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

Sherlock Threshold Days by Year (ASN00025037)

3 fixed thresholds counted per year at Sherlock (ASN00025037): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Sherlock Thresholds

  • Sherlock: days with 10 mm (0.39 in) or more of precipitation in 19 years, most in 1973 with 15.
  • Sherlock: days with 25 mm (0.98 in) or more of precipitation in 7 years, most in 1973 with 2.
  • Sherlock: days with 50 mm (1.97 in) or more of precipitation in 2 years, most in 1973 with 1.
  • 3 fixed thresholds have at least one qualifying day at Sherlock.
19 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Sherlock Days per year at Sherlock with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 15 in 1973. 0510151943: 71944: 51945: 71970: 101971: 121972: 61973: 151974: 121975: 71976: 81977: 71978: 101979: 101980: 111981: 111982: 61985: 101993: 71994: 51943194519711973197519771979198119851994
Days per year at Sherlock with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 15 in 1973.
Days with 10 mm (0.39 in) or more of precipitation per year at Sherlock
YearDaysDecade average
194376.3
194456.3
194576.3
1970109.7
1971129.7
197269.7
1973159.7
1974129.7
197579.7
197689.7
197779.7
1978109.7
1979109.7
1980119.5
1981119.5
198269.5
1985109.5
199376
199456
First to last qualifying date each year at Sherlock For each year, a bar from the first to the last day at Sherlock meeting 10 mm (0.39 in). 1943: 17 February 1943 to 18 December 19431944: 2 May 1944 to 7 November 19441945: 5 July 1945 to 4 December 19451970: 1 January 1970 to 11 December 19701971: 20 February 1971 to 10 December 19711972: 7 January 1972 to 27 December 19721973: 30 January 1973 to 30 December 19731974: 14 January 1974 to 16 October 19741975: 8 January 1975 to 24 October 19751976: 9 February 1976 to 23 December 19761977: 14 January 1977 to 29 November 19771978: 10 April 1978 to 19 November 19781979: 17 January 1979 to 15 November 19791980: 18 April 1980 to 23 October 19801981: 4 April 1981 to 10 November 19811982: 25 January 1982 to 20 June 19821985: 16 March 1985 to 7 December 19851993: 26 January 1993 to 18 October 19931994: 7 June 1994 to 2 November 19941943197019731976197919821994JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Sherlock meeting 10 mm (0.39 in).
First to last qualifying date each year at Sherlock
YearFirst dateLast date
19431943-02-171943-12-18
19441944-05-021944-11-07
19451945-07-051945-12-04
19701970-01-011970-12-11
19711971-02-201971-12-10
19721972-01-071972-12-27
19731973-01-301973-12-30
19741974-01-141974-10-16
19751975-01-081975-10-24
19761976-02-091976-12-23
19771977-01-141977-11-29
19781978-04-101978-11-19
19791979-01-171979-11-15
19801980-04-181980-10-23
19811981-04-041981-11-10
19821982-01-251982-06-20
19851985-03-161985-12-07
19931993-01-261993-10-18
19941994-06-071994-11-02

Every Fixed Threshold

Fixed thresholds at Sherlock
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain191519735
25 mm (0.98 in): Days with 25 mm or more rain7219732
50 mm (1.97 in): Days with 50 mm or more rain2119731

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1943.

Download the Data

  • Data for Sherlock 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).