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Built 2026-10-19 (19 October 2026)

Springfield Hartness State AP Threshold Days by Year (USW00054740)

13 fixed thresholds counted per year at Springfield Hartness State AP (USW00054740): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Springfield Hartness State AP Thresholds

  • Springfield Hartness State AP: days with a maximum temperature at or above 30 C (86 F) in 29 years, most in 2012 with 37.
  • Springfield Hartness State AP: days with a maximum temperature at or above 90 F (32.2 C) in 29 years, most in 2012 with 20.
  • Springfield Hartness State AP: days with a maximum temperature at or below 0 C (32 F) in 29 years, most in 2007 with 67.
  • Springfield Hartness State AP: nights with a minimum temperature at or below 0 C (32 F) in 29 years, most in 2002 with 182.
  • 13 fixed thresholds have at least one qualifying day at Springfield Hartness State AP.
29 years with a qualifying day
Days at or above 30 C (86 F) per year at Springfield Hartness State AP Days per year at Springfield Hartness State AP with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 37 in 2012. 0102030401997: 171998: 131999: 332000: 82001: 302002: 352003: 172004: 102005: 352006: 152007: 212008: 132009: 112010: 352011: 252012: 372013: 212014: 92015: 282016: 252017: 202018: 262019: 182020: 372021: 262022: 342023: 232024: 322025: 361997200020032006200920122015201820212024
Days per year at Springfield Hartness State AP with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 37 in 2012.
Days at or above 30 C (86 F) per year at Springfield Hartness State AP
YearDaysDecade average
19971721
19981321
19993321
2000819.5
20013019.5
20023519.5
20031719.5
20041019.5
20053519.5
20061519.5
20072119.5
20081319.5
20091119.5
20103524.4
20112524.4
20123724.4
20132124.4
2014924.4
20152824.4
20162524.4
20172024.4
20182624.4
20191824.4
20203731.3
20212631.3
20223431.3
20232331.3
20243231.3
20253631.3
First to last qualifying date each year at Springfield Hartness State AP For each year, a bar from the first to the last day at Springfield Hartness State AP meeting 30 C (86 F). 1997: 10 June 1997 to 16 August 19971998: 31 March 1998 to 6 September 19981999: 30 May 1999 to 4 September 19992000: 7 May 2000 to 1 September 20002001: 2 May 2001 to 9 September 20012002: 16 April 2002 to 10 September 20022003: 23 June 2003 to 22 August 20032004: 19 April 2004 to 28 August 20042005: 4 June 2005 to 14 September 20052006: 18 June 2006 to 7 August 20062007: 9 May 2007 to 26 September 20072008: 7 June 2008 to 5 September 20082009: 25 April 2009 to 21 August 20092010: 2 May 2010 to 24 September 20102011: 27 May 2011 to 3 September 20112012: 16 April 2012 to 7 September 20122013: 30 May 2013 to 11 September 20132014: 3 June 2014 to 6 September 20142015: 10 May 2015 to 9 September 20152016: 27 May 2016 to 9 September 20162017: 17 May 2017 to 27 September 20172018: 2 May 2018 to 6 September 20182019: 28 June 2019 to 22 September 20192020: 26 May 2020 to 24 August 20202021: 21 May 2021 to 26 August 20212022: 12 May 2022 to 4 September 20222023: 13 April 2023 to 7 September 20232024: 22 May 2024 to 3 August 20242025: 29 April 2025 to 23 August 202519972001200520092013201720212025JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Springfield Hartness State AP meeting 30 C (86 F).
First to last qualifying date each year at Springfield Hartness State AP
YearFirst dateLast date
19971997-06-101997-08-16
19981998-03-311998-09-06
19991999-05-301999-09-04
20002000-05-072000-09-01
20012001-05-022001-09-09
20022002-04-162002-09-10
20032003-06-232003-08-22
20042004-04-192004-08-28
20052005-06-042005-09-14
20062006-06-182006-08-07
20072007-05-092007-09-26
20082008-06-072008-09-05
20092009-04-252009-08-21
20102010-05-022010-09-24
20112011-05-272011-09-03
20122012-04-162012-09-07
20132013-05-302013-09-11
20142014-06-032014-09-06
20152015-05-102015-09-09
20162016-05-272016-09-09
20172017-05-172017-09-27
20182018-05-022018-09-06
20192019-06-282019-09-22
20202020-05-262020-08-24
20212021-05-212021-08-26
20222022-05-122022-09-04
20232023-04-132023-09-07
20242024-05-222024-08-03
20252025-04-292025-08-23

Every Fixed Threshold

Fixed thresholds at Springfield Hartness State AP
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days2937201236
35 C (95 F): Days12520255
90 F (32.2 C): Days2920201220
100 F (37.8 C): Days1120021
0 C (32 F): Ice days (max2967200753
0 C (32 F): Frost days (min291822002156
-10 C (14 F): Days with min2975200346
-20 C (-4 F): Days with min282520155
20 C (68 F): Tropical nights (min2113202411
10 mm (0.39 in): Days with 10 mm or more rain2747200632
25 mm (0.98 in): Days with 25 mm or more rain272220067
50 mm (1.97 in): Days with 50 mm or more rain14420101
100 mm (3.94 in): Days with 100 mm or more rain3119991

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 Springfield Hartness 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).