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

Columbia Threshold Days by Year (USC00011865)

4 fixed thresholds counted per year at Columbia (USC00011865): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Columbia Thresholds

  • Columbia: days with 10 mm (0.39 in) or more of precipitation in 26 years, most in 1947 with 55.
  • Columbia: days with 25 mm (0.98 in) or more of precipitation in 26 years, most in 1948 with 25.
  • Columbia: days with 50 mm (1.97 in) or more of precipitation in 25 years, most in 1948 with 9.
  • Columbia: days with 100 mm (3.94 in) or more of precipitation in 13 years, most in 1936 with 2.
  • 4 fixed thresholds have at least one qualifying day at Columbia.
26 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Columbia Days per year at Columbia with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 55 in 1947. 02040601936: 431937: 361938: 281939: 511940: 361941: 431942: 451943: 381944: 451945: 371946: 451947: 551948: 471949: 421950: 371952: 351953: 391954: 191955: 281956: 361957: 401958: 481959: 451960: 471961: 471962: 34193619391942194519481952195519581961
Days per year at Columbia with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 55 in 1947.
Days with 10 mm (0.39 in) or more of precipitation per year at Columbia
YearDaysDecade average
19364339.5
19373639.5
19382839.5
19395139.5
19403643.3
19414343.3
19424543.3
19433843.3
19444543.3
19453743.3
19464543.3
19475543.3
19484743.3
19494243.3
19503736.3
19523536.3
19533936.3
19541936.3
19552836.3
19563636.3
19574036.3
19584836.3
19594536.3
19604742.7
19614742.7
19623442.7
First to last qualifying date each year at Columbia For each year, a bar from the first to the last day at Columbia meeting 10 mm (0.39 in). 1936: 2 January 1936 to 19 December 19361937: 26 January 1937 to 23 December 19371938: 31 January 1938 to 27 December 19381939: 5 January 1939 to 27 December 19391940: 13 January 1940 to 28 December 19401941: 4 January 1941 to 26 December 19411942: 1 January 1942 to 29 December 19421943: 8 January 1943 to 26 December 19431944: 3 January 1944 to 11 December 19441945: 1 January 1945 to 31 December 19451946: 6 January 1946 to 30 December 19461947: 3 January 1947 to 25 December 19471948: 13 January 1948 to 30 December 19481949: 5 January 1949 to 15 December 19491950: 12 January 1950 to 29 December 19501952: 23 January 1952 to 31 December 19521953: 8 January 1953 to 23 December 19531954: 21 February 1954 to 30 December 19541955: 19 January 1955 to 17 October 19551956: 23 January 1956 to 24 December 19561957: 23 January 1957 to 21 December 19571958: 7 January 1958 to 14 December 19581959: 1 January 1959 to 18 December 19591960: 3 January 1960 to 30 December 19601961: 1 January 1961 to 28 December 19611962: 1 January 1962 to 30 December 19621936194019441948195319571961JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Columbia meeting 10 mm (0.39 in).
First to last qualifying date each year at Columbia
YearFirst dateLast date
19361936-01-021936-12-19
19371937-01-261937-12-23
19381938-01-311938-12-27
19391939-01-051939-12-27
19401940-01-131940-12-28
19411941-01-041941-12-26
19421942-01-011942-12-29
19431943-01-081943-12-26
19441944-01-031944-12-11
19451945-01-011945-12-31
19461946-01-061946-12-30
19471947-01-031947-12-25
19481948-01-131948-12-30
19491949-01-051949-12-15
19501950-01-121950-12-29
19521952-01-231952-12-31
19531953-01-081953-12-23
19541954-02-211954-12-30
19551955-01-191955-10-17
19561956-01-231956-12-24
19571957-01-231957-12-21
19581958-01-071958-12-14
19591959-01-011959-12-18
19601960-01-031960-12-30
19611961-01-011961-12-28
19621962-01-011962-12-30

Every Fixed Threshold

Fixed thresholds at Columbia
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain2655194734
25 mm (0.98 in): Days with 25 mm or more rain2625194814
50 mm (1.97 in): Days with 50 mm or more rain25919485
100 mm (3.94 in): Days with 100 mm or more rain13219361

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1936.

Download the Data

  • Data for Columbia 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).