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

Athol Threshold Days by Year (USC00190257)

4 fixed thresholds counted per year at Athol (USC00190257): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Athol Thresholds

  • Athol: days with 10 mm (0.39 in) or more of precipitation in 27 years, most in 1934 with 48.
  • Athol: days with 25 mm (0.98 in) or more of precipitation in 27 years, most in 1955 with 18.
  • Athol: days with 50 mm (1.97 in) or more of precipitation in 21 years, most in 1938 with 6.
  • Athol: days with 100 mm (3.94 in) or more of precipitation in 3 years, most in 1938 with 1.
  • 4 fixed thresholds have at least one qualifying day at Athol.
27 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Athol Days per year at Athol with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 48 in 1934. 02040601931: 381932: 391934: 481935: 371936: 421938: 441939: 291940: 341941: 211942: 401943: 371944: 331945: 461946: 401947: 361948: 361949: 331950: 331951: 441952: 391953: 451954: 451955: 391956: 311957: 371958: 401959: 39193119351939194219451948195119541957
Days per year at Athol with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 48 in 1934.
Days with 10 mm (0.39 in) or more of precipitation per year at Athol
YearDaysDecade average
19313839.6
19323939.6
19344839.6
19353739.6
19364239.6
19384439.6
19392939.6
19403435.6
19412135.6
19424035.6
19433735.6
19443335.6
19454635.6
19464035.6
19473635.6
19483635.6
19493335.6
19503339.2
19514439.2
19523939.2
19534539.2
19544539.2
19553939.2
19563139.2
19573739.2
19584039.2
19593939.2
First to last qualifying date each year at Athol For each year, a bar from the first to the last day at Athol meeting 10 mm (0.39 in). 1931: 5 January 1931 to 24 December 19311932: 2 January 1932 to 27 December 19321934: 7 January 1934 to 31 December 19341935: 1 January 1935 to 15 December 19351936: 2 January 1936 to 31 December 19361938: 1 January 1938 to 9 December 19381939: 5 January 1939 to 20 December 19391940: 14 January 1940 to 28 December 19401941: 16 January 1941 to 24 December 19411942: 1 January 1942 to 30 December 19421943: 28 January 1943 to 22 November 19431944: 6 January 1944 to 31 December 19441945: 1 January 1945 to 29 December 19451946: 9 January 1946 to 28 December 19461947: 1 January 1947 to 26 December 19471948: 17 January 1948 to 31 December 19481949: 1 January 1949 to 28 December 19491950: 7 January 1950 to 30 December 19501951: 8 January 1951 to 26 December 19511952: 6 January 1952 to 12 December 19521953: 9 January 1953 to 15 December 19531954: 26 January 1954 to 30 December 19541955: 7 February 1955 to 17 November 19551956: 9 January 1956 to 30 December 19561957: 23 January 1957 to 27 December 19571958: 8 January 1958 to 6 December 19581959: 2 January 1959 to 29 December 19591931193619411945194919531957JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Athol meeting 10 mm (0.39 in).
First to last qualifying date each year at Athol
YearFirst dateLast date
19311931-01-051931-12-24
19321932-01-021932-12-27
19341934-01-071934-12-31
19351935-01-011935-12-15
19361936-01-021936-12-31
19381938-01-011938-12-09
19391939-01-051939-12-20
19401940-01-141940-12-28
19411941-01-161941-12-24
19421942-01-011942-12-30
19431943-01-281943-11-22
19441944-01-061944-12-31
19451945-01-011945-12-29
19461946-01-091946-12-28
19471947-01-011947-12-26
19481948-01-171948-12-31
19491949-01-011949-12-28
19501950-01-071950-12-30
19511951-01-081951-12-26
19521952-01-061952-12-12
19531953-01-091953-12-15
19541954-01-261954-12-30
19551955-02-071955-11-17
19561956-01-091956-12-30
19571957-01-231957-12-27
19581958-01-081958-12-06
19591959-01-021959-12-29

Every Fixed Threshold

Fixed thresholds at Athol
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain2748193439
25 mm (0.98 in): Days with 25 mm or more rain271819559
50 mm (1.97 in): Days with 50 mm or more rain21619383
100 mm (3.94 in): Days with 100 mm or more rain3119381

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1931.

Download the Data

  • Data for Athol 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).