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Built 2026-10-19 (19 October 2026)

Morrisville Stowe State AP Threshold Days by Year (USW00054771)

12 fixed thresholds counted per year at Morrisville Stowe State AP (USW00054771): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Morrisville Stowe State AP Thresholds

  • Morrisville Stowe State AP: days with a maximum temperature at or above 30 C (86 F) in 29 years, most in 2020 with 24.
  • Morrisville Stowe State AP: days with a maximum temperature at or below 0 C (32 F) in 29 years, most in 1997 with 79.
  • Morrisville Stowe State AP: nights with a minimum temperature at or below 0 C (32 F) in 29 years, most in 1997 with 187.
  • Morrisville Stowe State AP: nights with a minimum temperature at or below -10 C (14 F) in 29 years, most in 2019 with 84.
  • 12 fixed thresholds have at least one qualifying day at Morrisville Stowe State AP.
29 years with a qualifying day
Days at or above 30 C (86 F) per year at Morrisville Stowe State AP Days per year at Morrisville Stowe State AP with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 24 in 2020. 01020301997: 91998: 81999: 232000: 12001: 232002: 222003: 72004: 42005: 232006: 82007: 132008: 82009: 92010: 192011: 122012: 192013: 142014: 92015: 212016: 162017: 82018: 192019: 112020: 242021: 192022: 212023: 142024: 172025: 211997200020032006200920122015201820212024
Days per year at Morrisville Stowe State AP with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 24 in 2020.
Days at or above 30 C (86 F) per year at Morrisville Stowe State AP
YearDaysDecade average
1997913.3
1998813.3
19992313.3
2000111.8
20012311.8
20022211.8
2003711.8
2004411.8
20052311.8
2006811.8
20071311.8
2008811.8
2009911.8
20101914.8
20111214.8
20121914.8
20131414.8
2014914.8
20152114.8
20161614.8
2017814.8
20181914.8
20191114.8
20202419.3
20211919.3
20222119.3
20231419.3
20241719.3
20252119.3
First to last qualifying date each year at Morrisville Stowe State AP For each year, a bar from the first to the last day at Morrisville Stowe State AP meeting 30 C (86 F). 1997: 10 June 1997 to 16 August 19971998: 21 June 1998 to 9 August 19981999: 30 May 1999 to 4 September 19992000: 1 September 2000 to 1 September 20002001: 3 May 2001 to 9 September 20012002: 16 April 2002 to 10 September 20022003: 23 June 2003 to 5 July 20032004: 14 May 2004 to 29 August 20042005: 9 June 2005 to 14 September 20052006: 31 May 2006 to 2 August 20062007: 24 May 2007 to 7 September 20072008: 7 June 2008 to 5 September 20082009: 27 April 2009 to 18 August 20092010: 2 May 2010 to 3 September 20102011: 1 June 2011 to 4 September 20112012: 20 May 2012 to 26 August 20122013: 31 May 2013 to 11 September 20132014: 29 June 2014 to 5 September 20142015: 8 May 2015 to 9 September 20152016: 27 May 2016 to 14 August 20162017: 17 May 2017 to 27 September 20172018: 17 June 2018 to 5 September 20182019: 4 July 2019 to 30 July 20192020: 26 May 2020 to 11 August 20202021: 20 May 2021 to 26 August 20212022: 12 May 2022 to 30 August 20222023: 28 May 2023 to 4 October 20232024: 3 June 2024 to 3 August 20242025: 18 June 2025 to 6 October 202519972001200520092013201720212025JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Morrisville Stowe State AP meeting 30 C (86 F).
First to last qualifying date each year at Morrisville Stowe State AP
YearFirst dateLast date
19971997-06-101997-08-16
19981998-06-211998-08-09
19991999-05-301999-09-04
20002000-09-012000-09-01
20012001-05-032001-09-09
20022002-04-162002-09-10
20032003-06-232003-07-05
20042004-05-142004-08-29
20052005-06-092005-09-14
20062006-05-312006-08-02
20072007-05-242007-09-07
20082008-06-072008-09-05
20092009-04-272009-08-18
20102010-05-022010-09-03
20112011-06-012011-09-04
20122012-05-202012-08-26
20132013-05-312013-09-11
20142014-06-292014-09-05
20152015-05-082015-09-09
20162016-05-272016-08-14
20172017-05-172017-09-27
20182018-06-172018-09-05
20192019-07-042019-07-30
20202020-05-262020-08-11
20212021-05-202021-08-26
20222022-05-122022-08-30
20232023-05-282023-10-04
20242024-06-032024-08-03
20252025-06-182025-10-06

Every Fixed Threshold

Fixed thresholds at Morrisville Stowe State AP
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days2924202021
35 C (95 F): Days3220252
90 F (32.2 C): Days241220206
0 C (32 F): Ice days (max2979199770
0 C (32 F): Frost days (min291871997172
-10 C (14 F): Days with min2984201966
-20 C (-4 F): Days with min2937201520
-30 C (-22 F): Days with min17720042
20 C (68 F): Tropical nights (min22820258
10 mm (0.39 in): Days with 10 mm or more rain2741201333
25 mm (0.98 in): Days with 25 mm or more rain271420067
50 mm (1.97 in): Days with 50 mm or more rain10320231

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1997.

Download the Data

  • Data for Morrisville Stowe State AP 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).