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Built 2026-10-19 (19 October 2026)

Flint 7W Threshold Days by Year (USC00202851)

15 fixed thresholds counted per year at Flint 7W (USC00202851): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Flint 7W Thresholds

  • Flint 7W: days with 10 mm (0.39 in) or more of precipitation in 46 years, most in 1991 with 36.
  • Flint 7W: days with 25 mm (0.98 in) or more of precipitation in 46 years, most in 1994 with 13.
  • Flint 7W: days with a maximum temperature at or above 30 C (86 F) in 22 years, most in 2005 with 44.
  • Flint 7W: days with a maximum temperature at or below 0 C (32 F) in 22 years, most in 2014 with 79.
  • 15 fixed thresholds have at least one qualifying day at Flint 7W.
22 years with a qualifying day
Days at or above 30 C (86 F) per year at Flint 7W Days per year at Flint 7W with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 44 in 2005. 02040602005: 442006: 152007: 292008: 242009: 52010: 332011: 302012: 392013: 172014: 52015: 132016: 352017: 132018: 242019: 112020: 322021: 222022: 222023: 142024: 132025: 252026: 1720052008201120142017202020232026
Days per year at Flint 7W with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 44 in 2005.
Days at or above 30 C (86 F) per year at Flint 7W
YearDaysDecade average
20054423.4
20061523.4
20072923.4
20082423.4
2009523.4
20103322
20113022
20123922
20131722
2014522
20151322
20163522
20171322
20182422
20191122
20203220.7
20212220.7
20222220.7
20231420.7
20241320.7
20252520.7
20261720.7
First to last qualifying date each year at Flint 7W For each year, a bar from the first to the last day at Flint 7W meeting 30 C (86 F). 2005: 1 June 2005 to 13 September 20052006: 28 May 2006 to 2 August 20062007: 1 June 2007 to 9 October 20072008: 7 June 2008 to 3 September 20082009: 24 June 2009 to 17 August 20092010: 25 May 2010 to 22 September 20102011: 23 May 2011 to 4 September 20112012: 4 May 2012 to 4 September 20122013: 21 May 2013 to 12 September 20132014: 17 June 2014 to 6 September 20142015: 12 June 2015 to 8 September 20152016: 26 May 2016 to 23 September 20162017: 11 June 2017 to 27 September 20172018: 26 May 2018 to 6 September 20182019: 2 July 2019 to 18 August 20192020: 26 May 2020 to 28 August 20202021: 21 May 2021 to 15 September 20212022: 13 May 2022 to 4 September 20222023: 31 May 2023 to 6 September 20232024: 20 May 2024 to 29 August 20242025: 18 June 2025 to 5 October 20252026: 19 May 2026 to 1 August 202620052008201120142017202020232026JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Flint 7W meeting 30 C (86 F).
First to last qualifying date each year at Flint 7W
YearFirst dateLast date
20052005-06-012005-09-13
20062006-05-282006-08-02
20072007-06-012007-10-09
20082008-06-072008-09-03
20092009-06-242009-08-17
20102010-05-252010-09-22
20112011-05-232011-09-04
20122012-05-042012-09-04
20132013-05-212013-09-12
20142014-06-172014-09-06
20152015-06-122015-09-08
20162016-05-262016-09-23
20172017-06-112017-09-27
20182018-05-262018-09-06
20192019-07-022019-08-18
20202020-05-262020-08-28
20212021-05-212021-09-15
20222022-05-132022-09-04
20232023-05-312023-09-06
20242024-05-202024-08-29
20252025-06-182025-10-05
20262026-05-192026-08-01

Every Fixed Threshold

Fixed thresholds at Flint 7W
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days2244200517
35 C (95 F): Days7720122
90 F (32.2 C): Days202020127
0 C (32 F): Ice days (max2279201438
0 C (32 F): Frost days (min21160201892
-10 C (14 F): Days with min2168201440
-20 C (-4 F): Days with min152120148
20 C (68 F): Tropical nights (min212020107
25 C (77 F): Days with min5120062
10 mm (0.39 in): Days with 10 mm or more rain4636199119
25 mm (0.98 in): Days with 25 mm or more rain461319943
50 mm (1.97 in): Days with 50 mm or more rain22319812
100 mm (3.94 in): Days with 100 mm or more rain2119851
10 cm (3.9 in): Days with 10 cm or more snowfall21820083
25 cm (9.8 in): Days with 25 cm or more snowfall4120081

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 2005.

Download the Data

  • Data for Flint 7W 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).