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Built 2026-10-19 (19 October 2026)

Smiths Basin Threshold Days by Year (USC00307818)

7 fixed thresholds counted per year at Smiths Basin (USC00307818): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Smiths Basin Thresholds

  • Smiths Basin: days with 10 mm (0.39 in) or more of precipitation in 43 years, most in 1936 with 46.
  • Smiths Basin: days with 25 mm (0.98 in) or more of precipitation in 43 years, most in 1932 with 15.
  • Smiths Basin: days with 50 mm (1.97 in) or more of precipitation in 24 years, most in 1932 with 2.
  • Smiths Basin: days with 10 cm (3.9 in) or more of snowfall in 17 years, most in 1962 with 10.
  • 7 fixed thresholds have at least one qualifying day at Smiths Basin.
43 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Smiths Basin Days per year at Smiths Basin with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 46 in 1936. 02040601932: 371933: 281934: 361935: 381936: 461937: 361938: 361939: 301940: 381941: 211942: 321943: 321944: 431945: 321947: 301948: 341949: 281950: 271951: 441952: 321953: 341954: 291955: 341956: 281957: 331958: 251959: 321960: 281961: 251962: 321963: 221964: 201965: 171966: 291967: 341968: 381969: 291970: 271971: 261974: 311975: 311976: 411993: 28193219371942194819531958196319681975
Days per year at Smiths Basin with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 46 in 1936.
Days with 10 mm (0.39 in) or more of precipitation per year at Smiths Basin
YearDaysDecade average
19323735.9
19332835.9
19343635.9
19353835.9
19364635.9
19373635.9
19383635.9
19393035.9
19403832.2
19412132.2
19423232.2
19433232.2
19444332.2
19453232.2
19473032.2
19483432.2
19492832.2
19502731.8
19514431.8
19523231.8
19533431.8
19542931.8
19553431.8
19562831.8
19573331.8
19582531.8
19593231.8
19602827.4
19612527.4
19623227.4
19632227.4
19642027.4
19651727.4
19662927.4
19673427.4
19683827.4
19692927.4
19702731.2
19712631.2
19743131.2
19753131.2
19764131.2
19932828
First to last qualifying date each year at Smiths Basin For each year, a bar from the first to the last day at Smiths Basin meeting 10 mm (0.39 in). 1932: 6 January 1932 to 12 December 19321933: 19 January 1933 to 4 December 19331934: 2 January 1934 to 29 December 19341935: 1 January 1935 to 10 December 19351936: 3 January 1936 to 20 December 19361937: 4 January 1937 to 19 December 19371938: 1 January 1938 to 7 December 19381939: 6 January 1939 to 21 December 19391940: 15 January 1940 to 30 December 19401941: 17 January 1941 to 25 December 19411942: 2 January 1942 to 31 December 19421943: 19 January 1943 to 27 December 19431944: 6 January 1944 to 28 December 19441945: 1 January 1945 to 26 December 19451947: 5 February 1947 to 25 November 19471948: 2 January 1948 to 31 December 19481949: 1 January 1949 to 28 December 19491950: 7 January 1950 to 5 December 19501951: 25 January 1951 to 31 December 19511952: 16 January 1952 to 12 December 19521953: 9 January 1953 to 10 December 19531954: 27 January 1954 to 30 December 19541955: 7 February 1955 to 5 December 19551956: 3 February 1956 to 23 December 19561957: 23 January 1957 to 27 December 19571958: 1 January 1958 to 6 December 19581959: 2 January 1959 to 29 December 19591960: 3 January 1960 to 30 November 19601961: 5 February 1961 to 20 December 19611962: 7 January 1962 to 30 December 19621963: 24 January 1963 to 9 December 19631964: 10 January 1964 to 28 December 19641965: 8 February 1965 to 4 December 19651966: 31 January 1966 to 29 December 19661967: 29 January 1967 to 29 December 19671968: 17 March 1968 to 23 December 19681969: 7 January 1969 to 26 December 19691970: 26 January 1970 to 24 December 19701971: 5 January 1971 to 31 December 19711974: 1 January 1974 to 17 December 19741975: 19 January 1975 to 31 December 19751976: 14 January 1976 to 8 December 19761993: 5 January 1993 to 27 December 199319321938194419511957196319691993JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Smiths Basin meeting 10 mm (0.39 in).
First to last qualifying date each year at Smiths Basin
YearFirst dateLast date
19321932-01-061932-12-12
19331933-01-191933-12-04
19341934-01-021934-12-29
19351935-01-011935-12-10
19361936-01-031936-12-20
19371937-01-041937-12-19
19381938-01-011938-12-07
19391939-01-061939-12-21
19401940-01-151940-12-30
19411941-01-171941-12-25
19421942-01-021942-12-31
19431943-01-191943-12-27
19441944-01-061944-12-28
19451945-01-011945-12-26
19471947-02-051947-11-25
19481948-01-021948-12-31
19491949-01-011949-12-28
19501950-01-071950-12-05
19511951-01-251951-12-31
19521952-01-161952-12-12
19531953-01-091953-12-10
19541954-01-271954-12-30
19551955-02-071955-12-05
19561956-02-031956-12-23
19571957-01-231957-12-27
19581958-01-011958-12-06
19591959-01-021959-12-29
19601960-01-031960-11-30
19611961-02-051961-12-20
19621962-01-071962-12-30
19631963-01-241963-12-09
19641964-01-101964-12-28
19651965-02-081965-12-04
19661966-01-311966-12-29
19671967-01-291967-12-29
19681968-03-171968-12-23
19691969-01-071969-12-26
19701970-01-261970-12-24
19711971-01-051971-12-31
19741974-01-011974-12-17
19751975-01-191975-12-31
19761976-01-141976-12-08
19931993-01-051993-12-27

Every Fixed Threshold

Fixed thresholds at Smiths Basin
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain4346193628
25 mm (0.98 in): Days with 25 mm or more rain431519326
50 mm (1.97 in): Days with 50 mm or more rain24219321
100 mm (3.94 in): Days with 100 mm or more rain2119351
10 cm (3.9 in): Days with 10 cm or more snowfall171019624
25 cm (9.8 in): Days with 25 cm or more snowfall10419714
50 cm (19.7 in): Days with 50 cm or more snowfall1119711

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 Smiths Basin 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).