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Data as of 2026-10-17
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Built 2026-10-19 (19 October 2026)

Wolverine Threshold Days by Year (USS0009E08S)

10 fixed thresholds counted per year at Wolverine (USS0009E08S): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Wolverine Thresholds

  • Wolverine: days with 10 mm (0.39 in) or more of precipitation in 46 years, most in 2025 with 29.
  • Wolverine: days with a maximum temperature at or below 0 C (32 F) in 43 years, most in 1988 with 86.
  • Wolverine: nights with a minimum temperature at or below 0 C (32 F) in 36 years, most in 1995 with 242.
  • Wolverine: nights with a minimum temperature at or below -10 C (14 F) in 36 years, most in 1997 with 92.
  • 10 fixed thresholds have at least one qualifying day at Wolverine.
12 years with a qualifying day
Days at or above 30 C (86 F) per year at Wolverine Days per year at Wolverine with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 21 in 1988. 01020301984: 101985: 121986: 51988: 211989: 11998: 12007: 12018: 12020: 12021: 12022: 12026: 1198419861989200720202022
Days per year at Wolverine with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 21 in 1988.
Days at or above 30 C (86 F) per year at Wolverine
YearDaysDecade average
1984109.8
1985129.8
198659.8
1988219.8
198919.8
199811
200711
201811
202011
202111
202211
202611
First to last qualifying date each year at Wolverine For each year, a bar from the first to the last day at Wolverine meeting 30 C (86 F). 1984: 26 June 1984 to 10 August 19841985: 3 July 1985 to 27 August 19851986: 16 June 1986 to 18 August 19861988: 4 June 1988 to 24 August 19881989: 4 July 1989 to 4 July 19891998: 18 July 1998 to 18 July 19982007: 22 July 2007 to 22 July 20072018: 11 August 2018 to 11 August 20182020: 17 August 2020 to 17 August 20202021: 18 July 2021 to 18 July 20212022: 7 September 2022 to 7 September 20222026: 12 July 2026 to 12 July 2026198419861989200720202022JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Wolverine meeting 30 C (86 F).
First to last qualifying date each year at Wolverine
YearFirst dateLast date
19841984-06-261984-08-10
19851985-07-031985-08-27
19861986-06-161986-08-18
19881988-06-041988-08-24
19891989-07-041989-07-04
19981998-07-181998-07-18
20072007-07-222007-07-22
20182018-08-112018-08-11
20202020-08-172020-08-17
20212021-07-182021-07-18
20222022-09-072022-09-07
20262026-07-122026-07-12

Every Fixed Threshold

Fixed thresholds at Wolverine
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days122119881
90 F (32.2 C): Days3719887
0 C (32 F): Ice days (max4386198814
0 C (32 F): Frost days (min362421995120
-10 C (14 F): Days with min3692199720
-20 C (-4 F): Days with min352319963
-30 C (-22 F): Days with min16519892
10 mm (0.39 in): Days with 10 mm or more rain4629202511
25 mm (0.98 in): Days with 25 mm or more rain26320072
50 mm (1.97 in): Days with 50 mm or more rain1120071

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1984.

Download the Data

  • Data for Wolverine 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).