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Built 2026-10-19 (19 October 2026)

Grand Coteau Threshold Days by Year (USC00163800)

17 fixed thresholds counted per year at Grand Coteau (USC00163800): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Grand Coteau Thresholds

  • Grand Coteau: nights with a minimum temperature at or below 0 C (32 F) in 117 years, most in 1963 with 37.
  • Grand Coteau: nights with a minimum temperature at or above 20 C (68 F) in 117 years, most in 2018 with 153.
  • Grand Coteau: days with a maximum temperature at or above 30 C (86 F) in 116 years, most in 1963 with 172.
  • Grand Coteau: days with a maximum temperature at or above 90 F (32.2 C) in 116 years, most in 1941 with 128.
  • 17 fixed thresholds have at least one qualifying day at Grand Coteau.
116 years with a qualifying day
Days at or above 30 C (86 F) per year at Grand Coteau Days per year at Grand Coteau with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 172 in 1963. 0501001502001893: 1001894: 781895: 961896: 1211897: 1071898: 1251899: 1491900: 1271901: 1281902: 1341903: 1211904: 1361905: 1381906: 1431907: 1191908: 1551909: 1451910: 1631911: 1551913: 1251914: 1271915: 1551916: 1561917: 1161921: 1501922: 1471923: 1161924: 1481925: 1201926: 1341927: 1601928: 1251929: 1461930: 1091931: 1391932: 1271933: 1551934: 1571935: 1711937: 1441939: 1531940: 1311941: 1571944: 1351948: 1391951: 1411952: 1351953: 1421954: 1461955: 1481956: 1381957: 1231958: 1281959: 1471960: 1361961: 1131962: 1531963: 1721964: 1171965: 1371966: 1201967: 1121968: 1251969: 1361970: 1291971: 1311972: 1351973: 1251974: 1121975: 1131976: 1031977: 1391978: 1491979: 1141980: 1441981: 1421982: 1351983: 1191984: 1291985: 1471986: 1451987: 1421988: 1221989: 1311990: 1421991: 1171992: 1021993: 1351994: 1321995: 1481996: 1341997: 1341998: 1481999: 1562000: 1562001: 1392002: 1522004: 1272005: 1352006: 1162007: 1312008: 1292009: 1302010: 1532011: 1362012: 1182013: 1342015: 1432016: 1332017: 1242018: 1482019: 1412020: 1172021: 1222022: 1442023: 1461893190519211933195419661978199020022016
Days per year at Grand Coteau with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 172 in 1963.
Days at or above 30 C (86 F) per year at Grand Coteau
YearDaysDecade average
1893100110.9
189478110.9
189596110.9
1896121110.9
1897107110.9
1898125110.9
1899149110.9
1900127134.6
1901128134.6
1902134134.6
1903121134.6
1904136134.6
1905138134.6
1906143134.6
1907119134.6
1908155134.6
1909145134.6
1910163142.4
1911155142.4
1913125142.4
1914127142.4
1915155142.4
1916156142.4
1917116142.4
1921150138.4
1922147138.4
1923116138.4
1924148138.4
1925120138.4
1926134138.4
1927160138.4
1928125138.4
1929146138.4
1930109144.4
1931139144.4
1932127144.4
1933155144.4
1934157144.4
1935171144.4
1937144144.4
1939153144.4
1940131140.5
1941157140.5
1944135140.5
1948139140.5
1951141138.7
1952135138.7
1953142138.7
1954146138.7
1955148138.7
1956138138.7
1957123138.7
1958128138.7
1959147138.7
1960136132.1
1961113132.1
1962153132.1
1963172132.1
1964117132.1
1965137132.1
1966120132.1
1967112132.1
1968125132.1
1969136132.1
1970129125
1971131125
1972135125
1973125125
1974112125
1975113125
1976103125
1977139125
1978149125
1979114125
1980144135.6
1981142135.6
1982135135.6
1983119135.6
1984129135.6
1985147135.6
1986145135.6
1987142135.6
1988122135.6
1989131135.6
1990142134.8
1991117134.8
1992102134.8
1993135134.8
1994132134.8
1995148134.8
1996134134.8
1997134134.8
1998148134.8
1999156134.8
2000156135
2001139135
2002152135
2004127135
2005135135
2006116135
2007131135
2008129135
2009130135
2010153136.7
2011136136.7
2012118136.7
2013134136.7
2015143136.7
2016133136.7
2017124136.7
2018148136.7
2019141136.7
2020117132.3
2021122132.3
2022144132.3
2023146132.3
First to last qualifying date each year at Grand Coteau For each year, a bar from the first to the last day at Grand Coteau meeting 30 C (86 F). 1893: 4 April 1893 to 2 October 18931894: 16 April 1894 to 4 October 18941895: 1 April 1895 to 27 September 18951896: 30 April 1896 to 3 October 18961897: 21 May 1897 to 6 October 18971898: 3 May 1898 to 10 October 18981899: 26 March 1899 to 24 October 18991900: 25 April 1900 to 21 November 19001901: 29 April 1901 to 2 October 19011902: 20 April 1902 to 29 September 19021903: 19 April 1903 to 7 October 19031904: 21 April 1904 to 14 October 19041905: 21 April 1905 to 18 October 19051906: 27 April 1906 to 19 November 19061907: 17 March 1907 to 7 October 19071908: 18 March 1908 to 21 October 19081909: 28 March 1909 to 22 October 19091910: 21 March 1910 to 25 November 19101911: 7 March 1911 to 7 October 19111913: 17 April 1913 to 17 November 19131914: 6 May 1914 to 12 October 19141915: 12 April 1915 to 9 November 19151916: 22 March 1916 to 5 November 19161917: 27 April 1917 to 29 October 19171921: 22 March 1921 to 15 November 19211922: 7 April 1922 to 30 October 19221923: 24 April 1923 to 3 October 19231924: 18 May 1924 to 15 November 19241925: 14 April 1925 to 13 October 19251926: 22 May 1926 to 20 October 19261927: 2 April 1927 to 10 November 19271928: 2 May 1928 to 27 October 19281929: 23 March 1929 to 21 October 19291930: 7 April 1930 to 16 October 19301931: 16 April 1931 to 5 November 19311932: 5 April 1932 to 23 October 19321933: 9 April 1933 to 14 December 19331934: 3 April 1934 to 9 November 19341935: 14 March 1935 to 10 November 19351937: 16 April 1937 to 30 October 19371939: 23 March 1939 to 27 October 19391940: 12 March 1940 to 31 October 19401941: 8 April 1941 to 25 October 19411944: 11 May 1944 to 26 October 19441948: 9 April 1948 to 16 October 19481951: 2 May 1951 to 14 November 19511952: 30 April 1952 to 5 October 19521953: 18 April 1953 to 25 October 19531954: 4 April 1954 to 14 October 19541955: 16 March 1955 to 13 October 19551956: 30 April 1956 to 2 November 19561957: 20 April 1957 to 22 September 19571958: 22 April 1958 to 10 October 19581959: 19 April 1959 to 5 November 19591960: 22 April 1960 to 16 October 19601961: 29 April 1961 to 2 November 19611962: 12 April 1962 to 21 October 19621963: 3 April 1963 to 28 October 19631964: 24 April 1964 to 27 September 19641965: 9 April 1965 to 17 October 19651966: 8 May 1966 to 14 October 19661967: 15 March 1967 to 24 October 19671968: 14 May 1968 to 17 October 19681969: 23 April 1969 to 20 October 19691970: 17 April 1970 to 8 October 19701971: 23 April 1971 to 2 November 19711972: 20 April 1972 to 18 October 19721973: 25 April 1973 to 24 October 19731974: 4 May 1974 to 2 November 19741975: 26 April 1975 to 29 October 19751976: 21 April 1976 to 4 October 19761977: 12 April 1977 to 19 October 19771978: 1 May 1978 to 3 November 19781979: 9 May 1979 to 21 October 19791980: 5 May 1980 to 17 October 19801981: 13 April 1981 to 17 October 19811982: 5 April 1982 to 2 November 19821983: 12 May 1983 to 21 October 19831984: 21 April 1984 to 1 November 19841985: 17 April 1985 to 21 October 19851986: 7 April 1986 to 7 October 19861987: 17 April 1987 to 18 October 19871988: 25 April 1988 to 18 October 19881989: 21 April 1989 to 12 October 19891990: 21 April 1990 to 15 October 19901991: 8 April 1991 to 28 October 19911992: 12 April 1992 to 10 October 19921993: 9 May 1993 to 24 October 19931994: 26 April 1994 to 3 November 19941995: 19 April 1995 to 27 October 19951996: 20 April 1996 to 27 October 19961997: 29 March 1997 to 12 October 19971998: 3 May 1998 to 29 October 19981999: 7 April 1999 to 30 October 19992000: 18 April 2000 to 1 November 20002001: 28 February 2001 to 24 October 20012002: 16 April 2002 to 19 October 20022004: 23 April 2004 to 31 October 20042005: 7 May 2005 to 19 October 20052006: 17 April 2006 to 18 October 20062007: 29 April 2007 to 19 October 20072008: 11 April 2008 to 15 October 20082009: 5 May 2009 to 16 October 20092010: 24 April 2010 to 31 October 20102011: 9 April 2011 to 17 October 20112012: 29 April 2012 to 14 October 20122013: 17 May 2013 to 16 October 20132015: 8 April 2015 to 6 November 20152016: 24 April 2016 to 5 November 20162017: 23 March 2017 to 16 October 20172018: 2 May 2018 to 19 October 20182019: 1 May 2019 to 20 October 20192020: 26 March 2020 to 22 October 20202021: 28 April 2021 to 25 October 20212022: 3 May 2022 to 8 November 20222023: 25 March 2023 to 29 October 202318931908192719511966198119962012JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Grand Coteau meeting 30 C (86 F).
First to last qualifying date each year at Grand Coteau
YearFirst dateLast date
18931893-04-041893-10-02
18941894-04-161894-10-04
18951895-04-011895-09-27
18961896-04-301896-10-03
18971897-05-211897-10-06
18981898-05-031898-10-10
18991899-03-261899-10-24
19001900-04-251900-11-21
19011901-04-291901-10-02
19021902-04-201902-09-29
19031903-04-191903-10-07
19041904-04-211904-10-14
19051905-04-211905-10-18
19061906-04-271906-11-19
19071907-03-171907-10-07
19081908-03-181908-10-21
19091909-03-281909-10-22
19101910-03-211910-11-25
19111911-03-071911-10-07
19131913-04-171913-11-17
19141914-05-061914-10-12
19151915-04-121915-11-09
19161916-03-221916-11-05
19171917-04-271917-10-29
19211921-03-221921-11-15
19221922-04-071922-10-30
19231923-04-241923-10-03
19241924-05-181924-11-15
19251925-04-141925-10-13
19261926-05-221926-10-20
19271927-04-021927-11-10
19281928-05-021928-10-27
19291929-03-231929-10-21
19301930-04-071930-10-16
19311931-04-161931-11-05
19321932-04-051932-10-23
19331933-04-091933-12-14
19341934-04-031934-11-09
19351935-03-141935-11-10
19371937-04-161937-10-30
19391939-03-231939-10-27
19401940-03-121940-10-31
19411941-04-081941-10-25
19441944-05-111944-10-26
19481948-04-091948-10-16
19511951-05-021951-11-14
19521952-04-301952-10-05
19531953-04-181953-10-25
19541954-04-041954-10-14
19551955-03-161955-10-13
19561956-04-301956-11-02
19571957-04-201957-09-22
19581958-04-221958-10-10
19591959-04-191959-11-05
19601960-04-221960-10-16
19611961-04-291961-11-02
19621962-04-121962-10-21
19631963-04-031963-10-28
19641964-04-241964-09-27
19651965-04-091965-10-17
19661966-05-081966-10-14
19671967-03-151967-10-24
19681968-05-141968-10-17
19691969-04-231969-10-20
19701970-04-171970-10-08
19711971-04-231971-11-02
19721972-04-201972-10-18
19731973-04-251973-10-24
19741974-05-041974-11-02
19751975-04-261975-10-29
19761976-04-211976-10-04
19771977-04-121977-10-19
19781978-05-011978-11-03
19791979-05-091979-10-21
19801980-05-051980-10-17
19811981-04-131981-10-17
19821982-04-051982-11-02
19831983-05-121983-10-21
19841984-04-211984-11-01
19851985-04-171985-10-21
19861986-04-071986-10-07
19871987-04-171987-10-18
19881988-04-251988-10-18
19891989-04-211989-10-12
19901990-04-211990-10-15
19911991-04-081991-10-28
19921992-04-121992-10-10
19931993-05-091993-10-24
19941994-04-261994-11-03
19951995-04-191995-10-27
19961996-04-201996-10-27
19971997-03-291997-10-12
19981998-05-031998-10-29
19991999-04-071999-10-30
20002000-04-182000-11-01
20012001-02-282001-10-24
20022002-04-162002-10-19
20042004-04-232004-10-31
20052005-05-072005-10-19
20062006-04-172006-10-18
20072007-04-292007-10-19
20082008-04-112008-10-15
20092009-05-052009-10-16
20102010-04-242010-10-31
20112011-04-092011-10-17
20122012-04-292012-10-14
20132013-05-172013-10-16
20152015-04-082015-11-06
20162016-04-242016-11-05
20172017-03-232017-10-16
20182018-05-022018-10-19
20192019-05-012019-10-20
20202020-03-262020-10-22
20212021-04-282021-10-25
20222022-05-032022-11-08
20232023-03-252023-10-29

Every Fixed Threshold

Fixed thresholds at Grand Coteau
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days1161721963146
35 C (95 F): Days11377199854
40 C (104 F): Days8520003
90 F (32.2 C): Days1161281941111
100 F (37.8 C): Days3618202318
0 C (32 F): Ice days (max15319401
0 C (32 F): Frost days (min1173719637
-10 C (14 F): Days with min15519622
20 C (68 F): Tropical nights (min1171532018132
25 C (77 F): Days with min9032202332
10 mm (0.39 in): Days with 10 mm or more rain11665199135
25 mm (0.98 in): Days with 25 mm or more rain11633190517
50 mm (1.97 in): Days with 50 mm or more rain1141719054
100 mm (3.94 in): Days with 100 mm or more rain75519402
200 mm (7.87 in): Days with 200 mm or more rain10219272
10 cm (3.9 in): Days with 10 cm or more snowfall2118951
25 cm (9.8 in): Days with 25 cm or more snowfall1118951

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1893.

Download the Data

  • Data for Grand Coteau 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 (2025-12-31).