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

Little Grassy Threshold Days by Year (USS0013M04S)

12 fixed thresholds counted per year at Little Grassy (USS0013M04S): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Little Grassy Thresholds

  • Little Grassy: days with 10 mm (0.39 in) or more of precipitation in 41 years, most in 2019 with 32.
  • Little Grassy: days with 25 mm (0.98 in) or more of precipitation in 41 years, most in 2010 with 16.
  • Little Grassy: days with 50 mm (1.97 in) or more of precipitation in 25 years, most in 1995 with 3.
  • Little Grassy: days with a maximum temperature at or above 30 C (86 F) in 21 years, most in 2024 with 51.
  • 12 fixed thresholds have at least one qualifying day at Little Grassy.
21 years with a qualifying day
Days at or above 30 C (86 F) per year at Little Grassy Days per year at Little Grassy with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 51 in 2024. 02040602006: 232007: 382008: 292009: 282010: 242011: 152012: 222013: 292014: 212015: 312016: 292017: 342018: 412019: 242020: 442021: 492022: 302023: 232024: 512025: 392026: 512006200920122015201820212024
Days per year at Little Grassy with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 51 in 2024.
Days at or above 30 C (86 F) per year at Little Grassy
YearDaysDecade average
20062329.5
20073829.5
20082929.5
20092829.5
20102427
20111527
20122227
20132927
20142127
20153127
20162927
20173427
20184127
20192427
20204441
20214941
20223041
20232341
20245141
20253941
20265141
First to last qualifying date each year at Little Grassy For each year, a bar from the first to the last day at Little Grassy meeting 30 C (86 F). 2006: 6 June 2006 to 22 August 20062007: 14 June 2007 to 3 September 20072008: 19 May 2008 to 7 September 20082009: 29 June 2009 to 29 August 20092010: 6 June 2010 to 28 September 20102011: 22 June 2011 to 27 August 20112012: 1 June 2012 to 16 August 20122013: 7 June 2013 to 20 August 20132014: 7 June 2014 to 1 August 20142015: 19 June 2015 to 12 September 20152016: 4 June 2016 to 20 August 20162017: 16 June 2017 to 5 September 20172018: 20 June 2018 to 19 August 20182019: 11 July 2019 to 5 September 20192020: 28 May 2020 to 7 September 20202021: 2 June 2021 to 9 September 20212022: 10 June 2022 to 8 September 20222023: 2 July 2023 to 30 August 20232024: 5 June 2024 to 28 September 20242025: 30 May 2025 to 2 September 20252026: 13 June 2026 to 11 September 20262006200920122015201820212024JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Little Grassy meeting 30 C (86 F).
First to last qualifying date each year at Little Grassy
YearFirst dateLast date
20062006-06-062006-08-22
20072007-06-142007-09-03
20082008-05-192008-09-07
20092009-06-292009-08-29
20102010-06-062010-09-28
20112011-06-222011-08-27
20122012-06-012012-08-16
20132013-06-072013-08-20
20142014-06-072014-08-01
20152015-06-192015-09-12
20162016-06-042016-08-20
20172017-06-162017-09-05
20182018-06-202018-08-19
20192019-07-112019-09-05
20202020-05-282020-09-07
20212021-06-022021-09-09
20222022-06-102022-09-08
20232023-07-022023-08-30
20242024-06-052024-09-28
20252025-05-302025-09-02
20262026-06-132026-09-11

Every Fixed Threshold

Fixed thresholds at Little Grassy
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days2151202451
35 C (95 F): Days12720213
90 F (32.2 C): Days2023202116
0 C (32 F): Ice days (max211920071
0 C (32 F): Frost days (min21141201035
-10 C (14 F): Days with min212020132
-20 C (-4 F): Days with min3120101
20 C (68 F): Tropical nights (min18720078
10 mm (0.39 in): Days with 10 mm or more rain4132201916
25 mm (0.98 in): Days with 25 mm or more rain411620105
50 mm (1.97 in): Days with 50 mm or more rain25319952
100 mm (3.94 in): Days with 100 mm or more rain3220102

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 2006.

Download the Data

  • Data for Little Grassy 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).