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Built 2026-10-18 (18 October 2026)

Monsildale Threshold Days by Year

4 fixed thresholds counted per year at Monsildale (ASN00040133): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Monsildale Thresholds

  • Monsildale: days with 10 mm (0.39 in) or more of precipitation in 62 years, most in 1927 with 46.
  • Monsildale: days with 25 mm (0.98 in) or more of precipitation in 62 years, most in 1921 with 24.
  • Monsildale: days with 50 mm (1.97 in) or more of precipitation in 54 years, most in 1972 with 7.
  • Monsildale: days with 100 mm (3.94 in) or more of precipitation in 8 years, most in 1928 with 1.
  • 4 fixed thresholds have at least one qualifying day at Monsildale.
62 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Monsildale Days per year at Monsildale with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 46 in 1927. 02040601913: 221914: 291915: 201916: 291918: 181919: 211920: 261921: 381922: 221923: 301924: 331925: 381926: 231927: 461928: 251929: 261930: 291931: 331932: 151933: 311934: 381936: 241937: 251938: 331939: 231940: 271941: 171942: 231943: 291944: 211945: 221946: 241947: 361948: 251949: 271950: 421951: 181952: 241953: 261954: 341955: 271956: 341957: 151958: 231959: 401960: 201961: 261962: 331963: 281964: 241965: 281966: 281967: 271968: 231969: 251970: 251971: 281972: 301973: 341974: 341975: 221976: 41191319211928193619431950195719641971
Days per year at Monsildale with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 46 in 1927.
Days with 10 mm (0.39 in) or more of precipitation per year at Monsildale
YearDaysDecade average
19132223.2
19142923.2
19152023.2
19162923.2
19181823.2
19192123.2
19202630.7
19213830.7
19222230.7
19233030.7
19243330.7
19253830.7
19262330.7
19274630.7
19282530.7
19292630.7
19302927.9
19313327.9
19321527.9
19333127.9
19343827.9
19362427.9
19372527.9
19383327.9
19392327.9
19402725.1
19411725.1
19422325.1
19432925.1
19442125.1
19452225.1
19462425.1
19473625.1
19482525.1
19492725.1
19504228.3
19511828.3
19522428.3
19532628.3
19543428.3
19552728.3
19563428.3
19571528.3
19582328.3
19594028.3
19602026.2
19612626.2
19623326.2
19632826.2
19642426.2
19652826.2
19662826.2
19672726.2
19682326.2
19692526.2
19702530.6
19712830.6
19723030.6
19733430.6
19743430.6
19752230.6
19764130.6
First to last qualifying date each year at Monsildale For each year, a bar from the first to the last day at Monsildale meeting 10 mm (0.39 in). 1913: 4 January 1913 to 26 December 19131914: 11 January 1914 to 23 December 19141915: 1 January 1915 to 15 December 19151916: 28 January 1916 to 25 December 19161918: 10 January 1918 to 26 December 19181919: 25 February 1919 to 17 December 19191920: 1 January 1920 to 9 December 19201921: 6 January 1921 to 31 December 19211922: 7 January 1922 to 21 December 19221923: 9 January 1923 to 27 December 19231924: 7 January 1924 to 30 December 19241925: 1 January 1925 to 30 December 19251926: 1 January 1926 to 31 December 19261927: 5 January 1927 to 27 December 19271928: 7 January 1928 to 30 December 19281929: 18 January 1929 to 30 December 19291930: 12 January 1930 to 17 December 19301931: 9 January 1931 to 9 December 19311932: 4 January 1932 to 4 December 19321933: 15 January 1933 to 28 December 19331934: 2 January 1934 to 27 December 19341936: 9 January 1936 to 23 December 19361937: 11 January 1937 to 15 December 19371938: 12 January 1938 to 31 December 19381939: 19 January 1939 to 26 December 19391940: 17 January 1940 to 20 December 19401941: 23 January 1941 to 29 December 19411942: 16 January 1942 to 30 December 19421943: 4 January 1943 to 30 December 19431944: 5 January 1944 to 31 December 19441945: 14 January 1945 to 19 December 19451946: 6 January 1946 to 30 December 19461947: 22 January 1947 to 24 December 19471948: 2 January 1948 to 31 December 19481949: 4 January 1949 to 10 December 19491950: 17 January 1950 to 18 December 19501951: 6 January 1951 to 19 December 19511952: 8 January 1952 to 22 December 19521953: 1 January 1953 to 28 December 19531954: 3 January 1954 to 15 December 19541955: 13 January 1955 to 31 December 19551956: 20 January 1956 to 23 December 19561957: 18 January 1957 to 14 December 19571958: 22 January 1958 to 19 December 19581959: 3 January 1959 to 23 December 19591960: 21 January 1960 to 13 December 19601961: 4 January 1961 to 14 December 19611962: 3 January 1962 to 31 December 19621963: 1 January 1963 to 15 December 19631964: 1 February 1964 to 26 December 19641965: 24 January 1965 to 19 December 19651966: 23 January 1966 to 31 December 19661967: 2 January 1967 to 20 December 19671968: 8 January 1968 to 25 December 19681969: 7 February 1969 to 24 December 19691970: 2 January 1970 to 30 December 19701971: 1 January 1971 to 28 December 19711972: 16 January 1972 to 29 December 19721973: 6 January 1973 to 26 December 19731974: 1 January 1974 to 30 December 19741975: 8 January 1975 to 24 December 19751976: 11 January 1976 to 29 November 197619131922193019391947195519631971JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Monsildale meeting 10 mm (0.39 in).
First to last qualifying date each year at Monsildale
YearFirst dateLast date
19131913-01-041913-12-26
19141914-01-111914-12-23
19151915-01-011915-12-15
19161916-01-281916-12-25
19181918-01-101918-12-26
19191919-02-251919-12-17
19201920-01-011920-12-09
19211921-01-061921-12-31
19221922-01-071922-12-21
19231923-01-091923-12-27
19241924-01-071924-12-30
19251925-01-011925-12-30
19261926-01-011926-12-31
19271927-01-051927-12-27
19281928-01-071928-12-30
19291929-01-181929-12-30
19301930-01-121930-12-17
19311931-01-091931-12-09
19321932-01-041932-12-04
19331933-01-151933-12-28
19341934-01-021934-12-27
19361936-01-091936-12-23
19371937-01-111937-12-15
19381938-01-121938-12-31
19391939-01-191939-12-26
19401940-01-171940-12-20
19411941-01-231941-12-29
19421942-01-161942-12-30
19431943-01-041943-12-30
19441944-01-051944-12-31
19451945-01-141945-12-19
19461946-01-061946-12-30
19471947-01-221947-12-24
19481948-01-021948-12-31
19491949-01-041949-12-10
19501950-01-171950-12-18
19511951-01-061951-12-19
19521952-01-081952-12-22
19531953-01-011953-12-28
19541954-01-031954-12-15
19551955-01-131955-12-31
19561956-01-201956-12-23
19571957-01-181957-12-14
19581958-01-221958-12-19
19591959-01-031959-12-23
19601960-01-211960-12-13
19611961-01-041961-12-14
19621962-01-031962-12-31
19631963-01-011963-12-15
19641964-02-011964-12-26
19651965-01-241965-12-19
19661966-01-231966-12-31
19671967-01-021967-12-20
19681968-01-081968-12-25
19691969-02-071969-12-24
19701970-01-021970-12-30
19711971-01-011971-12-28
19721972-01-161972-12-29
19731973-01-061973-12-26
19741974-01-011974-12-30
19751975-01-081975-12-24
19761976-01-111976-11-29

Every Fixed Threshold

Fixed thresholds at Monsildale
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain6246192741
25 mm (0.98 in): Days with 25 mm or more rain6224192110
50 mm (1.97 in): Days with 50 mm or more rain54719721
100 mm (3.94 in): Days with 100 mm or more rain8119281

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1913.

Download the Data

  • Data for Monsildale 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).