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

Mendota 1 NNW Threshold Days by Year (USC00045526)

2 fixed thresholds counted per year at Mendota 1 NNW (USC00045526): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Mendota 1 NNW Thresholds

  • Mendota 1 NNW: days with 10 mm (0.39 in) or more of precipitation in 3 years, most in 1907 with 8.
  • Mendota 1 NNW: days with 25 mm (0.98 in) or more of precipitation in 1 years, most in 1950 with 1.
  • 2 fixed thresholds have at least one qualifying day at Mendota 1 NNW.
3 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Mendota 1 NNW Days per year at Mendota 1 NNW with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 8 in 1907. 024681907: 81949: 21950: 3190719491950
Days per year at Mendota 1 NNW with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 8 in 1907.
Days with 10 mm (0.39 in) or more of precipitation per year at Mendota 1 NNW
YearDaysDecade average
190788
194922
195033
First to last qualifying date each year at Mendota 1 NNW For each year, a bar from the first to the last day at Mendota 1 NNW meeting 10 mm (0.39 in). 1907: 5 January 1907 to 21 March 19071949: 19 March 1949 to 7 December 19491950: 24 March 1950 to 13 November 1950190719491950JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Mendota 1 NNW meeting 10 mm (0.39 in).
First to last qualifying date each year at Mendota 1 NNW
YearFirst dateLast date
19071907-01-051907-03-21
19491949-03-191949-12-07
19501950-03-241950-11-13

Every Fixed Threshold

Fixed thresholds at Mendota 1 NNW
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain3819073
25 mm (0.98 in): Days with 25 mm or more rain1119501

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1907.

Download the Data

  • Data for Mendota 1 NNW 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).