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

Houston Threshold Days by Year (USC00503731)

2 fixed thresholds counted per year at Houston (USC00503731): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Houston Thresholds

  • 2 fixed thresholds have at least one qualifying day at Houston.
1 years with a qualifying day
Days with 10 cm (3.9 in) or more of snowfall per year at Houston Days per year at Houston with 10 cm (3.9 in) or more of snowfall, with the decade average as a line. 024681994: 81994
Days per year at Houston with 10 cm (3.9 in) or more of snowfall, with the decade average as a line.
Days with 10 cm (3.9 in) or more of snowfall per year at Houston
YearDaysDecade average
199488
First to last qualifying date each year at Houston For each year, a bar from the first to the last day at Houston meeting 10 cm (3.9 in). 1994: 2 March 1994 to 23 December 19941994JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Houston meeting 10 cm (3.9 in).
First to last qualifying date each year at Houston
YearFirst dateLast date
19941994-03-021994-12-23

Every Fixed Threshold

Fixed thresholds at Houston
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 cm (3.9 in): Days with 10 cm or more snowfall10n/a8
25 cm (9.8 in): Days with 25 cm or more snowfall10n/a1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1994.

Download the Data

  • Data for Houston 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).