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Built 2026-10-17 (17 October 2026)

Collinsville Post Office Threshold Days by Year

14 fixed thresholds counted per year at Collinsville Post Office (ASN00033013): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Collinsville Post Office Thresholds

  • Collinsville Post Office: days with 10 mm (0.39 in) or more of precipitation in 86 years, most in 1956 with 46.
  • Collinsville Post Office: days with 25 mm (0.98 in) or more of precipitation in 85 years, most in 1956 with 21.
  • Collinsville Post Office: days with 50 mm (1.97 in) or more of precipitation in 72 years, most in 1990 with 7.
  • Collinsville Post Office: days with a maximum temperature at or above 30 C (86 F) in 47 years, most in 2016 with 249.
  • 14 fixed thresholds have at least one qualifying day at Collinsville Post Office.
47 years with a qualifying day
Days at or above 30 C (86 F) per year at Collinsville Post Office Days per year at Collinsville Post Office with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 249 in 2016. 01002003001957: 2161958: 1801959: 1771960: 2001961: 2131962: 2121963: 1761964: 2151965: 1901986: 1951987: 2081988: 1821989: 1791990: 1761991: 1911992: 2331993: 1901994: 1931995: 2171996: 2281997: 1901998: 2181999: 1892000: 1672001: 2222002: 2432003: 2272004: 2372005: 2302006: 2042007: 2192008: 1842009: 2242010: 1742012: 1882013: 2072016: 2492017: 2192018: 2382019: 2122020: 2242021: 2022022: 2152023: 2332024: 2312025: 2282026: 1451957196219871992199720022007201320202025
Days per year at Collinsville Post Office with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 249 in 2016.
Days at or above 30 C (86 F) per year at Collinsville Post Office
YearDaysDecade average
1957216191
1958180191
1959177191
1960200201
1961213201
1962212201
1963176201
1964215201
1965190201
1986195191
1987208191
1988182191
1989179191
1990176202.5
1991191202.5
1992233202.5
1993190202.5
1994193202.5
1995217202.5
1996228202.5
1997190202.5
1998218202.5
1999189202.5
2000167215.7
2001222215.7
2002243215.7
2003227215.7
2004237215.7
2005230215.7
2006204215.7
2007219215.7
2008184215.7
2009224215.7
2010174212.4
2012188212.4
2013207212.4
2016249212.4
2017219212.4
2018238212.4
2019212212.4
2020224211.1
2021202211.1
2022215211.1
2023233211.1
2024231211.1
2025228211.1
2026145211.1
First to last qualifying date each year at Collinsville Post Office For each year, a bar from the first to the last day at Collinsville Post Office meeting 30 C (86 F). 1957: 1 January 1957 to 31 December 19571958: 1 January 1958 to 31 December 19581959: 1 January 1959 to 31 December 19591960: 2 January 1960 to 28 December 19601961: 1 January 1961 to 31 December 19611962: 1 January 1962 to 31 December 19621963: 2 January 1963 to 31 December 19631964: 1 January 1964 to 31 December 19641965: 1 January 1965 to 31 December 19651986: 1 January 1986 to 30 December 19861987: 3 January 1987 to 31 December 19871988: 1 January 1988 to 31 December 19881989: 1 January 1989 to 31 December 19891990: 1 January 1990 to 24 December 19901991: 3 January 1991 to 31 December 19911992: 1 January 1992 to 31 December 19921993: 1 January 1993 to 31 December 19931994: 1 January 1994 to 31 December 19941995: 1 January 1995 to 31 December 19951996: 1 January 1996 to 31 December 19961997: 1 January 1997 to 31 December 19971998: 1 January 1998 to 31 December 19981999: 1 January 1999 to 31 December 19992000: 1 January 2000 to 31 December 20002001: 1 January 2001 to 31 December 20012002: 1 January 2002 to 31 December 20022003: 1 January 2003 to 31 December 20032004: 1 January 2004 to 31 December 20042005: 1 January 2005 to 31 December 20052006: 1 January 2006 to 31 December 20062007: 1 January 2007 to 31 December 20072008: 1 January 2008 to 31 December 20082009: 1 January 2009 to 31 December 20092010: 1 January 2010 to 31 December 20102012: 1 January 2012 to 30 December 20122013: 1 January 2013 to 31 December 20132016: 1 January 2016 to 31 December 20162017: 1 January 2017 to 31 December 20172018: 1 January 2018 to 31 December 20182019: 1 January 2019 to 31 December 20192020: 1 January 2020 to 31 December 20202021: 1 January 2021 to 31 December 20212022: 1 January 2022 to 29 December 20222023: 1 January 2023 to 31 December 20232024: 1 January 2024 to 31 December 20242025: 1 January 2025 to 31 December 20252026: 1 January 2026 to 8 October 202619571963198919952001200720162022JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Collinsville Post Office meeting 30 C (86 F).
First to last qualifying date each year at Collinsville Post Office
YearFirst dateLast date
19571957-01-011957-12-31
19581958-01-011958-12-31
19591959-01-011959-12-31
19601960-01-021960-12-28
19611961-01-011961-12-31
19621962-01-011962-12-31
19631963-01-021963-12-31
19641964-01-011964-12-31
19651965-01-011965-12-31
19861986-01-011986-12-30
19871987-01-031987-12-31
19881988-01-011988-12-31
19891989-01-011989-12-31
19901990-01-011990-12-24
19911991-01-031991-12-31
19921992-01-011992-12-31
19931993-01-011993-12-31
19941994-01-011994-12-31
19951995-01-011995-12-31
19961996-01-011996-12-31
19971997-01-011997-12-31
19981998-01-011998-12-31
19991999-01-011999-12-31
20002000-01-012000-12-31
20012001-01-012001-12-31
20022002-01-012002-12-31
20032003-01-012003-12-31
20042004-01-012004-12-31
20052005-01-012005-12-31
20062006-01-012006-12-31
20072007-01-012007-12-31
20082008-01-012008-12-31
20092009-01-012009-12-31
20102010-01-012010-12-31
20122012-01-012012-12-30
20132013-01-012013-12-31
20162016-01-012016-12-31
20172017-01-012017-12-31
20182018-01-012018-12-31
20192019-01-012019-12-31
20202020-01-012020-12-31
20212021-01-012021-12-31
20222022-01-012022-12-29
20232023-01-012023-12-31
20242024-01-012024-12-31
20252025-01-012025-12-31
20262026-01-012026-10-08

Every Fixed Threshold

Fixed thresholds at Collinsville Post Office
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days472492016145
35 C (95 F): Days4710220059
40 C (104 F): Days211020182
90 F (32.2 C): Days47186200282
100 F (37.8 C): Days4524200514
110 F (43.3 C): Days1319943
0 C (32 F): Frost days (min6319651
20 C (68 F): Tropical nights (min47162202178
25 C (77 F): Days with min462120165
10 mm (0.39 in): Days with 10 mm or more rain8646195613
25 mm (0.98 in): Days with 25 mm or more rain852119567
50 mm (1.97 in): Days with 50 mm or more rain72719903
100 mm (3.94 in): Days with 100 mm or more rain21319581
200 mm (7.87 in): Days with 200 mm or more rain2119461

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1957.

Download the Data

  • Data for Collinsville Post Office 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 2026-10-16 (16 October 2026). Threshold counts are computed by this site.

Data as of . Last revised (2026-10-16).