°F (+2.1 vs 1991–2020)1937: 49.6°F (+0.3 vs 1991–2020)1938: 51.1°F (+1.8 vs 1991–2020)1939: 51.2°F (+1.9 vs 1991–2020)1940: 51.9°F (+2.6 vs 1991–2020)1941: 51.8°F (+2.5 vs 1991–2020)1942: 49.1°F (-0.2 vs 1991–2020)1943: 49.9°F (+0.6 vs 1991–2020)1944: 48.5°F (-0.8 vs 1991–2020)1945: 48.5°F (-0.8 vs 1991–2020)1946: 48.1°F (-1.2 vs 1991–2020)1947: 50.0°F (+0.7 vs 1991–2020)1948: 46.6°F (-2.7 vs 1991–2020)1949: 46.9°F (-2.4 vs 1991–2020)1950: 46.5°F (-2.8 vs 1991–2020)1951: 48.0°F (-1.3 vs 1991–2020)1952: 48.1°F (-1.2 vs 1991–2020)1953: 50.6°F (+1.3 vs 1991–2020)1954: 50.0°F (+0.7 vs 1991–2020)1955: 47.4°F (-1.9 vs 1991–2020)1956: 49.2°F (-0.1 vs 1991–2020)1957: 50.0°F (+0.7 vs 1991–2020)1958: 51.9°F (+2.6 vs 1991–2020)1959: 50.2°F (+0.9 vs 1991–2020)1960: 49.8°F (+0.5 vs 1991–2020)1961: 51.0°F (+1.7 vs 1991–2020)1962: 49.0°F (-0.3 vs 1991–2020)1963: 50.0°F (+0.7 vs 1991–2020)1964: 47.4°F (-1.9 vs 1991–2020)1965: 50.0°F (+0.7 vs 1991–2020)1966: 51.4°F (+2.1 vs 1991–2020)1967: 51.4°F (+2.1 vs 1991–2020)1968: 50.1°F (+0.8 vs 1991–2020)1969: 50.4°F (+1.1 vs 1991–2020)1970: 50.3°F (+1.0 vs 1991–2020)1971: 49.6°F (+0.3 vs 1991–2020)1972: 49.8°F (+0.5 vs 1991–2020)1973: 51.0°F (+1.7 vs 1991–2020)1974: 51.2°F (+1.9 vs 1991–2020)1975: 47.9°F (-1.4 vs 1991–2020)1976: 48.4°F (-0.9 vs 1991–2020)1977: 49.6°F (+0.3 vs 1991–2020)1978: 48.6°F (-0.7 vs 1991–2020)1979: 48.7°F (-0.6 vs 1991–2020)1980: 49.4°F (+0.1 vs 1991–2020)1981: 50.8°F (+1.5 vs 1991–2020)1982: 46.8°F (-2.5 vs 1991–2020)1983: 49.3°F (-0.0 vs 1991–2020)1984: 45.9°F (-3.4 vs 1991–2020)1985: 44.9°F (-4.4 vs 1991–2020)1986: 50.5°F (+1.2 vs 1991–2020)1987: 51.0°F (+1.7 vs 1991–2020)1988: 50.1°F (+0.8 vs 1991–2020)1989: 48.6°F (-0.7 vs 1991–2020)1990: 49.9°F (+0.6 vs 1991–2020)1991: 49.4°F (+0.1 vs 1991–2020)1992: 50.9°F (+1.6 vs 1991–2020)1993: 46.2°F (-3.1 vs 1991–2020)1994: 50.0°F (+0.7 vs 1991–2020)1995: 50.0°F (+0.7 vs 1991–2020)1996: 49.9°F (+0.6 vs 1991–2020)1997: 50.3°F (+1.0 vs 1991–2020)1998: 50.0°F (+0.7 vs 1991–2020)1999: 48.8°F (-0.5 vs 1991–2020)2000: 48.9°F (-0.4 vs 1991–2020)2001: 45.8°F (-3.5 vs 1991–2020)2002: 47.2°F (-2.1 vs 1991–2020)2003: 50.8°F (+1.5 vs 1991–2020)2004: 48.5°F (-0.8 vs 1991–2020)2005: 48.4°F (-0.9 vs 1991–2020)2006: 49.8°F (+0.5 vs 1991–2020)2007: 50.0°F (+0.7 vs 1991–2020)2008: 47.4°F (-1.9 vs 1991–2020)2009: 47.6°F (-1.7 vs 1991–2020)2010: 48.3°F (-1.0 vs 1991–2020)2011: 47.6°F (-1.7 vs 1991–2020)2012: 51.1°F (+1.8 vs 1991–2020)2013: 48.7°F (-0.6 vs 1991–2020)2014: 51.0°F (+1.7 vs 1991–2020)2015: 51.5°F (+2.2 vs 1991–2020)2016: 50.2°F (+0.9 vs 1991–2020)2017: 50.4°F (+1.1 vs 1991–2020)2018: 51.0°F (+1.7 vs 1991–2020)2019: 49.4°F (+0.1 vs 1991–2020)2020: 51.4°F (+2.1 vs 1991–2020)2021: 52.3°F (+3.0 vs 1991–2020)2022: 48.8°F (-0.5 vs 1991–2020)2023: 49.5°F (+0.2 vs 1991–2020)2024: 51.2°F (+1.9 vs 1991–2020)2025: 52.1°F (+2.8 vs 1991–2020)19162025annual mean temperature · warmer ▲ redder

Days Above / Below the Mark

40 days ≥90°F in 2026 · normal 45 · record 76 in 1940
60 days ≤32°F in 2026 · normal 151 · record 193 in 1984

The Full Record

Every day of the year, record and normal high & low with the year each record was set. Type to filter, click a column to sort.
Show me the data — the full daily record
DateRec HighYrNorm HiNorm LoRec LowYr
Jan 158°191834°20°-9°1979
Jan 256°191834°20°-9°1974
Jan 353°191835°20°-10°1949
Jan 453°193035°20°-12°1949
Jan 559°192735°20°-12°1949
Jan 654°196535°20°-11°1979
Jan 757°195635°20°-14°1982
Jan 854°196135°20°-18°1937
Jan 960°195335°21°-15°1937
Jan 1055°195335°21°-18°1949
Jan 1153°199535°21°-16°1949
Jan 1260°195336°21°-17°1963
Jan 1355°195336°21°-19°1963
Jan 1451°194536°22°-6°1917
Jan 1556°195136°22°-9°1917
Jan 1653°200036°21°-19°1917
Jan 1751°195436°21°-18°1917
Jan 1852°201836°21°-13°1984
Jan 1954°198136°21°-23°1922
Jan 2055°195036°21°-16°1922
Jan 2155°194336°21°-25°1937
Jan 2253°193436°21°-20°1962
Jan 2358°191936°21°-17°1962
Jan 2452°191836°21°-10°1962
Jan 2561°195336°21°-22°1949
Jan 2655°197137°21°-16°1949
Jan 2754°192037°21°-8°1957
Jan 2853°195437°21°-11°1980
Jan 2953°192037°21°-16°1949
Jan 3057°201837°22°-8°1951
Jan 3161°202438°22°-17°1985
Feb 159°193438°22°-13°1917
Feb 263°193438°22°-16°1950
Feb 367°195339°22°-12°1996
Feb 463°193439°22°-8°1996
Feb 567°193439°22°-13°1982
Feb 663°193439°22°-13°1982
Feb 766°196340°23°-17°1933
Feb 862°201540°23°-10°1929
Feb 961°196340°23°-24°1933
Feb 1059°197141°24°-22°1933
Feb 1166°196141°24°-4°1948
Feb 1262°199141°24°-3°1948
Feb 1363°196741°24°-3°1949
Feb 1460°192141°24°-8°1933
Feb 1562°193441°24°0°1929
Feb 1664°199141°24°-4°1932
Feb 1764°193042°24°-5°1942
Feb 1863°193042°24°-4°1942
Feb 1962°197742°24°-3°1942
Feb 2069°198142°24°3°1937
Feb 2165°195842°24°5°1955
Feb 2267°195842°24°-6°1952
Feb 2364°195443°24°7°1922
Feb 2462°195443°25°11°2003
Feb 2569°198643°25°4°1933
Feb 2667°198644°25°0°1964
Feb 2765°198044°25°-3°1993
Feb 2868°198045°26°1°1922
Feb 2967°199245°26°-1°1993
Mar 170°199245°26°0°1993
Mar 268°198746°26°0°1917
Mar 370°198746°27°1°1917
Mar 472°195047°27°6°1955
Mar 570°196848°28°6°1976
Mar 666°198649°28°6°1985
Mar 765°200549°28°7°1985
Mar 867°200550°29°12°1976
Mar 973°197251°29°10°1951
Mar 1073°197251°30°4°1922
Mar 1169°200752°30°5°1917
Mar 1273°200352°30°10°1969
Mar 1372°201553°31°11°1969
Mar 1472°199253°31°5°1952
Mar 1574°199254°31°11°1917
Mar 1673°200754°31°3°1917
Mar 1777°202655°32°8°1965
Mar 1876°202655°32°6°1965
Mar 1979°202655°32°6°1955
Mar 2073°192855°32°15°1955
Mar 2179°192854°32°11°1938
Mar 2278°197254°32°12°1952
Mar 2374°191855°32°14°1965
Mar 2475°202655°32°9°1965
Mar 2578°202555°32°15°1917
Mar 2675°199755°32°16°1975
Mar 2776°194355°32°13°1975
Mar 2878°198655°32°12°1926
Mar 2979°197855°32°17°1954
Mar 3075°200455°32°15°1936
Mar 3177°196655°32°18°1975
Apr 177°199056°32°12°1936
Apr 281°199056°32°13°1936
Apr 377°199256°32°15°1950
Apr 487°193057°33°20°1961
Apr 585°193057°33°21°1939
Apr 679°193058°33°16°1956
Apr 779°197758°33°21°1973
Apr 885°197758°33°18°1959
Apr 984°199658°33°18°1954
Apr 1081°193459°34°20°1922
Apr 1182°193459°34°19°1922
Apr 1281°193659°34°18°1922
Apr 1385°198859°34°21°1968
Apr 1484°198560°34°21°1919
Apr 1585°199060°35°21°1995
Apr 1686°193660°35°18°1924
Apr 1789°193660°35°18°1964
Apr 1889°196260°36°20°1968
Apr 1989°196261°36°20°1927
Apr 2089°199461°36°21°1970
Apr 2189°193461°36°18°2008
Apr 2287°193462°36°24°1961
Apr 2388°197762°37°17°1950
Apr 2490°197762°37°21°1950
Apr 2588°192762°37°24°1922
Apr 2686°201863°37°22°2008
Apr 2790°193963°37°24°1958
Apr 2887°192664°38°24°1917
Apr 2988°202164°38°20°1950
Apr 3090°199264°38°19°1953
May 192°198564°38°24°1954
May 292°196665°38°21°1950
May 391°196665°39°25°1950
May 492°196665°39°28°1961
May 588°193466°39°26°1919
May 691°198766°40°24°1924
May 790°199267°40°25°2002
May 891°192868°41°25°1933
May 990°192868°41°26°1999
May 1093°194168°42°24°1916
May 1195°196069°42°23°1916
May 1292°193169°42°24°1916
May 1396°193669°42°26°1916
May 1494°193669°43°25°1928
May 1593°192770°43°30°1974
May 1693°197370°43°28°1942
May 1791°198870°43°30°1943
May 1898°195470°44°28°2003
May 1993°195471°44°29°1975
May 2092°195871°44°29°1918
May 2191°193471°45°29°1918
May 2295°193471°45°28°1966
May 2394°193472°45°31°1944
May 2491°194072°45°27°1953
May 2593°195872°46°24°1920
May 2696°193673°46°32°1922
May 2799°200373°46°28°1954
May 2896°191974°47°33°1979
May 2996°202074°47°31°1919
May 3096°202074°47°27°1919
May 3194°198675°47°24°1928
Jun 193°197775°47°28°1920
Jun 298°202175°47°30°1929
Jun 397°196975°48°30°1928
Jun 496°199676°48°28°1928
Jun 5100°197776°48°33°1954
Jun 6102°197776°48°29°1995
Jun 798°198576°48°30°1953
Jun 895°191876°48°34°1950
Jun 997°194976°48°34°1928
Jun 1097°191876°48°35°1928
Jun 1198°195977°48°32°1916
Jun 12103°194077°48°33°1920
Jun 13102°194077°48°33°1945
Jun 14103°193378°49°32°1945
Jun 15102°197478°49°35°1945
Jun 16100°197479°49°31°1928
Jun 17102°194079°50°28°1928
Jun 18108°194080°50°26°1928
Jun 19110°194080°50°31°1928
Jun 20104°194081°51°35°2023
Jun 21100°196182°51°32°1916
Jun 22103°193682°51°35°1928
Jun 23101°198883°52°37°1916
Jun 24100°192683°52°31°1950
Jun 25105°192684°52°40°2007
Jun 26103°192684°53°34°1949
Jun 27103°201585°53°36°1928
Jun 28101°197985°54°37°1969
Jun 29103°197686°54°37°1949
Jun 30103°201386°54°36°1928
Jul 1105°192486°54°38°1955
Jul 2104°192487°55°38°1921
Jul 3104°199687°55°40°1918
Jul 4104°193087°56°38°1986
Jul 5103°200788°56°40°1916
Jul 6103°198588°56°38°1981
Jul 7103°198988°56°37°1959
Jul 8104°193988°56°44°1948
Jul 9108°197389°56°43°1952
Jul 10106°197389°57°43°1944
Jul 11105°200289°57°41°1950
Jul 12106°194089°57°37°1943
Jul 13105°193590°57°35°1983
Jul 14104°195590°57°41°1983
Jul 15105°192590°58°41°1983
Jul 16104°199890°58°42°1983
Jul 17103°194790°58°43°1986
Jul 18105°193690°58°43°1987
Jul 19106°193190°58°44°1924
Jul 20103°198990°58°42°1950
Jul 21103°193691°58°37°1954
Jul 22105°198891°58°41°1954
Jul 23104°193391°58°47°1954
Jul 24102°193191°58°47°1949
Jul 25103°192891°58°46°1993
Jul 26107°193491°58°43°1919
Jul 27108°193491°58°41°2015
Jul 28106°193491°58°43°1948
Jul 29103°192691°58°40°1950
Jul 30103°199090°58°44°1995
Jul 31102°202090°58°42°1937
Aug 1103°199290°58°41°1937
Aug 2104°196190°58°40°1937
Aug 3103°198790°58°40°1956
Aug 4106°197990°57°43°1945
Aug 5103°198390°57°39°1950
Aug 6105°199089°57°43°1954
Aug 7106°199089°57°41°1939
Aug 8106°199089°57°45°1970
Aug 9103°199189°57°44°1995
Aug 10103°192888°56°42°1947
Aug 11103°194088°56°45°1918
Aug 12107°194088°56°40°1918
Aug 13105°192988°56°41°1959
Aug 14101°197388°56°42°1925
Aug 15103°199288°56°44°1922
Aug 16100°196788°56°40°1954
Aug 17101°193287°55°40°1918
Aug 18102°196187°55°39°1918
Aug 19101°193187°55°33°1916
Aug 20101°196987°55°38°1964
Aug 21105°196987°54°39°1918
Aug 22103°196986°54°39°1947
Aug 23102°192686°54°35°1960
Aug 24103°192686°54°37°1992
Aug 25102°198886°53°37°1960
Aug 26100°193485°53°37°1992
Aug 27103°192485°53°36°1942
Aug 28101°192484°53°35°1960
Aug 29100°194884°52°35°1965
Aug 3099°201684°52°32°2006
Aug 3199°191683°52°36°1932
Sep 1101°195083°52°38°1924
Sep 297°193182°51°35°1943
Sep 397°192482°51°34°1921
Sep 4102°195581°50°38°1921
Sep 5102°202281°50°35°1940
Sep 698°197680°50°35°1948
Sep 798°194480°50°32°1948
Sep 896°194480°49°31°1948
Sep 997°195979°49°34°1948
Sep 1098°194379°48°31°1916
Sep 1195°195378°48°31°1949
Sep 1295°194478°48°29°1921
Sep 1394°194577°47°27°1915
Sep 1497°199077°47°30°1915
Sep 1595°199576°46°27°1936
Sep 1696°192976°46°29°1949
Sep 1795°193876°46°26°1965
Sep 1895°193976°46°24°1965
Sep 1994°193975°46°29°1947
Sep 2094°196675°45°30°1978
Sep 2196°196675°45°27°1961
Sep 2295°194975°45°29°1956
Sep 2393°199274°45°23°1926
Sep 2493°201574°44°21°1926
Sep 2591°195274°44°23°1926
Sep 2693°196373°44°25°1934
Sep 2793°196372°44°26°1948
Sep 2893°199472°43°26°1922
Sep 2990°201072°43°27°1954
Sep 3091°199271°42°26°1954
Oct 194°199271°42°24°1950
Oct 292°199270°42°28°1953
Oct 387°196569°41°27°1981
Oct 488°199368°41°27°1969
Oct 589°199668°40°23°1955
Oct 687°194267°40°24°1927
Oct 788°195366°39°26°1926
Oct 892°194266°39°23°1985
Oct 988°193465°38°21°1919
Oct 1090°193465°38°21°1985
Oct 1187°193465°38°22°2002
Oct 1286°195064°38°24°1985
Oct 1387°197364°38°22°1966
Oct 1484°192764°37°21°1969
Oct 1587°192763°37°20°1989
Oct 1686°195863°37°21°1989
Oct 1783°192763°37°20°1996
Oct 1885°192762°36°19°1996
Oct 1985°192762°36°20°1949
Oct 2085°191562°36°20°1932
Oct 2184°200361°36°21°1996
Oct 2279°192760°35°17°1935
Oct 2382°193359°35°20°1925
Oct 2478°192259°34°22°1939
Oct 2583°192658°34°20°2020
Oct 2678°192657°34°16°2020
Oct 2780°194457°33°16°2019
Oct 2878°194456°33°12°1971
Oct 2978°196855°32°8°2019
Oct 3073°193455°32°10°2002
Oct 3176°201254°32°8°2002
Nov 176°198854°31°10°1951
Nov 274°193154°31°11°1951
Nov 376°193153°31°2°1935
Nov 475°194952°30°7°1935
Nov 576°199952°30°12°1935
Nov 674°198052°30°15°1993
Nov 771°193051°30°16°1990
Nov 870°193451°30°12°1945
Nov 972°193451°30°10°1950
Nov 1073°193450°29°13°2014
Nov 1172°199950°29°7°2014
Nov 1270°199950°29°5°1955
Nov 1371°193449°29°-1°1916
Nov 1472°193448°28°-7°1955
Nov 1570°201648°28°-10°1955
Nov 1665°194947°28°5°1958
Nov 1767°197647°27°10°2014
Nov 1865°200846°27°9°1953
Nov 1969°196646°26°9°1930
Nov 2063°200845°26°0°1994
Nov 2167°201744°26°1°1931
Nov 2265°193944°25°-1°1985
Nov 2368°193943°25°1°2010
Nov 2466°199543°25°-4°1993
Nov 2564°199042°25°-1°1993
Nov 2670°194942°24°-3°1919
Nov 2766°194941°24°-5°1919
Nov 2866°193240°24°-5°2015
Nov 2963°199940°23°-3°2015
Nov 3064°199539°23°-1°2015
Dec 163°199538°23°7°1967
Dec 261°193938°22°8°1984
Dec 361°193938°22°6°2013
Dec 464°193938°22°-7°1992
Dec 560°191838°22°-7°1992
Dec 661°193938°22°-6°1992
Dec 759°193937°22°-4°2013
Dec 859°194037°22°-10°1951
Dec 967°193937°22°-13°1972
Dec 1061°199036°21°-15°1972
Dec 1158°192136°21°-14°1932
Dec 1262°192936°21°-12°1919
Dec 1360°192936°21°-11°1932
Dec 1460°192936°21°-8°1931
Dec 1557°202536°21°-5°1932
Dec 1656°202536°21°0°1922
Dec 1758°191735°21°-8°1964
Dec 1859°191735°20°-10°1924
Dec 1954°195835°20°-15°1924
Dec 2058°196934°20°-15°1990
Dec 2159°193334°20°-24°1990
Dec 2262°195534°20°-21°1990
Dec 2361°196434°20°-19°1990
Dec 2454°193634°20°-18°1924
Dec 2554°193334°20°-19°1924
Dec 2655°191734°20°-16°1924
Dec 2761°198034°20°-10°1916
Dec 2862°191734°19°-6°1990
Dec 2958°191734°19°-16°1990
Dec 3053°191734°19°-12°1915
Dec 3154°198034°19°3°1916
Forecast & records → Jerome station On This Day → national almanac
Data: NOAA/NWS Threaded Extremes (threadex) · normals 1991–2020 · part of Weather Trader