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Built 2026-10-19 (19 October 2026)

Westbrook Sanatorium Threshold Days by Year (USC00448984)

15 fixed thresholds counted per year at Westbrook Sanatorium (USC00448984): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Westbrook Sanatorium Thresholds

  • Westbrook Sanatorium: days with a maximum temperature at or above 30 C (86 F) in 6 years, most in 1900 with 94.
  • Westbrook Sanatorium: days with a maximum temperature at or above 35 C (95 F) in 6 years, most in 1900 with 49.
  • Westbrook Sanatorium: days with a maximum temperature at or above 90 F (32.2 C) in 6 years, most in 1900 with 79.
  • Westbrook Sanatorium: days with a maximum temperature at or below 0 C (32 F) in 6 years, most in 1899 with 18.
  • 15 fixed thresholds have at least one qualifying day at Westbrook Sanatorium.
6 years with a qualifying day
Days at or above 30 C (86 F) per year at Westbrook Sanatorium Days per year at Westbrook Sanatorium with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 94 in 1900. 02550751001896: 791898: 511899: 771900: 941947: 571948: 49189618981899190019471948
Days per year at Westbrook Sanatorium with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 94 in 1900.
Days at or above 30 C (86 F) per year at Westbrook Sanatorium
YearDaysDecade average
18967969
18985169
18997769
19009494
19475753
19484953
First to last qualifying date each year at Westbrook Sanatorium For each year, a bar from the first to the last day at Westbrook Sanatorium meeting 30 C (86 F). 1896: 16 April 1896 to 19 September 18961898: 2 May 1898 to 5 October 18981899: 2 May 1899 to 10 September 18991900: 8 May 1900 to 6 October 19001947: 13 May 1947 to 23 October 19471948: 25 April 1948 to 20 September 1948189618981899190019471948JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Westbrook Sanatorium meeting 30 C (86 F).
First to last qualifying date each year at Westbrook Sanatorium
YearFirst dateLast date
18961896-04-161896-09-19
18981898-05-021898-10-05
18991899-05-021899-09-10
19001900-05-081900-10-06
19471947-05-131947-10-23
19481948-04-251948-09-20

Every Fixed Threshold

Fixed thresholds at Westbrook Sanatorium
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days694190049
35 C (95 F): Days64919005
40 C (104 F): Days1119001
90 F (32.2 C): Days679190027
100 F (37.8 C): Days112190012
0 C (32 F): Ice days (max618189910
0 C (32 F): Frost days (min690194763
-10 C (14 F): Days with min61518998
20 C (68 F): Tropical nights (min671190049
25 C (77 F): Days with min42119001
10 mm (0.39 in): Days with 10 mm or more rain247194847
25 mm (0.98 in): Days with 25 mm or more rain213194711
50 mm (1.97 in): Days with 50 mm or more rain2319473
100 mm (3.94 in): Days with 100 mm or more rain1119471
10 cm (3.9 in): Days with 10 cm or more snowfall1119481

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1896.

Download the Data

  • Data for Westbrook Sanatorium 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).