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

Bonley Threshold Days by Year (ASN00026001)

3 fixed thresholds counted per year at Bonley (ASN00026001): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Bonley Thresholds

  • Bonley: days with 10 mm (0.39 in) or more of precipitation in 50 years, most in 1952 with 31.
  • Bonley: days with 25 mm (0.98 in) or more of precipitation in 43 years, most in 1952 with 8.
  • Bonley: days with 50 mm (1.97 in) or more of precipitation in 5 years, most in 1946 with 3.
  • 3 fixed thresholds have at least one qualifying day at Bonley.
50 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Bonley Days per year at Bonley with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 31 in 1952. 0102030401924: 161925: 181926: 181927: 181928: 221929: 181930: 191931: 121932: 171933: 201934: 251935: 231936: 171937: 201938: 191939: 231940: 161941: 171942: 291943: 181944: 211945: 241946: 201947: 291948: 141949: 161950: 191951: 231952: 311953: 221954: 211955: 191956: 211957: 151958: 191959: 91960: 301961: 91962: 161963: 121964: 241965: 161966: 171967: 81968: 221969: 161970: 181971: 221972: 161973: 181924192919341939194419491954195919641969
Days per year at Bonley with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 31 in 1952.
Days with 10 mm (0.39 in) or more of precipitation per year at Bonley
YearDaysDecade average
19241618.3
19251818.3
19261818.3
19271818.3
19282218.3
19291818.3
19301919.5
19311219.5
19321719.5
19332019.5
19342519.5
19352319.5
19361719.5
19372019.5
19381919.5
19392319.5
19401620.4
19411720.4
19422920.4
19431820.4
19442120.4
19452420.4
19462020.4
19472920.4
19481420.4
19491620.4
19501919.9
19512319.9
19523119.9
19532219.9
19542119.9
19551919.9
19562119.9
19571519.9
19581919.9
1959919.9
19603017
1961917
19621617
19631217
19642417
19651617
19661717
1967817
19682217
19691617
19701818.5
19712218.5
19721618.5
19731818.5
First to last qualifying date each year at Bonley For each year, a bar from the first to the last day at Bonley meeting 10 mm (0.39 in). 1924: 17 February 1924 to 11 November 19241925: 9 February 1925 to 20 November 19251926: 18 February 1926 to 17 December 19261927: 5 January 1927 to 5 December 19271928: 21 January 1928 to 18 October 19281929: 29 January 1929 to 28 December 19291930: 20 February 1930 to 16 December 19301931: 24 January 1931 to 14 September 19311932: 5 February 1932 to 12 October 19321933: 25 January 1933 to 2 December 19331934: 3 April 1934 to 28 December 19341935: 5 January 1935 to 20 September 19351936: 13 May 1936 to 13 December 19361937: 1 January 1937 to 11 December 19371938: 14 January 1938 to 27 December 19381939: 16 January 1939 to 5 December 19391940: 5 January 1940 to 20 December 19401941: 24 January 1941 to 27 September 19411942: 20 January 1942 to 18 December 19421943: 17 February 1943 to 4 November 19431944: 7 February 1944 to 23 December 19441945: 31 January 1945 to 27 December 19451946: 17 January 1946 to 28 December 19461947: 4 February 1947 to 26 December 19471948: 11 April 1948 to 16 December 19481949: 14 January 1949 to 22 November 19491950: 15 February 1950 to 20 December 19501951: 21 February 1951 to 10 December 19511952: 24 January 1952 to 7 December 19521953: 10 June 1953 to 9 December 19531954: 28 January 1954 to 12 December 19541955: 14 April 1955 to 11 November 19551956: 31 March 1956 to 13 December 19561957: 7 February 1957 to 26 December 19571958: 20 February 1958 to 11 October 19581959: 25 January 1959 to 26 December 19591960: 4 January 1960 to 8 October 19601961: 11 April 1961 to 15 December 19611962: 17 January 1962 to 23 October 19621963: 14 January 1963 to 2 September 19631964: 1 March 1964 to 17 December 19641965: 12 March 1965 to 7 December 19651966: 12 June 1966 to 5 December 19661967: 24 February 1967 to 30 December 19671968: 20 February 1968 to 24 December 19681969: 24 March 1969 to 11 December 19691970: 1 January 1970 to 31 December 19701971: 15 March 1971 to 31 December 19711972: 9 January 1972 to 10 November 19721973: 20 January 1973 to 30 December 197319241931193819451952195919661973JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Bonley meeting 10 mm (0.39 in).
First to last qualifying date each year at Bonley
YearFirst dateLast date
19241924-02-171924-11-11
19251925-02-091925-11-20
19261926-02-181926-12-17
19271927-01-051927-12-05
19281928-01-211928-10-18
19291929-01-291929-12-28
19301930-02-201930-12-16
19311931-01-241931-09-14
19321932-02-051932-10-12
19331933-01-251933-12-02
19341934-04-031934-12-28
19351935-01-051935-09-20
19361936-05-131936-12-13
19371937-01-011937-12-11
19381938-01-141938-12-27
19391939-01-161939-12-05
19401940-01-051940-12-20
19411941-01-241941-09-27
19421942-01-201942-12-18
19431943-02-171943-11-04
19441944-02-071944-12-23
19451945-01-311945-12-27
19461946-01-171946-12-28
19471947-02-041947-12-26
19481948-04-111948-12-16
19491949-01-141949-11-22
19501950-02-151950-12-20
19511951-02-211951-12-10
19521952-01-241952-12-07
19531953-06-101953-12-09
19541954-01-281954-12-12
19551955-04-141955-11-11
19561956-03-311956-12-13
19571957-02-071957-12-26
19581958-02-201958-10-11
19591959-01-251959-12-26
19601960-01-041960-10-08
19611961-04-111961-12-15
19621962-01-171962-10-23
19631963-01-141963-09-02
19641964-03-011964-12-17
19651965-03-121965-12-07
19661966-06-121966-12-05
19671967-02-241967-12-30
19681968-02-201968-12-24
19691969-03-241969-12-11
19701970-01-011970-12-31
19711971-03-151971-12-31
19721972-01-091972-11-10
19731973-01-201973-12-30

Every Fixed Threshold

Fixed thresholds at Bonley
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain5031195218
25 mm (0.98 in): Days with 25 mm or more rain43819523
50 mm (1.97 in): Days with 50 mm or more rain5319461

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1924.

Download the Data

  • Data for Bonley 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).