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Data as of 2025-12-31
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Built 2026-10-17 (17 October 2026)

Duffield Threshold Days by Year

4 fixed thresholds counted per year at Duffield (ASN00015539): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Duffield Thresholds

  • Duffield: days with 10 mm (0.39 in) or more of precipitation in 20 years, most in 1974 with 21.
  • Duffield: days with 25 mm (0.98 in) or more of precipitation in 14 years, most in 1974 with 10.
  • Duffield: days with 50 mm (1.97 in) or more of precipitation in 5 years, most in 1966 with 2.
  • Duffield: days with 100 mm (3.94 in) or more of precipitation in 1 years, most in 1975 with 1.
  • 4 fixed thresholds have at least one qualifying day at Duffield.
20 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Duffield Days per year at Duffield with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 21 in 1974. 01020301950: 61952: 71953: 51954: 11955: 91956: 41957: 71958: 21959: 31960: 21961: 11962: 21963: 21964: 21965: 21966: 41967: 41968: 71974: 211975: 211950195319551957195919611963196519671974
Days per year at Duffield with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 21 in 1974.
Days with 10 mm (0.39 in) or more of precipitation per year at Duffield
YearDaysDecade average
195064.9
195274.9
195354.9
195414.9
195594.9
195644.9
195774.9
195824.9
195934.9
196022.9
196112.9
196222.9
196322.9
196422.9
196522.9
196642.9
196742.9
196872.9
19742121
19752121
First to last qualifying date each year at Duffield For each year, a bar from the first to the last day at Duffield meeting 10 mm (0.39 in). 1950: 3 January 1950 to 20 November 19501952: 23 January 1952 to 6 November 19521953: 5 January 1953 to 29 April 19531954: 31 October 1954 to 31 October 19541955: 3 March 1955 to 16 August 19551956: 22 May 1956 to 13 October 19561957: 30 January 1957 to 29 December 19571958: 20 July 1958 to 21 October 19581959: 13 March 1959 to 6 December 19591960: 16 January 1960 to 30 April 19601961: 28 January 1961 to 28 January 19611962: 11 January 1962 to 14 August 19621963: 6 April 1963 to 2 June 19631964: 14 October 1964 to 1 December 19641965: 14 August 1965 to 12 December 19651966: 9 January 1966 to 1 December 19661967: 23 February 1967 to 8 March 19671968: 2 January 1968 to 2 July 19681974: 14 January 1974 to 26 November 19741975: 11 February 1975 to 16 December 19751950195419571960196319661974JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Duffield meeting 10 mm (0.39 in).
First to last qualifying date each year at Duffield
YearFirst dateLast date
19501950-01-031950-11-20
19521952-01-231952-11-06
19531953-01-051953-04-29
19541954-10-311954-10-31
19551955-03-031955-08-16
19561956-05-221956-10-13
19571957-01-301957-12-29
19581958-07-201958-10-21
19591959-03-131959-12-06
19601960-01-161960-04-30
19611961-01-281961-01-28
19621962-01-111962-08-14
19631963-04-061963-06-02
19641964-10-141964-12-01
19651965-08-141965-12-12
19661966-01-091966-12-01
19671967-02-231967-03-08
19681968-01-021968-07-02
19741974-01-141974-11-26
19751975-02-111975-12-16

Every Fixed Threshold

Fixed thresholds at Duffield
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain2021197421
25 mm (0.98 in): Days with 25 mm or more rain141019746
50 mm (1.97 in): Days with 50 mm or more rain5219662
100 mm (3.94 in): Days with 100 mm or more rain1119751

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1950.

Download the Data

  • Data for Duffield 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 2026-10-15 (15 October 2026). Threshold counts are computed by this site.

Data as of . Last revised (2025-12-31).