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

Navasota Threshold Days by Year (USC00416211)

11 fixed thresholds counted per year at Navasota (USC00416211): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Navasota Thresholds

  • Navasota: days with 10 mm (0.39 in) or more of precipitation in 5 years, most in 1948 with 25.
  • Navasota: days with 25 mm (0.98 in) or more of precipitation in 5 years, most in 1916 with 11.
  • Navasota: days with 50 mm (1.97 in) or more of precipitation in 5 years, most in 1950 with 3.
  • Navasota: days with a maximum temperature at or above 30 C (86 F) in 2 years, most in 1950 with 182.
  • 11 fixed thresholds have at least one qualifying day at Navasota.
5 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Navasota Days per year at Navasota with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 25 in 1948. 01020301916: 211947: 181948: 251950: 231951: 1619161947194819501951
Days per year at Navasota with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 25 in 1948.
Days with 10 mm (0.39 in) or more of precipitation per year at Navasota
YearDaysDecade average
19162121
19471821.5
19482521.5
19502319.5
19511619.5
First to last qualifying date each year at Navasota For each year, a bar from the first to the last day at Navasota meeting 10 mm (0.39 in). 1916: 2 January 1916 to 22 November 19161947: 2 January 1947 to 8 December 19471948: 15 January 1948 to 16 November 19481950: 1 January 1950 to 3 November 19501951: 27 March 1951 to 5 December 195119161947194819501951JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Navasota meeting 10 mm (0.39 in).
First to last qualifying date each year at Navasota
YearFirst dateLast date
19161916-01-021916-11-22
19471947-01-021947-12-08
19481948-01-151948-11-16
19501950-01-011950-11-03
19511951-03-271951-12-05

Every Fixed Threshold

Fixed thresholds at Navasota
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days21821950182
35 C (95 F): Days270194863
40 C (104 F): Days1419484
90 F (32.2 C): Days21351950135
100 F (37.8 C): Days227194823
0 C (32 F): Ice days (max1119481
0 C (32 F): Frost days (min120195020
20 C (68 F): Tropical nights (min177195077
10 mm (0.39 in): Days with 10 mm or more rain525194816
25 mm (0.98 in): Days with 25 mm or more rain51119166
50 mm (1.97 in): Days with 50 mm or more rain5319501

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1948.

Download the Data

  • Data for Navasota 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).