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Built 2026-10-19 (19 October 2026)

St Charles de Mandeville Threshold Days by Year (CA007016960)

16 fixed thresholds counted per year at St Charles de Mandeville (CA007016960): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for St Charles de Mandeville Thresholds

  • St Charles de Mandeville: days with 10 cm (3.9 in) or more of snowfall in 50 years, most in 1939 with 12.
  • St Charles de Mandeville: days with 10 mm (0.39 in) or more of precipitation in 42 years, most in 1942 with 41.
  • St Charles de Mandeville: days with 25 mm (0.98 in) or more of precipitation in 40 years, most in 1983 with 11.
  • St Charles de Mandeville: days with 25 cm (9.8 in) or more of snowfall in 20 years, most in 1924 with 3.
  • 16 fixed thresholds have at least one qualifying day at St Charles de Mandeville.
5 years with a qualifying day
Days at or above 30 C (86 F) per year at St Charles de Mandeville Days per year at St Charles de Mandeville with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 24 in 1983. 01020301977: 51978: 61979: 61982: 81983: 2419771978197919821983
Days per year at St Charles de Mandeville with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 24 in 1983.
Days at or above 30 C (86 F) per year at St Charles de Mandeville
YearDaysDecade average
197755.7
197865.7
197965.7
1982816
19832416
First to last qualifying date each year at St Charles de Mandeville For each year, a bar from the first to the last day at St Charles de Mandeville meeting 30 C (86 F). 1977: 22 May 1977 to 20 July 19771978: 27 May 1978 to 15 August 19781979: 9 May 1979 to 25 July 19791982: 26 May 1982 to 22 July 19821983: 12 June 1983 to 6 September 198319771978197919821983JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at St Charles de Mandeville meeting 30 C (86 F).
First to last qualifying date each year at St Charles de Mandeville
YearFirst dateLast date
19771977-05-221977-07-20
19781978-05-271978-08-15
19791979-05-091979-07-25
19821982-05-261982-07-22
19831983-06-121983-09-06

Every Fixed Threshold

Fixed thresholds at St Charles de Mandeville
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days524198324
90 F (32.2 C): Days5519835
0 C (32 F): Ice days (max5115197883
0 C (32 F): Frost days (min51921977185
-10 C (14 F): Days with min5108197875
-20 C (-4 F): Days with min546198229
-30 C (-22 F): Days with min51119794
-40 C (-40 F): Days with min1119821
20 C (68 F): Tropical nights (min4219772
10 mm (0.39 in): Days with 10 mm or more rain4241194241
25 mm (0.98 in): Days with 25 mm or more rain4011198311
50 mm (1.97 in): Days with 50 mm or more rain14219231
100 mm (3.94 in): Days with 100 mm or more rain1119241
10 cm (3.9 in): Days with 10 cm or more snowfall501219399
25 cm (9.8 in): Days with 25 cm or more snowfall20319243
50 cm (19.7 in): Days with 50 cm or more snowfall2119241

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1977.

Download the Data

  • Data for St Charles de Mandeville 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).