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

Black Gate Threshold Days by Year (ASN00047059)

4 fixed thresholds counted per year at Black Gate (ASN00047059): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Black Gate Thresholds

  • Black Gate: days with 10 mm (0.39 in) or more of precipitation in 30 years, most in 1974 with 22.
  • Black Gate: days with 25 mm (0.98 in) or more of precipitation in 18 years, most in 1973 with 10.
  • Black Gate: days with 50 mm (1.97 in) or more of precipitation in 4 years, most in 1974 with 3.
  • Black Gate: days with 100 mm (3.94 in) or more of precipitation in 1 years, most in 1974 with 1.
  • 4 fixed thresholds have at least one qualifying day at Black Gate.
30 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Black Gate Days per year at Black Gate with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 22 in 1974. 01020301899: 51900: 71901: 31902: 31903: 111904: 51905: 61906: 101907: 81908: 61909: 71910: 91911: 151912: 51913: 41914: 51915: 41916: 51963: 91964: 71965: 31966: 51968: 71969: 41970: 71971: 61973: 201974: 221975: 81976: 81899190219051908191119141963196619701974
Days per year at Black Gate with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 22 in 1974.
Days with 10 mm (0.39 in) or more of precipitation per year at Black Gate
YearDaysDecade average
189955
190076.6
190136.6
190236.6
1903116.6
190456.6
190566.6
1906106.6
190786.6
190866.6
190976.6
191096.7
1911156.7
191256.7
191346.7
191456.7
191546.7
191656.7
196395.8
196475.8
196535.8
196655.8
196875.8
196945.8
1970711.8
1971611.8
19732011.8
19742211.8
1975811.8
1976811.8
First to last qualifying date each year at Black Gate For each year, a bar from the first to the last day at Black Gate meeting 10 mm (0.39 in). 1899: 26 February 1899 to 14 October 18991900: 19 January 1900 to 17 November 19001901: 21 April 1901 to 25 August 19011902: 26 March 1902 to 16 December 19021903: 3 February 1903 to 29 December 19031904: 25 July 1904 to 17 December 19041905: 8 April 1905 to 30 June 19051906: 28 February 1906 to 30 October 19061907: 26 January 1907 to 27 December 19071908: 9 March 1908 to 16 October 19081909: 28 February 1909 to 14 November 19091910: 10 January 1910 to 9 December 19101911: 28 January 1911 to 12 December 19111912: 10 June 1912 to 26 December 19121913: 25 March 1913 to 27 October 19131914: 21 April 1914 to 23 December 19141915: 14 May 1915 to 24 September 19151916: 18 July 1916 to 23 October 19161963: 14 January 1963 to 27 October 19631964: 22 April 1964 to 16 October 19641965: 31 May 1965 to 4 September 19651966: 13 January 1966 to 14 December 19661968: 21 January 1968 to 6 November 19681969: 14 January 1969 to 24 March 19691970: 1 January 1970 to 6 November 19701971: 21 February 1971 to 7 November 19711973: 1 February 1973 to 30 December 19731974: 10 January 1974 to 17 October 19741975: 4 January 1975 to 29 December 19751976: 5 January 1976 to 4 November 197618991903190719111915196519701975JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Black Gate meeting 10 mm (0.39 in).
First to last qualifying date each year at Black Gate
YearFirst dateLast date
18991899-02-261899-10-14
19001900-01-191900-11-17
19011901-04-211901-08-25
19021902-03-261902-12-16
19031903-02-031903-12-29
19041904-07-251904-12-17
19051905-04-081905-06-30
19061906-02-281906-10-30
19071907-01-261907-12-27
19081908-03-091908-10-16
19091909-02-281909-11-14
19101910-01-101910-12-09
19111911-01-281911-12-12
19121912-06-101912-12-26
19131913-03-251913-10-27
19141914-04-211914-12-23
19151915-05-141915-09-24
19161916-07-181916-10-23
19631963-01-141963-10-27
19641964-04-221964-10-16
19651965-05-311965-09-04
19661966-01-131966-12-14
19681968-01-211968-11-06
19691969-01-141969-03-24
19701970-01-011970-11-06
19711971-02-211971-11-07
19731973-02-011973-12-30
19741974-01-101974-10-17
19751975-01-041975-12-29
19761976-01-051976-11-04

Every Fixed Threshold

Fixed thresholds at Black Gate
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain302219748
25 mm (0.98 in): Days with 25 mm or more rain181019732
50 mm (1.97 in): Days with 50 mm or more rain4319741
100 mm (3.94 in): Days with 100 mm or more rain1119741

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1899.

Download the Data

  • Data for Black Gate 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).