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Built 2026-10-19 (19 October 2026)

Fort Vermilion Threshold Days by Year (CA003072719)

14 fixed thresholds counted per year at Fort Vermilion (CA003072719): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Fort Vermilion Thresholds

  • Fort Vermilion: days with 10 mm (0.39 in) or more of precipitation in 7 years, most in 1911 with 8.
  • Fort Vermilion: days with a maximum temperature at or above 30 C (86 F) in 6 years, most in 1912 with 22.
  • Fort Vermilion: days with a maximum temperature at or below 0 C (32 F) in 6 years, most in 1908 with 144.
  • Fort Vermilion: nights with a minimum temperature at or below 0 C (32 F) in 6 years, most in 1907 with 239.
  • 14 fixed thresholds have at least one qualifying day at Fort Vermilion.
6 years with a qualifying day
Days at or above 30 C (86 F) per year at Fort Vermilion Days per year at Fort Vermilion with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 22 in 1912. 01020301906: 131907: 61908: 11910: 21911: 11912: 22190619071908191019111912
Days per year at Fort Vermilion with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 22 in 1912.
Days at or above 30 C (86 F) per year at Fort Vermilion
YearDaysDecade average
1906136.7
190766.7
190816.7
191028.3
191118.3
1912228.3
First to last qualifying date each year at Fort Vermilion For each year, a bar from the first to the last day at Fort Vermilion meeting 30 C (86 F). 1906: 24 June 1906 to 24 July 19061907: 23 June 1907 to 28 June 19071908: 23 July 1908 to 23 July 19081910: 11 June 1910 to 5 August 19101911: 24 July 1911 to 24 July 19111912: 13 May 1912 to 22 August 1912190619071908191019111912JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Fort Vermilion meeting 30 C (86 F).
First to last qualifying date each year at Fort Vermilion
YearFirst dateLast date
19061906-06-241906-07-24
19071907-06-231907-06-28
19081908-07-231908-07-23
19101910-06-111910-08-05
19111911-07-241911-07-24
19121912-05-131912-08-22

Every Fixed Threshold

Fixed thresholds at Fort Vermilion
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days622191222
35 C (95 F): Days1519125
90 F (32.2 C): Days415191215
100 F (37.8 C): Days1119121
0 C (32 F): Ice days (max61441908134
0 C (32 F): Frost days (min62391907202
-10 C (14 F): Days with min61591907114
-20 C (-4 F): Days with min696190875
-30 C (-22 F): Days with min648190736
-40 C (-40 F): Days with min618190711
10 mm (0.39 in): Days with 10 mm or more rain7819116
25 mm (0.98 in): Days with 25 mm or more rain1319113
10 cm (3.9 in): Days with 10 cm or more snowfall5319081
25 cm (9.8 in): Days with 25 cm or more snowfall1119111

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1906.

Download the Data

  • Data for Fort Vermilion 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).