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

Westport Threshold Days by Year (CA008206260)

7 fixed thresholds counted per year at Westport (CA008206260): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Westport Thresholds

  • Westport: days with a maximum temperature at or below 0 C (32 F) in 5 years, most in 1968 with 54.
  • Westport: nights with a minimum temperature at or below 0 C (32 F) in 4 years, most in 1964 with 124.
  • Westport: nights with a minimum temperature at or below -10 C (14 F) in 4 years, most in 1968 with 26.
  • Westport: days with 10 mm (0.39 in) or more of precipitation in 2 years, most in 1968 with 35.
  • 7 fixed thresholds have at least one qualifying day at Westport.
4 years with a qualifying day
Nights at or below 0 C (32 F) per year at Westport Days per year at Westport with nights with a minimum temperature at or below 0 C (32 F), with the decade average as a line. The most was 124 in 1964. 0501001501963: 1211964: 1241968: 1201969: 1221963196419681969
Days per year at Westport with nights with a minimum temperature at or below 0 C (32 F), with the decade average as a line. The most was 124 in 1964.
Nights at or below 0 C (32 F) per year at Westport
YearDaysDecade average
1963121121.8
1964124121.8
1968120121.8
1969122121.8
First to last qualifying date each year at Westport For each year, a bar from the first to the last day at Westport meeting 0 C (32 F). 1963: 1 January 1963 to 31 December 19631964: 1 January 1964 to 31 December 19641968: 1 January 1968 to 31 December 19681969: 1 January 1969 to 31 December 19691963196419681969JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Westport meeting 0 C (32 F).
First to last qualifying date each year at Westport
YearFirst dateLast date
19631963-01-011963-12-31
19641964-01-011964-12-31
19681968-01-011968-12-31
19691969-01-011969-12-31

Every Fixed Threshold

Fixed thresholds at Westport
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
0 C (32 F): Ice days (max554196839
0 C (32 F): Frost days (min41241964122
-10 C (14 F): Days with min42619682
10 mm (0.39 in): Days with 10 mm or more rain235196833
25 mm (0.98 in): Days with 25 mm or more rain2919699
50 mm (1.97 in): Days with 50 mm or more rain2219692
10 cm (3.9 in): Days with 10 cm or more snowfall2319683

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1962.

Download the Data

  • Data for Westport 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).