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Data as of 2025-12-31
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Built 2026-10-18 (18 October 2026)

Antimony Threshold Days by Year

11 fixed thresholds counted per year at Antimony (USC00420201): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Antimony Thresholds

  • Antimony: days with 10 mm (0.39 in) or more of precipitation in 12 years, most in 1971 with 7.
  • Antimony: days with a maximum temperature at or above 30 C (86 F) in 7 years, most in 1971 with 48.
  • Antimony: days with a maximum temperature at or below 0 C (32 F) in 7 years, most in 1902 with 31.
  • Antimony: nights with a minimum temperature at or below 0 C (32 F) in 7 years, most in 1904 with 249.
  • 11 fixed thresholds have at least one qualifying day at Antimony.
7 years with a qualifying day
Days at or above 30 C (86 F) per year at Antimony Days per year at Antimony with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 48 in 1971. 02040601902: 391904: 11968: 161969: 471970: 411971: 481972: 251902190419681969197019711972
Days per year at Antimony with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 48 in 1971.
Days at or above 30 C (86 F) per year at Antimony
YearDaysDecade average
19023920
1904120
19681631.5
19694731.5
19704138
19714838
19722538
First to last qualifying date each year at Antimony For each year, a bar from the first to the last day at Antimony meeting 30 C (86 F). 1902: 7 June 1902 to 10 September 19021904: 7 September 1904 to 7 September 19041968: 26 June 1968 to 9 September 19681969: 29 May 1969 to 27 August 19691970: 20 June 1970 to 1 September 19701971: 15 June 1971 to 13 September 19711972: 30 June 1972 to 22 August 19721902190419681969197019711972JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Antimony meeting 30 C (86 F).
First to last qualifying date each year at Antimony
YearFirst dateLast date
19021902-06-071902-09-10
19041904-09-071904-09-07
19681968-06-261968-09-09
19691969-05-291969-08-27
19701970-06-201970-09-01
19711971-06-151971-09-13
19721972-06-301972-08-22

Every Fixed Threshold

Fixed thresholds at Antimony
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days748197125
35 C (95 F): Days4519725
90 F (32.2 C): Days629197119
0 C (32 F): Ice days (max731190217
0 C (32 F): Frost days (min72491904207
-10 C (14 F): Days with min7107190470
-20 C (-4 F): Days with min722190210
-30 C (-22 F): Days with min4319711
10 mm (0.39 in): Days with 10 mm or more rain12719712
25 mm (0.98 in): Days with 25 mm or more rain4119021
50 mm (1.97 in): Days with 50 mm or more rain1119041

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1902.

Download the Data

  • Data for Antimony 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 2026-10-16 (16 October 2026). Threshold counts are computed by this site.

Data as of . Last revised (2025-12-31).