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Data as of 2026-10-17
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Built 2026-10-19 (19 October 2026)

Moosehead Threshold Days by Year (USC00175460)

16 fixed thresholds counted per year at Moosehead (USC00175460): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Moosehead Thresholds

  • Moosehead: days with 10 mm (0.39 in) or more of precipitation in 93 years, most in 1954 with 48.
  • Moosehead: days with 25 mm (0.98 in) or more of precipitation in 93 years, most in 2005 with 15.
  • Moosehead: days with 10 cm (3.9 in) or more of snowfall in 79 years, most in 2019 with 16.
  • Moosehead: days with 25 cm (9.8 in) or more of snowfall in 51 years, most in 1969 with 4.
  • 16 fixed thresholds have at least one qualifying day at Moosehead.
30 years with a qualifying day
Days at or above 30 C (86 F) per year at Moosehead Days per year at Moosehead with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 36 in 1933. 0102030401931: 141933: 361934: 151937: 231938: 91939: 61940: 61941: 101942: 111943: 41944: 151945: 211946: 91947: 202011: 52012: 42013: 142014: 32015: 22016: 72017: 52018: 72019: 42020: 142021: 62022: 122023: 82024: 52025: 122026: 31931193719401943194620122015201820212024
Days per year at Moosehead with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 36 in 1933.
Days at or above 30 C (86 F) per year at Moosehead
YearDaysDecade average
19311417.2
19333617.2
19341517.2
19372317.2
1938917.2
1939617.2
1940612
19411012
19421112
1943412
19441512
19452112
1946912
19472012
201155.7
201245.7
2013145.7
201435.7
201525.7
201675.7
201755.7
201875.7
201945.7
2020148.6
202168.6
2022128.6
202388.6
202458.6
2025128.6
202638.6
First to last qualifying date each year at Moosehead For each year, a bar from the first to the last day at Moosehead meeting 30 C (86 F). 1931: 9 May 1931 to 14 September 19311933: 19 May 1933 to 3 September 19331934: 6 May 1934 to 30 September 19341937: 1 June 1937 to 4 September 19371938: 23 June 1938 to 17 August 19381939: 6 July 1939 to 17 September 19391940: 8 July 1940 to 19 August 19401941: 22 May 1941 to 23 September 19411942: 30 May 1942 to 3 September 19421943: 10 July 1943 to 14 July 19431944: 29 June 1944 to 17 August 19441945: 12 April 1945 to 9 September 19451946: 26 May 1946 to 10 August 19461947: 24 June 1947 to 13 September 19472011: 9 June 2011 to 24 July 20112012: 14 July 2012 to 27 August 20122013: 1 June 2013 to 12 September 20132014: 3 July 2014 to 26 August 20142015: 28 May 2015 to 8 September 20152016: 21 June 2016 to 12 August 20162017: 19 May 2017 to 27 September 20172018: 26 May 2018 to 30 August 20182019: 5 July 2019 to 31 July 20192020: 27 May 2020 to 15 August 20202021: 8 June 2021 to 27 August 20212022: 14 May 2022 to 31 August 20222023: 29 May 2023 to 8 September 20232024: 19 June 2024 to 4 August 20242025: 6 June 2025 to 17 August 20252026: 6 June 2026 to 4 July 202619311938194219462013201720212025JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Moosehead meeting 30 C (86 F).
First to last qualifying date each year at Moosehead
YearFirst dateLast date
19311931-05-091931-09-14
19331933-05-191933-09-03
19341934-05-061934-09-30
19371937-06-011937-09-04
19381938-06-231938-08-17
19391939-07-061939-09-17
19401940-07-081940-08-19
19411941-05-221941-09-23
19421942-05-301942-09-03
19431943-07-101943-07-14
19441944-06-291944-08-17
19451945-04-121945-09-09
19461946-05-261946-08-10
19471947-06-241947-09-13
20112011-06-092011-07-24
20122012-07-142012-08-27
20132013-06-012013-09-12
20142014-07-032014-08-26
20152015-05-282015-09-08
20162016-06-212016-08-12
20172017-05-192017-09-27
20182018-05-262018-08-30
20192019-07-052019-07-31
20202020-05-272020-08-15
20212021-06-082021-08-27
20222022-05-142022-08-31
20232023-05-292023-09-08
20242024-06-192024-08-04
20252025-06-062025-08-17
20262026-06-062026-07-04

Every Fixed Threshold

Fixed thresholds at Moosehead
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days303619333
35 C (95 F): Days3219441
90 F (32.2 C): Days241819331
0 C (32 F): Ice days (max3096201950
0 C (32 F): Frost days (min261991944106
-10 C (14 F): Days with min26105194353
-20 C (-4 F): Days with min2650193423
-30 C (-22 F): Days with min13719344
20 C (68 F): Tropical nights (min12420202
10 mm (0.39 in): Days with 10 mm or more rain9348195421
25 mm (0.98 in): Days with 25 mm or more rain931520054
50 mm (1.97 in): Days with 50 mm or more rain46520231
100 mm (3.94 in): Days with 100 mm or more rain3119461
10 cm (3.9 in): Days with 10 cm or more snowfall791620192
25 cm (9.8 in): Days with 25 cm or more snowfall51419691
50 cm (19.7 in): Days with 50 cm or more snowfall6119431

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 Moosehead 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 (2026-10-17).