Built 2026-10-19 (19 October 2026)

W Plains Threshold Days by Year (USC00238880)

17 fixed thresholds counted per year at W Plains (USC00238880): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for W Plains Thresholds

  • W Plains: days with a maximum temperature at or above 30 C (86 F) in 71 years, most in 1953 with 121.
  • W Plains: days with a maximum temperature at or above 90 F (32.2 C) in 71 years, most in 1954 with 94.
  • W Plains: days with a maximum temperature at or below 0 C (32 F) in 70 years, most in 1978 with 34.
  • W Plains: days with a maximum temperature at or above 35 C (95 F) in 69 years, most in 1954 with 54.
  • 17 fixed thresholds have at least one qualifying day at W Plains.
71 years with a qualifying day
Days at or above 30 C (86 F) per year at W Plains Days per year at W Plains with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 121 in 1953. 0501001501949: 761950: 491951: 641952: 1101953: 1211954: 1101955: 871956: 921957: 661958: 721959: 781960: 781961: 731962: 881963: 851964: 801965: 751966: 681967: 611968: 651969: 811970: 691971: 791972: 801973: 731974: 591975: 681976: 591977: 801978: 851979: 541980: 1051981: 561982: 551983: 771984: 791985: 681986: 871987: 881988: 751989: 631990: 701991: 691993: 701994: 631995: 721996: 581997: 591998: 901999: 832000: 802001: 732002: 862003: 542004: 432005: 972006: 722007: 732008: 442009: 422010: 932011: 832012: 922013: 422019: 932020: 922021: 1062023: 1012024: 852025: 972026: 110194919571965197319811989199820062019
Days per year at W Plains with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 121 in 1953.
Days at or above 30 C (86 F) per year at W Plains
YearDaysDecade average
19497676
19504984.9
19516484.9
195211084.9
195312184.9
195411084.9
19558784.9
19569284.9
19576684.9
19587284.9
19597884.9
19607875.4
19617375.4
19628875.4
19638575.4
19648075.4
19657575.4
19666875.4
19676175.4
19686575.4
19698175.4
19706970.6
19717970.6
19728070.6
19737370.6
19745970.6
19756870.6
19765970.6
19778070.6
19788570.6
19795470.6
198010575.3
19815675.3
19825575.3
19837775.3
19847975.3
19856875.3
19868775.3
19878875.3
19887575.3
19896375.3
19907070.4
19916970.4
19937070.4
19946370.4
19957270.4
19965870.4
19975970.4
19989070.4
19998370.4
20008066.4
20017366.4
20028666.4
20035466.4
20044366.4
20059766.4
20067266.4
20077366.4
20084466.4
20094266.4
20109380.6
20118380.6
20129280.6
20134280.6
20199380.6
20209298.5
202110698.5
202310198.5
20248598.5
20259798.5
202611098.5
First to last qualifying date each year at W Plains For each year, a bar from the first to the last day at W Plains meeting 30 C (86 F). 1949: 3 May 1949 to 8 October 19491950: 17 May 1950 to 31 October 19501951: 20 May 1951 to 4 October 19511952: 29 April 1952 to 13 October 19521953: 22 April 1953 to 22 October 19531954: 7 April 1954 to 5 October 19541955: 16 April 1955 to 29 September 19551956: 6 May 1956 to 6 October 19561957: 12 May 1957 to 20 September 19571958: 12 May 1958 to 26 September 19581959: 7 April 1959 to 24 September 19591960: 6 April 1960 to 2 October 19601961: 29 May 1961 to 11 October 19611962: 13 February 1962 to 11 October 19621963: 21 April 1963 to 19 October 19631964: 17 May 1964 to 17 October 19641965: 22 April 1965 to 18 September 19651966: 6 May 1966 to 9 October 19661967: 11 March 1967 to 5 October 19671968: 29 March 1968 to 8 September 19681969: 20 May 1969 to 4 October 19691970: 28 April 1970 to 20 September 19701971: 12 April 1971 to 2 October 19711972: 12 April 1972 to 20 September 19721973: 10 May 1973 to 3 October 19731974: 19 May 1974 to 31 August 19741975: 22 May 1975 to 13 October 19751976: 12 June 1976 to 12 October 19761977: 22 May 1977 to 1 October 19771978: 20 May 1978 to 21 October 19781979: 19 May 1979 to 8 October 19791980: 21 April 1980 to 10 October 19801981: 13 April 1981 to 5 October 19811982: 29 May 1982 to 5 October 19821983: 19 June 1983 to 3 October 19831984: 27 April 1984 to 20 September 19841985: 26 May 1985 to 22 September 19851986: 25 April 1986 to 29 September 19861987: 20 April 1987 to 25 September 19871988: 5 April 1988 to 22 September 19881989: 22 April 1989 to 16 October 19891990: 7 June 1990 to 27 September 19901991: 18 May 1991 to 16 September 19911993: 13 June 1993 to 23 September 19931994: 26 May 1994 to 1 October 19941995: 11 May 1995 to 15 September 19951996: 17 May 1996 to 11 September 19961997: 17 May 1997 to 3 October 19971998: 13 May 1998 to 29 September 19981999: 2 June 1999 to 28 September 19992000: 8 May 2000 to 4 October 20002001: 9 April 2001 to 7 September 20012002: 18 April 2002 to 4 October 20022003: 5 May 2003 to 24 September 20032004: 8 June 2004 to 23 September 20042005: 11 May 2005 to 23 September 20052006: 16 April 2006 to 4 October 20062007: 30 April 2007 to 23 September 20072008: 20 May 2008 to 13 September 20082009: 1 June 2009 to 8 September 20092010: 24 May 2010 to 24 September 20102011: 10 April 2011 to 14 September 20112012: 2 April 2012 to 26 September 20122013: 15 May 2013 to 20 September 20132019: 17 May 2019 to 6 October 20192020: 27 March 2020 to 23 October 20202021: 23 May 2021 to 11 October 20212023: 8 May 2023 to 22 October 20232024: 28 February 2024 to 24 October 20242025: 12 March 2025 to 3 October 20252026: 21 March 2026 to 14 October 202619491958196719761985199520042013JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at W Plains meeting 30 C (86 F).
First to last qualifying date each year at W Plains
YearFirst dateLast date
19491949-05-031949-10-08
19501950-05-171950-10-31
19511951-05-201951-10-04
19521952-04-291952-10-13
19531953-04-221953-10-22
19541954-04-071954-10-05
19551955-04-161955-09-29
19561956-05-061956-10-06
19571957-05-121957-09-20
19581958-05-121958-09-26
19591959-04-071959-09-24
19601960-04-061960-10-02
19611961-05-291961-10-11
19621962-02-131962-10-11
19631963-04-211963-10-19
19641964-05-171964-10-17
19651965-04-221965-09-18
19661966-05-061966-10-09
19671967-03-111967-10-05
19681968-03-291968-09-08
19691969-05-201969-10-04
19701970-04-281970-09-20
19711971-04-121971-10-02
19721972-04-121972-09-20
19731973-05-101973-10-03
19741974-05-191974-08-31
19751975-05-221975-10-13
19761976-06-121976-10-12
19771977-05-221977-10-01
19781978-05-201978-10-21
19791979-05-191979-10-08
19801980-04-211980-10-10
19811981-04-131981-10-05
19821982-05-291982-10-05
19831983-06-191983-10-03
19841984-04-271984-09-20
19851985-05-261985-09-22
19861986-04-251986-09-29
19871987-04-201987-09-25
19881988-04-051988-09-22
19891989-04-221989-10-16
19901990-06-071990-09-27
19911991-05-181991-09-16
19931993-06-131993-09-23
19941994-05-261994-10-01
19951995-05-111995-09-15
19961996-05-171996-09-11
19971997-05-171997-10-03
19981998-05-131998-09-29
19991999-06-021999-09-28
20002000-05-082000-10-04
20012001-04-092001-09-07
20022002-04-182002-10-04
20032003-05-052003-09-24
20042004-06-082004-09-23
20052005-05-112005-09-23
20062006-04-162006-10-04
20072007-04-302007-09-23
20082008-05-202008-09-13
20092009-06-012009-09-08
20102010-05-242010-09-24
20112011-04-102011-09-14
20122012-04-022012-09-26
20132013-05-152013-09-20
20192019-05-172019-10-06
20202020-03-272020-10-23
20212021-05-232021-10-11
20232023-05-082023-10-22
20242024-02-282024-10-24
20252025-03-122025-10-03
20262026-03-212026-10-14

Every Fixed Threshold

Fixed thresholds at W Plains
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days711211953110
35 C (95 F): Days6954195440
40 C (104 F): Days15719541
90 F (32.2 C): Days7194195485
100 F (37.8 C): Days4022195414
0 C (32 F): Ice days (max703419787
0 C (32 F): Frost days (min59135196049
-10 C (14 F): Days with min5838196313
-20 C (-4 F): Days with min21519772
20 C (68 F): Tropical nights (min5961202084
25 C (77 F): Days with min7520232
10 mm (0.39 in): Days with 10 mm or more rain6750197324
25 mm (0.98 in): Days with 25 mm or more rain672019968
50 mm (1.97 in): Days with 50 mm or more rain64820022
100 mm (3.94 in): Days with 100 mm or more rain20219731
10 cm (3.9 in): Days with 10 cm or more snowfall37519801
25 cm (9.8 in): Days with 25 cm or more snowfall4119931

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1949.

Download the Data

  • Data for W Plains 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).