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Data as of 2025-12-31
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Built 2026-10-18 (18 October 2026)

Shelford West Threshold Days by Year

4 fixed thresholds counted per year at Shelford West (ASN00089087): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Shelford West Thresholds

  • Shelford West: days with 10 mm (0.39 in) or more of precipitation in 25 years, most in 1970 with 23.
  • Shelford West: days with 25 mm (0.98 in) or more of precipitation in 22 years, most in 1978 with 6.
  • Shelford West: days with 50 mm (1.97 in) or more of precipitation in 8 years, most in 1971 with 1.
  • Shelford West: days with 100 mm (3.94 in) or more of precipitation in 1 years, most in 1973 with 1.
  • 4 fixed thresholds have at least one qualifying day at Shelford West.
25 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Shelford West Days per year at Shelford West with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 23 in 1970. 01020301969: 171970: 231971: 171972: 141973: 131974: 161975: 141976: 131977: 171978: 231979: 141980: 141981: 151982: 41983: 201984: 121985: 151986: 201987: 191988: 162002: 52005: 122009: 82018: 112019: 15196919721975197819811984198720052019
Days per year at Shelford West with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 23 in 1970.
Days with 10 mm (0.39 in) or more of precipitation per year at Shelford West
YearDaysDecade average
19691717
19702316.4
19711716.4
19721416.4
19731316.4
19741616.4
19751416.4
19761316.4
19771716.4
19782316.4
19791416.4
19801415
19811515
1982415
19832015
19841215
19851515
19862015
19871915
19881615
200258.3
2005128.3
200988.3
20181113
20191513
First to last qualifying date each year at Shelford West For each year, a bar from the first to the last day at Shelford West meeting 10 mm (0.39 in). 1969: 25 January 1969 to 13 December 19691970: 2 January 1970 to 28 December 19701971: 1 January 1971 to 23 December 19711972: 12 January 1972 to 20 November 19721973: 13 January 1973 to 15 December 19731974: 14 January 1974 to 19 December 19741975: 15 March 1975 to 23 November 19751976: 1 March 1976 to 24 December 19761977: 15 January 1977 to 10 November 19771978: 30 January 1978 to 26 December 19781979: 21 January 1979 to 12 November 19791980: 12 January 1980 to 14 December 19801981: 28 January 1981 to 13 December 19811982: 31 May 1982 to 9 December 19821983: 5 March 1983 to 9 November 19831984: 16 January 1984 to 14 December 19841985: 17 March 1985 to 18 December 19851986: 16 January 1986 to 17 December 19861987: 3 January 1987 to 2 December 19871988: 1 January 1988 to 27 December 19882002: 8 February 2002 to 16 September 20022005: 2 February 2005 to 7 December 20052009: 15 March 2009 to 18 December 20092018: 27 January 2018 to 13 December 20182019: 7 February 2019 to 8 November 20191969197319771981198520022019JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Shelford West meeting 10 mm (0.39 in).
First to last qualifying date each year at Shelford West
YearFirst dateLast date
19691969-01-251969-12-13
19701970-01-021970-12-28
19711971-01-011971-12-23
19721972-01-121972-11-20
19731973-01-131973-12-15
19741974-01-141974-12-19
19751975-03-151975-11-23
19761976-03-011976-12-24
19771977-01-151977-11-10
19781978-01-301978-12-26
19791979-01-211979-11-12
19801980-01-121980-12-14
19811981-01-281981-12-13
19821982-05-311982-12-09
19831983-03-051983-11-09
19841984-01-161984-12-14
19851985-03-171985-12-18
19861986-01-161986-12-17
19871987-01-031987-12-02
19881988-01-011988-12-27
20022002-02-082002-09-16
20052005-02-022005-12-07
20092009-03-152009-12-18
20182018-01-272018-12-13
20192019-02-072019-11-08

Every Fixed Threshold

Fixed thresholds at Shelford West
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain2523197015
25 mm (0.98 in): Days with 25 mm or more rain22619784
50 mm (1.97 in): Days with 50 mm or more rain8119711
100 mm (3.94 in): Days with 100 mm or more rain1119731

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1969.

Download the Data

  • Data for Shelford West 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 2026-10-16 (16 October 2026). Threshold counts are computed by this site.

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