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Data as of 2026-10-17
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Built 2026-10-19 (19 October 2026)

Poison Flat Threshold Days by Year (USS0019L06S)

9 fixed thresholds counted per year at Poison Flat (USS0019L06S): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Poison Flat Thresholds

  • Poison Flat: days with 10 mm (0.39 in) or more of precipitation in 46 years, most in 1982 with 46.
  • Poison Flat: days with 25 mm (0.98 in) or more of precipitation in 45 years, most in 2017 with 19.
  • Poison Flat: days with a maximum temperature at or below 0 C (32 F) in 36 years, most in 2001 with 42.
  • Poison Flat: days with 50 mm (1.97 in) or more of precipitation in 35 years, most in 2017 with 8.
  • 9 fixed thresholds have at least one qualifying day at Poison Flat.
3 years with a qualifying day
Days at or above 30 C (86 F) per year at Poison Flat Days per year at Poison Flat with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 2 in 2002. 011222002: 22007: 12021: 2200220072021
Days per year at Poison Flat with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 2 in 2002.
Days at or above 30 C (86 F) per year at Poison Flat
YearDaysDecade average
200221.5
200711.5
202122
First to last qualifying date each year at Poison Flat For each year, a bar from the first to the last day at Poison Flat meeting 30 C (86 F). 2002: 10 July 2002 to 11 July 20022007: 5 July 2007 to 5 July 20072021: 10 July 2021 to 16 August 2021200220072021JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Poison Flat meeting 30 C (86 F).
First to last qualifying date each year at Poison Flat
YearFirst dateLast date
20022002-07-102002-07-11
20072007-07-052007-07-05
20212021-07-102021-08-16

Every Fixed Threshold

Fixed thresholds at Poison Flat
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days3220022
0 C (32 F): Ice days (max3642200110
0 C (32 F): Frost days (min322672019159
-10 C (14 F): Days with min3282202315
-20 C (-4 F): Days with min27820131
10 mm (0.39 in): Days with 10 mm or more rain4646198213
25 mm (0.98 in): Days with 25 mm or more rain451920172
50 mm (1.97 in): Days with 50 mm or more rain35820171
100 mm (3.94 in): Days with 100 mm or more rain5220171

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 2002.

Download the Data

  • Data for Poison Flat 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).