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

Ft Riley Threshold Days by Year (USC00142827)

18 fixed thresholds counted per year at Ft Riley (USC00142827): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Ft Riley Thresholds

  • Ft Riley: days with 10 mm (0.39 in) or more of precipitation in 18 years, most in 1944 with 34.
  • Ft Riley: days with 25 mm (0.98 in) or more of precipitation in 18 years, most in 1944 with 16.
  • Ft Riley: days with 50 mm (1.97 in) or more of precipitation in 14 years, most in 1948 with 5.
  • Ft Riley: nights with a minimum temperature at or below 0 C (32 F) in 7 years, most in 1899 with 135.
  • 18 fixed thresholds have at least one qualifying day at Ft Riley.
6 years with a qualifying day
Days at or above 30 C (86 F) per year at Ft Riley Days per year at Ft Riley with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 94 in 1922. 02550751001899: 871919: 761920: 841922: 941924: 762010: 76189919191920192219242010
Days per year at Ft Riley with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 94 in 1922.
Days at or above 30 C (86 F) per year at Ft Riley
YearDaysDecade average
18998787
19197676
19208484.7
19229484.7
19247684.7
20107676
First to last qualifying date each year at Ft Riley For each year, a bar from the first to the last day at Ft Riley meeting 30 C (86 F). 1899: 13 April 1899 to 22 October 18991919: 21 April 1919 to 4 October 19191920: 22 May 1920 to 12 October 19201922: 7 June 1922 to 27 October 19221924: 15 April 1924 to 5 October 19242010: 6 April 2010 to 9 October 2010189919191920192219242010JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Ft Riley meeting 30 C (86 F).
First to last qualifying date each year at Ft Riley
YearFirst dateLast date
18991899-04-131899-10-22
19191919-04-211919-10-04
19201920-05-221920-10-12
19221922-06-071922-10-27
19241924-04-151924-10-05
20102010-04-062010-10-09

Every Fixed Threshold

Fixed thresholds at Ft Riley
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days694192276
35 C (95 F): Days636192222
40 C (104 F): Days4319222
90 F (32.2 C): Days671192259
100 F (37.8 C): Days61119229
0 C (32 F): Ice days (max631192425
0 C (32 F): Frost days (min713518991
-10 C (14 F): Days with min646189927
-20 C (-4 F): Days with min41118992
-30 C (-22 F): Days with min2118991
20 C (68 F): Tropical nights (min654191952
25 C (77 F): Days with min5620106
10 mm (0.39 in): Days with 10 mm or more rain1834194416
25 mm (0.98 in): Days with 25 mm or more rain181619444
50 mm (1.97 in): Days with 50 mm or more rain14519482
100 mm (3.94 in): Days with 100 mm or more rain4219441
10 cm (3.9 in): Days with 10 cm or more snowfall5219451
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 1899.

Download the Data

  • Data for Ft Riley 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).