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Data as of 2025-12-31
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Built 2026-10-17 (17 October 2026)

Black Spur Threshold Days by Year

4 fixed thresholds counted per year at Black Spur (ASN00086009): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Black Spur Thresholds

  • Black Spur: days with 10 mm (0.39 in) or more of precipitation in 35 years, most in 1956 with 81.
  • Black Spur: days with 25 mm (0.98 in) or more of precipitation in 35 years, most in 1939 with 33.
  • Black Spur: days with 50 mm (1.97 in) or more of precipitation in 34 years, most in 1939 with 10.
  • Black Spur: days with 100 mm (3.94 in) or more of precipitation in 19 years, most in 1934 with 2.
  • 4 fixed thresholds have at least one qualifying day at Black Spur.
35 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Black Spur Days per year at Black Spur with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 81 in 1956. 02550751001930: 481931: 571932: 541933: 441934: 511935: 731936: 601937: 451938: 421939: 651940: 401941: 501944: 491945: 451946: 621947: 581948: 511949: 501950: 441951: 521952: 691953: 581954: 481955: 521956: 811957: 421958: 571959: 431960: 651961: 361962: 471972: 311973: 601974: 602012: 28193019341938194419481952195619601973
Days per year at Black Spur with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 81 in 1956.
Days with 10 mm (0.39 in) or more of precipitation per year at Black Spur
YearDaysDecade average
19304853.9
19315753.9
19325453.9
19334453.9
19345153.9
19357353.9
19366053.9
19374553.9
19384253.9
19396553.9
19404050.6
19415050.6
19444950.6
19454550.6
19466250.6
19475850.6
19485150.6
19495050.6
19504454.6
19515254.6
19526954.6
19535854.6
19544854.6
19555254.6
19568154.6
19574254.6
19585754.6
19594354.6
19606549.3
19613649.3
19624749.3
19723150.3
19736050.3
19746050.3
20122828
First to last qualifying date each year at Black Spur For each year, a bar from the first to the last day at Black Spur meeting 10 mm (0.39 in). 1930: 21 February 1930 to 29 December 19301931: 9 January 1931 to 23 December 19311932: 8 February 1932 to 26 December 19321933: 25 January 1933 to 18 December 19331934: 8 January 1934 to 1 December 19341935: 5 January 1935 to 23 December 19351936: 6 January 1936 to 30 December 19361937: 1 January 1937 to 20 December 19371938: 3 January 1938 to 14 December 19381939: 3 February 1939 to 25 December 19391940: 8 January 1940 to 30 December 19401941: 4 January 1941 to 22 December 19411944: 5 January 1944 to 27 December 19441945: 3 January 1945 to 28 December 19451946: 17 January 1946 to 30 December 19461947: 8 January 1947 to 26 December 19471948: 7 January 1948 to 20 December 19481949: 3 January 1949 to 21 December 19491950: 9 January 1950 to 31 December 19501951: 7 January 1951 to 21 December 19511952: 4 January 1952 to 29 December 19521953: 7 January 1953 to 25 December 19531954: 25 January 1954 to 12 December 19541955: 11 February 1955 to 31 December 19551956: 2 January 1956 to 27 December 19561957: 21 January 1957 to 30 December 19571958: 3 February 1958 to 17 December 19581959: 26 January 1959 to 28 December 19591960: 11 January 1960 to 16 December 19601961: 1 January 1961 to 19 December 19611962: 18 January 1962 to 12 December 19621972: 3 January 1972 to 27 November 19721973: 10 January 1973 to 31 December 19731974: 4 January 1974 to 29 December 19742012: 13 January 2012 to 21 December 20121930193519401947195219571962JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Black Spur meeting 10 mm (0.39 in).
First to last qualifying date each year at Black Spur
YearFirst dateLast date
19301930-02-211930-12-29
19311931-01-091931-12-23
19321932-02-081932-12-26
19331933-01-251933-12-18
19341934-01-081934-12-01
19351935-01-051935-12-23
19361936-01-061936-12-30
19371937-01-011937-12-20
19381938-01-031938-12-14
19391939-02-031939-12-25
19401940-01-081940-12-30
19411941-01-041941-12-22
19441944-01-051944-12-27
19451945-01-031945-12-28
19461946-01-171946-12-30
19471947-01-081947-12-26
19481948-01-071948-12-20
19491949-01-031949-12-21
19501950-01-091950-12-31
19511951-01-071951-12-21
19521952-01-041952-12-29
19531953-01-071953-12-25
19541954-01-251954-12-12
19551955-02-111955-12-31
19561956-01-021956-12-27
19571957-01-211957-12-30
19581958-02-031958-12-17
19591959-01-261959-12-28
19601960-01-111960-12-16
19611961-01-011961-12-19
19621962-01-181962-12-12
19721972-01-031972-11-27
19731973-01-101973-12-31
19741974-01-041974-12-29
20122012-01-132012-12-21

Every Fixed Threshold

Fixed thresholds at Black Spur
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain3581195628
25 mm (0.98 in): Days with 25 mm or more rain3533193917
50 mm (1.97 in): Days with 50 mm or more rain341019397
100 mm (3.94 in): Days with 100 mm or more rain19219341

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1930.

Download the Data

  • Data for Black Spur 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 2026-10-15 (15 October 2026). Threshold counts are computed by this site.

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