Built 2026-10-19 (19 October 2026)

Ada Threshold Days by Year (USC00210018)

19 fixed thresholds counted per year at Ada (USC00210018): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Ada Thresholds

  • Ada: nights with a minimum temperature at or below 0 C (32 F) in 108 years, most in 2002 with 209.
  • Ada: nights with a minimum temperature at or below -10 C (14 F) in 108 years, most in 1955 with 125.
  • Ada: nights with a minimum temperature at or below -20 C (-4 F) in 108 years, most in 1917 with 76.
  • Ada: nights with a minimum temperature at or below -30 C (-22 F) in 103 years, most in 1917 with 30.
  • 19 fixed thresholds have at least one qualifying day at Ada.
99 years with a qualifying day
Days at or above 30 C (86 F) per year at Ada Days per year at Ada with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 63 in 1976. 0204060801895: 111896: 261899: 121900: 351901: 271917: 261918: 141919: 321920: 231921: 321922: 261923: 281924: 111932: 411937: 381938: 331939: 391940: 381941: 491942: 141943: 281944: 221945: 281946: 31947: 241948: 371949: 271950: 141951: 121952: 371953: 351954: 251955: 491956: 171957: 331958: 331959: 511960: 431961: 501962: 191964: 271965: 71966: 321967: 241968: 161969: 241970: 471971: 201972: 251973: 281974: 351975: 281976: 631977: 291978: 451979: 251980: 471981: 251982: 291983: 551985: 111986: 201987: 411988: 601989: 451990: 371991: 441992: 191994: 181995: 261996: 221997: 241998: 241999: 162000: 152001: 272002: 272003: 192004: 72005: 282007: 352008: 112009: 82011: 332012: 492013: 272014: 132015: 242016: 202017: 182018: 292019: 122020: 192021: 442022: 142023: 242024: 102025: 222026: 341895192219431953196419741985199620072018
Days per year at Ada with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 63 in 1976.
Days at or above 30 C (86 F) per year at Ada
YearDaysDecade average
18951116.3
18962616.3
18991216.3
19003531
19012731
19172624
19181424
19193224
19202324
19213224
19222624
19232824
19241124
19324137.8
19373837.8
19383337.8
19393937.8
19403827
19414927
19421427
19432827
19442227
19452827
1946327
19472427
19483727
19492727
19501430.6
19511230.6
19523730.6
19533530.6
19542530.6
19554930.6
19561730.6
19573330.6
19583330.6
19595130.6
19604326.9
19615026.9
19621926.9
19642726.9
1965726.9
19663226.9
19672426.9
19681626.9
19692426.9
19704734.5
19712034.5
19722534.5
19732834.5
19743534.5
19752834.5
19766334.5
19772934.5
19784534.5
19792534.5
19804737
19812537
19822937
19835537
19851137
19862037
19874137
19886037
19894537
19903725.6
19914425.6
19921925.6
19941825.6
19952625.6
19962225.6
19972425.6
19982425.6
19991625.6
20001519.7
20012719.7
20022719.7
20031919.7
2004719.7
20052819.7
20073519.7
20081119.7
2009819.7
20113325
20124925
20132725
20141325
20152425
20162025
20171825
20182925
20191225
20201923.9
20214423.9
20221423.9
20232423.9
20241023.9
20252223.9
20263423.9
First to last qualifying date each year at Ada For each year, a bar from the first to the last day at Ada meeting 30 C (86 F). 1895: 8 May 1895 to 20 September 18951896: 6 May 1896 to 7 September 18961899: 17 June 1899 to 9 September 18991900: 10 May 1900 to 1 September 19001901: 1 May 1901 to 4 September 19011917: 16 May 1917 to 23 September 19171918: 4 May 1918 to 20 August 19181919: 27 May 1919 to 7 September 19191920: 8 June 1920 to 6 October 19201921: 22 May 1921 to 2 September 19211922: 4 June 1922 to 4 October 19221923: 26 May 1923 to 10 October 19231924: 14 June 1924 to 29 August 19241932: 13 May 1932 to 8 September 19321937: 28 May 1937 to 3 October 19371938: 5 June 1938 to 9 October 19381939: 5 May 1939 to 18 September 19391940: 31 May 1940 to 19 September 19401941: 2 May 1941 to 20 September 19411942: 11 June 1942 to 29 August 19421943: 18 June 1943 to 31 August 19431944: 29 May 1944 to 18 August 19441945: 21 June 1945 to 7 September 19451946: 14 June 1946 to 2 August 19461947: 3 July 1947 to 8 September 19471948: 19 May 1948 to 16 September 19481949: 11 June 1949 to 24 September 19491950: 23 May 1950 to 7 September 19501951: 7 July 1951 to 18 September 19511952: 26 April 1952 to 27 September 19521953: 7 May 1953 to 2 October 19531954: 13 June 1954 to 31 August 19541955: 2 May 1955 to 17 September 19551956: 8 June 1956 to 27 September 19561957: 1 July 1957 to 31 August 19571958: 12 May 1958 to 23 September 19581959: 1 May 1959 to 9 September 19591960: 31 May 1960 to 20 September 19601961: 31 May 1961 to 8 September 19611962: 15 June 1962 to 28 August 19621964: 18 May 1964 to 9 September 19641965: 22 July 1965 to 16 August 19651966: 21 May 1966 to 12 September 19661967: 24 May 1967 to 7 September 19671968: 3 June 1968 to 14 September 19681969: 14 May 1969 to 12 September 19691970: 17 May 1970 to 20 September 19701971: 13 May 1971 to 7 September 19711972: 16 May 1972 to 30 August 19721973: 1 June 1973 to 31 August 19731974: 3 June 1974 to 27 September 19741975: 25 June 1975 to 7 October 19751976: 9 May 1976 to 1 October 19761977: 12 May 1977 to 9 August 19771978: 24 May 1978 to 10 September 19781979: 13 June 1979 to 16 September 19791980: 20 April 1980 to 7 September 19801981: 21 May 1981 to 12 September 19811982: 23 June 1982 to 11 September 19821983: 10 June 1983 to 27 September 19831985: 4 May 1985 to 8 August 19851986: 27 May 1986 to 19 August 19861987: 18 April 1987 to 11 August 19871988: 18 May 1988 to 24 August 19881989: 16 May 1989 to 30 September 19891990: 22 April 1990 to 26 September 19901991: 12 May 1991 to 2 September 19911992: 30 April 1992 to 2 October 19921994: 23 April 1994 to 12 September 19941995: 4 June 1995 to 29 September 19951996: 10 June 1996 to 6 September 19961997: 2 June 1997 to 3 October 19971998: 27 June 1998 to 19 September 19981999: 30 May 1999 to 1 September 19992000: 6 May 2000 to 10 September 20002001: 16 May 2001 to 7 September 20012002: 31 May 2002 to 9 September 20022003: 14 April 2003 to 9 October 20032004: 29 April 2004 to 20 September 20042005: 19 June 2005 to 11 September 20052007: 13 May 2007 to 23 September 20072008: 24 June 2008 to 31 August 20082009: 31 May 2009 to 14 August 20092011: 6 June 2011 to 5 October 20112012: 14 May 2012 to 30 September 20122013: 13 May 2013 to 6 September 20132014: 24 May 2014 to 28 September 20142015: 10 June 2015 to 12 October 20152016: 6 May 2016 to 29 August 20162017: 3 June 2017 to 23 September 20172018: 8 May 2018 to 17 September 20182019: 31 May 2019 to 21 September 20192020: 2 June 2020 to 22 August 20202021: 2 May 2021 to 30 September 20212022: 20 June 2022 to 2 September 20222023: 23 May 2023 to 3 October 20232024: 13 June 2024 to 18 September 20242025: 12 May 2025 to 4 October 20252026: 26 May 2026 to 25 August 202618951932194919621976199020042019JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Ada meeting 30 C (86 F).
First to last qualifying date each year at Ada
YearFirst dateLast date
18951895-05-081895-09-20
18961896-05-061896-09-07
18991899-06-171899-09-09
19001900-05-101900-09-01
19011901-05-011901-09-04
19171917-05-161917-09-23
19181918-05-041918-08-20
19191919-05-271919-09-07
19201920-06-081920-10-06
19211921-05-221921-09-02
19221922-06-041922-10-04
19231923-05-261923-10-10
19241924-06-141924-08-29
19321932-05-131932-09-08
19371937-05-281937-10-03
19381938-06-051938-10-09
19391939-05-051939-09-18
19401940-05-311940-09-19
19411941-05-021941-09-20
19421942-06-111942-08-29
19431943-06-181943-08-31
19441944-05-291944-08-18
19451945-06-211945-09-07
19461946-06-141946-08-02
19471947-07-031947-09-08
19481948-05-191948-09-16
19491949-06-111949-09-24
19501950-05-231950-09-07
19511951-07-071951-09-18
19521952-04-261952-09-27
19531953-05-071953-10-02
19541954-06-131954-08-31
19551955-05-021955-09-17
19561956-06-081956-09-27
19571957-07-011957-08-31
19581958-05-121958-09-23
19591959-05-011959-09-09
19601960-05-311960-09-20
19611961-05-311961-09-08
19621962-06-151962-08-28
19641964-05-181964-09-09
19651965-07-221965-08-16
19661966-05-211966-09-12
19671967-05-241967-09-07
19681968-06-031968-09-14
19691969-05-141969-09-12
19701970-05-171970-09-20
19711971-05-131971-09-07
19721972-05-161972-08-30
19731973-06-011973-08-31
19741974-06-031974-09-27
19751975-06-251975-10-07
19761976-05-091976-10-01
19771977-05-121977-08-09
19781978-05-241978-09-10
19791979-06-131979-09-16
19801980-04-201980-09-07
19811981-05-211981-09-12
19821982-06-231982-09-11
19831983-06-101983-09-27
19851985-05-041985-08-08
19861986-05-271986-08-19
19871987-04-181987-08-11
19881988-05-181988-08-24
19891989-05-161989-09-30
19901990-04-221990-09-26
19911991-05-121991-09-02
19921992-04-301992-10-02
19941994-04-231994-09-12
19951995-06-041995-09-29
19961996-06-101996-09-06
19971997-06-021997-10-03
19981998-06-271998-09-19
19991999-05-301999-09-01
20002000-05-062000-09-10
20012001-05-162001-09-07
20022002-05-312002-09-09
20032003-04-142003-10-09
20042004-04-292004-09-20
20052005-06-192005-09-11
20072007-05-132007-09-23
20082008-06-242008-08-31
20092009-05-312009-08-14
20112011-06-062011-10-05
20122012-05-142012-09-30
20132013-05-132013-09-06
20142014-05-242014-09-28
20152015-06-102015-10-12
20162016-05-062016-08-29
20172017-06-032017-09-23
20182018-05-082018-09-17
20192019-05-312019-09-21
20202020-06-022020-08-22
20212021-05-022021-09-30
20222022-06-202022-09-02
20232023-05-232023-10-03
20242024-06-132024-09-18
20252025-05-122025-10-04
20262026-05-262026-08-25

Every Fixed Threshold

Fixed thresholds at Ada
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days9963197634
35 C (95 F): Days741419396
40 C (104 F): Days5219882
90 F (32.2 C): Days9638197620
100 F (37.8 C): Days20519761
0 C (32 F): Ice days (max99127195552
0 C (32 F): Frost days (min1082092002127
-10 C (14 F): Days with min108125195548
-20 C (-4 F): Days with min10876191724
-30 C (-22 F): Days with min1033019171
-40 C (-40 F): Days with min13218952
20 C (68 F): Tropical nights (min962219836
25 C (77 F): Days with min10219471
10 mm (0.39 in): Days with 10 mm or more rain1033220198
25 mm (0.98 in): Days with 25 mm or more rain101819914
50 mm (1.97 in): Days with 50 mm or more rain53319411
100 mm (3.94 in): Days with 100 mm or more rain3119411
10 cm (3.9 in): Days with 10 cm or more snowfall44819963
25 cm (9.8 in): Days with 25 cm or more snowfall5119601

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1895.

Download the Data

  • Data for Ada threshold days by year: CSV or JSON. Field meanings are on the data page.

Source: NOAA National Centers for Environmental Information, Global Historical Climatology Network Daily (GHCN-Daily). Records are computed by World Extreme Weather Monitor and are not official NOAA products. (US Government open data (NOAA NCEI)) Data as of 2026-10-17 (17 October 2026). Threshold counts are computed by this site.

Data as of . Last revised (2026-10-17).