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Built 2026-10-19 (19 October 2026)

Sidell 4N Threshold Days by Year (USC00117952)

16 fixed thresholds counted per year at Sidell 4N (USC00117952): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Sidell 4N Thresholds

  • Sidell 4N: days with 10 mm (0.39 in) or more of precipitation in 81 years, most in 1990 with 46.
  • Sidell 4N: days with 25 mm (0.98 in) or more of precipitation in 81 years, most in 2008 with 19.
  • Sidell 4N: days with 50 mm (1.97 in) or more of precipitation in 63 years, most in 1949 with 5.
  • Sidell 4N: days with 10 cm (3.9 in) or more of snowfall in 45 years, most in 1951 with 7.
  • 16 fixed thresholds have at least one qualifying day at Sidell 4N.
23 years with a qualifying day
Days at or above 30 C (86 F) per year at Sidell 4N Days per year at Sidell 4N with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 85 in 2007. 02550751002002: 682003: 372004: 412005: 802006: 502007: 852008: 422009: 212010: 752011: 652012: 742015: 192016: 382017: 322018: 542019: 452020: 372021: 382022: 422023: 382024: 562025: 752026: 6020022005200820112016201920222025
Days per year at Sidell 4N with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 85 in 2007.
Days at or above 30 C (86 F) per year at Sidell 4N
YearDaysDecade average
20026853
20033753
20044153
20058053
20065053
20078553
20084253
20092153
20107550.3
20116550.3
20127450.3
20151950.3
20163850.3
20173250.3
20185450.3
20194550.3
20203749.4
20213849.4
20224249.4
20233849.4
20245649.4
20257549.4
20266049.4
First to last qualifying date each year at Sidell 4N For each year, a bar from the first to the last day at Sidell 4N meeting 30 C (86 F). 2002: 18 April 2002 to 3 October 20022003: 10 May 2003 to 14 September 20032004: 19 April 2004 to 25 September 20042005: 12 May 2005 to 6 October 20052006: 16 April 2006 to 5 October 20062007: 1 May 2007 to 9 October 20072008: 31 May 2008 to 13 October 20082009: 22 May 2009 to 28 August 20092010: 15 April 2010 to 11 October 20102011: 11 May 2011 to 14 September 20112012: 4 April 2012 to 7 September 20122015: 7 May 2015 to 9 September 20152016: 31 May 2016 to 7 October 20162017: 19 May 2017 to 27 September 20172018: 3 May 2018 to 10 October 20182019: 19 May 2019 to 3 October 20192020: 25 May 2020 to 29 August 20202021: 25 May 2021 to 11 October 20212022: 11 May 2022 to 22 September 20222023: 31 May 2023 to 4 October 20232024: 3 May 2024 to 6 October 20242025: 29 April 2025 to 5 October 20252026: 23 March 2026 to 14 October 202620022005200820112016201920222025JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Sidell 4N meeting 30 C (86 F).
First to last qualifying date each year at Sidell 4N
YearFirst dateLast date
20022002-04-182002-10-03
20032003-05-102003-09-14
20042004-04-192004-09-25
20052005-05-122005-10-06
20062006-04-162006-10-05
20072007-05-012007-10-09
20082008-05-312008-10-13
20092009-05-222009-08-28
20102010-04-152010-10-11
20112011-05-112011-09-14
20122012-04-042012-09-07
20152015-05-072015-09-09
20162016-05-312016-10-07
20172017-05-192017-09-27
20182018-05-032018-10-10
20192019-05-192019-10-03
20202020-05-252020-08-29
20212021-05-252021-10-11
20222022-05-112022-09-22
20232023-05-312023-10-04
20242024-05-032024-10-06
20252025-04-292025-10-05
20262026-03-232026-10-14

Every Fixed Threshold

Fixed thresholds at Sidell 4N
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days2385200760
35 C (95 F): Days141720125
90 F (32.2 C): Days2349201228
100 F (37.8 C): Days2420124
0 C (32 F): Ice days (max2360201020
0 C (32 F): Frost days (min23146201856
-10 C (14 F): Days with min2347200817
-20 C (-4 F): Days with min171220185
20 C (68 F): Tropical nights (min2349202548
25 C (77 F): Days with min3120121
10 mm (0.39 in): Days with 10 mm or more rain8146199035
25 mm (0.98 in): Days with 25 mm or more rain8119200814
50 mm (1.97 in): Days with 50 mm or more rain63519493
100 mm (3.94 in): Days with 100 mm or more rain4119581
10 cm (3.9 in): Days with 10 cm or more snowfall45719511
25 cm (9.8 in): Days with 25 cm or more snowfall3119731

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 2002.

Download the Data

  • Data for Sidell 4N 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).