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

Platinum Threshold Days by Year (USC00507365)

9 fixed thresholds counted per year at Platinum (USC00507365): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Platinum Thresholds

  • Platinum: days with a maximum temperature at or below 0 C (32 F) in 18 years, most in 1956 with 153.
  • Platinum: nights with a minimum temperature at or below 0 C (32 F) in 18 years, most in 1956 with 229.
  • Platinum: nights with a minimum temperature at or below -10 C (14 F) in 18 years, most in 1956 with 146.
  • Platinum: nights with a minimum temperature at or below -20 C (-4 F) in 18 years, most in 1956 with 77.
  • 9 fixed thresholds have at least one qualifying day at Platinum.
18 years with a qualifying day
Nights at or below 0 C (32 F) per year at Platinum Days per year at Platinum with nights with a minimum temperature at or below 0 C (32 F), with the decade average as a line. The most was 229 in 1956. 01002003001944: 1911946: 2021947: 1751948: 2121949: 1971950: 2001951: 1941952: 2041953: 1941954: 1981955: 2221956: 2291957: 1841960: 1881961: 2071962: 2211963: 2112025: 69194419471949195119531955195719611963
Days per year at Platinum with nights with a minimum temperature at or below 0 C (32 F), with the decade average as a line. The most was 229 in 1956.
Nights at or below 0 C (32 F) per year at Platinum
YearDaysDecade average
1944191195.4
1946202195.4
1947175195.4
1948212195.4
1949197195.4
1950200203.1
1951194203.1
1952204203.1
1953194203.1
1954198203.1
1955222203.1
1956229203.1
1957184203.1
1960188206.8
1961207206.8
1962221206.8
1963211206.8
20256969
First to last qualifying date each year at Platinum For each year, a bar from the first to the last day at Platinum meeting 0 C (32 F). 1944: 1 January 1944 to 31 December 19441946: 1 January 1946 to 31 December 19461947: 1 January 1947 to 31 December 19471948: 1 January 1948 to 31 December 19481949: 1 January 1949 to 31 December 19491950: 1 January 1950 to 31 December 19501951: 1 January 1951 to 31 December 19511952: 1 January 1952 to 31 December 19521953: 1 January 1953 to 31 December 19531954: 1 January 1954 to 31 December 19541955: 1 January 1955 to 31 December 19551956: 1 January 1956 to 31 December 19561957: 1 January 1957 to 31 December 19571960: 1 January 1960 to 31 December 19601961: 1 January 1961 to 31 December 19611962: 1 January 1962 to 31 December 19621963: 1 January 1963 to 31 December 19632025: 28 September 2025 to 31 December 2025194419481951195419571962JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Platinum meeting 0 C (32 F).
First to last qualifying date each year at Platinum
YearFirst dateLast date
19441944-01-011944-12-31
19461946-01-011946-12-31
19471947-01-011947-12-31
19481948-01-011948-12-31
19491949-01-011949-12-31
19501950-01-011950-12-31
19511951-01-011951-12-31
19521952-01-011952-12-31
19531953-01-011953-12-31
19541954-01-011954-12-31
19551955-01-011955-12-31
19561956-01-011956-12-31
19571957-01-011957-12-31
19601960-01-011960-12-31
19611961-01-011961-12-31
19621962-01-011962-12-31
19631963-01-011963-12-31
20252025-09-282025-12-31

Every Fixed Threshold

Fixed thresholds at Platinum
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
0 C (32 F): Ice days (max18153195645
0 C (32 F): Frost days (min18229195669
-10 C (14 F): Days with min18146195628
-20 C (-4 F): Days with min187719564
-30 C (-22 F): Days with min161119472
10 mm (0.39 in): Days with 10 mm or more rain1723196011
25 mm (0.98 in): Days with 25 mm or more rain11419531
10 cm (3.9 in): Days with 10 cm or more snowfall9819551
25 cm (9.8 in): Days with 25 cm or more snowfall1119491

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1944.

Download the Data

  • Data for Platinum 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).