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Data as of 2025-12-31
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Built 2026-10-19 (19 October 2026)

Grand Rapids Threshold Days by Year (USC00333292)

3 fixed thresholds counted per year at Grand Rapids (USC00333292): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Grand Rapids Thresholds

  • Grand Rapids: days with 10 mm (0.39 in) or more of precipitation in 8 years, most in 1990 with 39.
  • Grand Rapids: days with 25 mm (0.98 in) or more of precipitation in 8 years, most in 1990 with 13.
  • Grand Rapids: days with 50 mm (1.97 in) or more of precipitation in 4 years, most in 1990 with 2.
  • 3 fixed thresholds have at least one qualifying day at Grand Rapids.
8 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Grand Rapids Days per year at Grand Rapids with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 39 in 1990. 0102030401986: 371989: 331990: 391991: 211992: 381993: 321994: 252025: 1019861989199019911992199319942025
Days per year at Grand Rapids with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 39 in 1990.
Days with 10 mm (0.39 in) or more of precipitation per year at Grand Rapids
YearDaysDecade average
19863735
19893335
19903931
19912131
19923831
19933231
19942531
20251010
First to last qualifying date each year at Grand Rapids For each year, a bar from the first to the last day at Grand Rapids meeting 10 mm (0.39 in). 1986: 19 January 1986 to 2 December 19861989: 6 January 1989 to 31 December 19891990: 18 January 1990 to 30 December 19901991: 14 February 1991 to 3 December 19911992: 14 January 1992 to 31 December 19921993: 4 January 1993 to 27 November 19931994: 28 January 1994 to 17 December 19942025: 5 April 2025 to 24 September 202519861989199019911992199319942025JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Grand Rapids meeting 10 mm (0.39 in).
First to last qualifying date each year at Grand Rapids
YearFirst dateLast date
19861986-01-191986-12-02
19891989-01-061989-12-31
19901990-01-181990-12-30
19911991-02-141991-12-03
19921992-01-141992-12-31
19931993-01-041993-11-27
19941994-01-281994-12-17
20252025-04-052025-09-24

Every Fixed Threshold

Fixed thresholds at Grand Rapids
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain839199010
25 mm (0.98 in): Days with 25 mm or more rain81319902
50 mm (1.97 in): Days with 50 mm or more rain4219902

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1986.

Download the Data

  • Data for Grand Rapids 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).