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Built 2026-10-19 (19 October 2026)

Julian Cdf Threshold Days by Year (USC00044412)

14 fixed thresholds counted per year at Julian Cdf (USC00044412): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Julian Cdf Thresholds

  • Julian Cdf: days with 10 mm (0.39 in) or more of precipitation in 41 years, most in 1915 with 35.
  • Julian Cdf: days with 25 mm (0.98 in) or more of precipitation in 41 years, most in 1915 with 19.
  • Julian Cdf: days with 50 mm (1.97 in) or more of precipitation in 35 years, most in 2010 with 10.
  • Julian Cdf: nights with a minimum temperature at or below 0 C (32 F) in 23 years, most in 1895 with 74.
  • 14 fixed thresholds have at least one qualifying day at Julian Cdf.
20 years with a qualifying day
Days at or above 30 C (86 F) per year at Julian Cdf Days per year at Julian Cdf with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 83 in 2022. 02550751001893: 701895: 821991: 602010: 292011: 522012: 482013: 452014: 492015: 512016: 612017: 642018: 582019: 502020: 712021: 792022: 832023: 442024: 762025: 482026: 551893199120112013201520172019202120232025
Days per year at Julian Cdf with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 83 in 2022.
Days at or above 30 C (86 F) per year at Julian Cdf
YearDaysDecade average
18937076
18958276
19916060
20102950.7
20115250.7
20124850.7
20134550.7
20144950.7
20155150.7
20166150.7
20176450.7
20185850.7
20195050.7
20207165.1
20217965.1
20228365.1
20234465.1
20247665.1
20254865.1
20265565.1
First to last qualifying date each year at Julian Cdf For each year, a bar from the first to the last day at Julian Cdf meeting 30 C (86 F). 1893: 2 June 1893 to 26 September 18931895: 12 April 1895 to 12 October 18951991: 9 June 1991 to 20 October 19912010: 28 June 2010 to 30 September 20102011: 14 June 2011 to 14 October 20112012: 20 May 2012 to 2 October 20122013: 13 May 2013 to 16 September 20132014: 8 June 2014 to 5 October 20142015: 30 May 2015 to 30 September 20152016: 31 May 2016 to 18 September 20162017: 23 May 2017 to 11 September 20172018: 29 May 2018 to 27 September 20182019: 10 June 2019 to 15 September 20192020: 26 May 2020 to 20 October 20202021: 31 May 2021 to 22 September 20212022: 14 May 2022 to 29 September 20222023: 30 June 2023 to 19 October 20232024: 5 June 2024 to 8 October 20242025: 10 May 2025 to 16 September 20252026: 18 March 2026 to 30 August 20261893201020132016201920222025JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Julian Cdf meeting 30 C (86 F).
First to last qualifying date each year at Julian Cdf
YearFirst dateLast date
18931893-06-021893-09-26
18951895-04-121895-10-12
19911991-06-091991-10-20
20102010-06-282010-09-30
20112011-06-142011-10-14
20122012-05-202012-10-02
20132013-05-132013-09-16
20142014-06-082014-10-05
20152015-05-302015-09-30
20162016-05-312016-09-18
20172017-05-232017-09-11
20182018-05-292018-09-27
20192019-06-102019-09-15
20202020-05-262020-10-20
20212021-05-312021-09-22
20222022-05-142022-09-29
20232023-06-302023-10-19
20242024-06-052024-10-08
20252025-05-102025-09-16
20262026-03-182026-08-30

Every Fixed Threshold

Fixed thresholds at Julian Cdf
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days2083202255
35 C (95 F): Days1919189510
90 F (32.2 C): Days2052202435
100 F (37.8 C): Days6420202
0 C (32 F): Ice days (max3120111
0 C (32 F): Frost days (min237418953
20 C (68 F): Tropical nights (min2131202432
25 C (77 F): Days with min3120171
10 mm (0.39 in): Days with 10 mm or more rain4135191513
25 mm (0.98 in): Days with 25 mm or more rain411919155
50 mm (1.97 in): Days with 50 mm or more rain351020101
100 mm (3.94 in): Days with 100 mm or more rain10319161
10 cm (3.9 in): Days with 10 cm or more snowfall6219912
25 cm (9.8 in): Days with 25 cm or more snowfall1119911

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1893.

Download the Data

  • Data for Julian Cdf 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).