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Built 2026-10-15 (15 October 2026)

Cotswold Threshold Days by Year

4 fixed thresholds counted per year at Cotswold (ASN00042007): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Cotswold Thresholds

  • Cotswold: days with 10 mm (0.39 in) or more of precipitation in 43 years, most in 1954 with 30.
  • Cotswold: days with 25 mm (0.98 in) or more of precipitation in 43 years, most in 1959 with 11.
  • Cotswold: days with 50 mm (1.97 in) or more of precipitation in 29 years, most in 1941 with 4.
  • Cotswold: days with 100 mm (3.94 in) or more of precipitation in 4 years, most in 1937 with 1.
  • 4 fixed thresholds have at least one qualifying day at Cotswold.
43 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Cotswold Days per year at Cotswold with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 30 in 1954. 01020301932: 131933: 241934: 251935: 141936: 171937: 201938: 221939: 151940: 201941: 161942: 211943: 201944: 141945: 151946: 81947: 231948: 191949: 181950: 291951: 111952: 161953: 141954: 301955: 211956: 261957: 81958: 221959: 251960: 131961: 241962: 191963: 151964: 221965: 151966: 171967: 151968: 181969: 191970: 211971: 201972: 181973: 221974: 20193219371942194719521957196219671972
Days per year at Cotswold with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 30 in 1954.
Days with 10 mm (0.39 in) or more of precipitation per year at Cotswold
YearDaysDecade average
19321318.8
19332418.8
19342518.8
19351418.8
19361718.8
19372018.8
19382218.8
19391518.8
19402017.4
19411617.4
19422117.4
19432017.4
19441417.4
19451517.4
1946817.4
19472317.4
19481917.4
19491817.4
19502920.2
19511120.2
19521620.2
19531420.2
19543020.2
19552120.2
19562620.2
1957820.2
19582220.2
19592520.2
19601317.7
19612417.7
19621917.7
19631517.7
19642217.7
19651517.7
19661717.7
19671517.7
19681817.7
19691917.7
19702120.2
19712020.2
19721820.2
19732220.2
19742020.2
First to last qualifying date each year at Cotswold For each year, a bar from the first to the last day at Cotswold meeting 10 mm (0.39 in). 1932: 17 March 1932 to 21 December 19321933: 19 January 1933 to 27 December 19331934: 7 January 1934 to 28 December 19341935: 6 January 1935 to 4 December 19351936: 10 January 1936 to 27 December 19361937: 2 January 1937 to 21 November 19371938: 20 January 1938 to 30 November 19381939: 20 January 1939 to 21 December 19391940: 31 January 1940 to 21 December 19401941: 5 January 1941 to 28 November 19411942: 12 January 1942 to 31 December 19421943: 2 January 1943 to 29 December 19431944: 7 January 1944 to 30 December 19441945: 11 January 1945 to 19 December 19451946: 7 January 1946 to 13 December 19461947: 30 January 1947 to 19 December 19471948: 3 January 1948 to 30 December 19481949: 9 January 1949 to 17 December 19491950: 19 January 1950 to 25 November 19501951: 25 January 1951 to 24 December 19511952: 19 February 1952 to 21 November 19521953: 16 February 1953 to 27 December 19531954: 16 January 1954 to 12 December 19541955: 10 January 1955 to 19 December 19551956: 13 January 1956 to 22 December 19561957: 10 January 1957 to 5 November 19571958: 20 January 1958 to 17 December 19581959: 3 January 1959 to 19 December 19591960: 20 January 1960 to 22 November 19601961: 4 January 1961 to 16 December 19611962: 2 January 1962 to 30 December 19621963: 8 January 1963 to 9 December 19631964: 1 January 1964 to 23 December 19641965: 7 January 1965 to 11 December 19651966: 23 January 1966 to 30 December 19661967: 18 January 1967 to 29 December 19671968: 12 January 1968 to 22 December 19681969: 2 January 1969 to 24 December 19691970: 27 January 1970 to 26 December 19701971: 14 January 1971 to 28 December 19711972: 4 January 1972 to 31 December 19721973: 17 February 1973 to 29 December 19731974: 7 January 1974 to 10 December 197419321938194419501956196219681974JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Cotswold meeting 10 mm (0.39 in).
First to last qualifying date each year at Cotswold
YearFirst dateLast date
19321932-03-171932-12-21
19331933-01-191933-12-27
19341934-01-071934-12-28
19351935-01-061935-12-04
19361936-01-101936-12-27
19371937-01-021937-11-21
19381938-01-201938-11-30
19391939-01-201939-12-21
19401940-01-311940-12-21
19411941-01-051941-11-28
19421942-01-121942-12-31
19431943-01-021943-12-29
19441944-01-071944-12-30
19451945-01-111945-12-19
19461946-01-071946-12-13
19471947-01-301947-12-19
19481948-01-031948-12-30
19491949-01-091949-12-17
19501950-01-191950-11-25
19511951-01-251951-12-24
19521952-02-191952-11-21
19531953-02-161953-12-27
19541954-01-161954-12-12
19551955-01-101955-12-19
19561956-01-131956-12-22
19571957-01-101957-11-05
19581958-01-201958-12-17
19591959-01-031959-12-19
19601960-01-201960-11-22
19611961-01-041961-12-16
19621962-01-021962-12-30
19631963-01-081963-12-09
19641964-01-011964-12-23
19651965-01-071965-12-11
19661966-01-231966-12-30
19671967-01-181967-12-29
19681968-01-121968-12-22
19691969-01-021969-12-24
19701970-01-271970-12-26
19711971-01-141971-12-28
19721972-01-041972-12-31
19731973-02-171973-12-29
19741974-01-071974-12-10

Every Fixed Threshold

Fixed thresholds at Cotswold
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain4330195420
25 mm (0.98 in): Days with 25 mm or more rain431119598
50 mm (1.97 in): Days with 50 mm or more rain29419412
100 mm (3.94 in): Days with 100 mm or more rain4119371

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1932.

Download the Data

  • Data for Cotswold 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 2026-10-14 (14 October 2026). Threshold counts are computed by this site.

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