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

Jacksonville 2 Threshold Days by Year (USC00114447)

16 fixed thresholds counted per year at Jacksonville 2 (USC00114447): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Jacksonville 2 Thresholds

  • Jacksonville 2: days with 10 mm (0.39 in) or more of precipitation in 24 years, most in 2009 with 44.
  • Jacksonville 2: days with 25 mm (0.98 in) or more of precipitation in 24 years, most in 2009 with 18.
  • Jacksonville 2: days with a maximum temperature at or above 30 C (86 F) in 19 years, most in 2007 with 101.
  • Jacksonville 2: days with a maximum temperature at or above 90 F (32.2 C) in 19 years, most in 2012 with 65.
  • 16 fixed thresholds have at least one qualifying day at Jacksonville 2.
19 years with a qualifying day
Days at or above 30 C (86 F) per year at Jacksonville 2 Days per year at Jacksonville 2 with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 101 in 2007. 0501001502007: 1012008: 532009: 302010: 832011: 722012: 902013: 612014: 512015: 632016: 722017: 702018: 822019: 662020: 632021: 642022: 492023: 682024: 682025: 722007200920112013201520172019202120232025
Days per year at Jacksonville 2 with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 101 in 2007.
Days at or above 30 C (86 F) per year at Jacksonville 2
YearDaysDecade average
200710161.3
20085361.3
20093061.3
20108371
20117271
20129071
20136171
20145171
20156371
20167271
20177071
20188271
20196671
20206364
20216464
20224964
20236864
20246864
20257264
First to last qualifying date each year at Jacksonville 2 For each year, a bar from the first to the last day at Jacksonville 2 meeting 30 C (86 F). 2007: 30 April 2007 to 9 October 20072008: 31 May 2008 to 26 September 20082009: 25 April 2009 to 28 August 20092010: 15 April 2010 to 11 October 20102011: 4 April 2011 to 8 October 20112012: 2 April 2012 to 13 September 20122013: 1 May 2013 to 5 October 20132014: 8 May 2014 to 30 September 20142015: 6 May 2015 to 26 September 20152016: 24 May 2016 to 18 October 20162017: 10 May 2017 to 15 October 20172018: 2 May 2018 to 10 October 20182019: 17 May 2019 to 30 September 20192020: 25 May 2020 to 7 September 20202021: 24 May 2021 to 1 October 20212022: 11 May 2022 to 22 September 20222023: 5 April 2023 to 4 October 20232024: 15 April 2024 to 13 October 20242025: 15 May 2025 to 5 October 20252007201020132016201920222025JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Jacksonville 2 meeting 30 C (86 F).
First to last qualifying date each year at Jacksonville 2
YearFirst dateLast date
20072007-04-302007-10-09
20082008-05-312008-09-26
20092009-04-252009-08-28
20102010-04-152010-10-11
20112011-04-042011-10-08
20122012-04-022012-09-13
20132013-05-012013-10-05
20142014-05-082014-09-30
20152015-05-062015-09-26
20162016-05-242016-10-18
20172017-05-102017-10-15
20182018-05-022018-10-10
20192019-05-172019-09-30
20202020-05-252020-09-07
20212021-05-242021-10-01
20222022-05-112022-09-22
20232023-04-052023-10-04
20242024-04-152024-10-13
20252025-05-152025-10-05

Every Fixed Threshold

Fixed thresholds at Jacksonville 2
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days19101200772
35 C (95 F): Days182720125
40 C (104 F): Days2620126
90 F (32.2 C): Days1965201238
100 F (37.8 C): Days41420123
0 C (32 F): Ice days (max1949201438
0 C (32 F): Frost days (min191502018108
-10 C (14 F): Days with min1950202239
-20 C (-4 F): Days with min151320144
20 C (68 F): Tropical nights (min1950201047
25 C (77 F): Days with min6520113
10 mm (0.39 in): Days with 10 mm or more rain2444200926
25 mm (0.98 in): Days with 25 mm or more rain241820094
50 mm (1.97 in): Days with 50 mm or more rain19520091
100 mm (3.94 in): Days with 100 mm or more rain5120091
10 cm (3.9 in): Days with 10 cm or more snowfall9220102

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 2007.

Download the Data

  • Data for Jacksonville 2 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).