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.
Days at or above 30 C (86 F)
20 years with a qualifying day| Year | Days | Decade average |
|---|---|---|
| 1893 | 70 | 76 |
| 1895 | 82 | 76 |
| 1991 | 60 | 60 |
| 2010 | 29 | 50.7 |
| 2011 | 52 | 50.7 |
| 2012 | 48 | 50.7 |
| 2013 | 45 | 50.7 |
| 2014 | 49 | 50.7 |
| 2015 | 51 | 50.7 |
| 2016 | 61 | 50.7 |
| 2017 | 64 | 50.7 |
| 2018 | 58 | 50.7 |
| 2019 | 50 | 50.7 |
| 2020 | 71 | 65.1 |
| 2021 | 79 | 65.1 |
| 2022 | 83 | 65.1 |
| 2023 | 44 | 65.1 |
| 2024 | 76 | 65.1 |
| 2025 | 48 | 65.1 |
| 2026 | 55 | 65.1 |
| Year | First date | Last date |
|---|---|---|
| 1893 | 1893-06-02 | 1893-09-26 |
| 1895 | 1895-04-12 | 1895-10-12 |
| 1991 | 1991-06-09 | 1991-10-20 |
| 2010 | 2010-06-28 | 2010-09-30 |
| 2011 | 2011-06-14 | 2011-10-14 |
| 2012 | 2012-05-20 | 2012-10-02 |
| 2013 | 2013-05-13 | 2013-09-16 |
| 2014 | 2014-06-08 | 2014-10-05 |
| 2015 | 2015-05-30 | 2015-09-30 |
| 2016 | 2016-05-31 | 2016-09-18 |
| 2017 | 2017-05-23 | 2017-09-11 |
| 2018 | 2018-05-29 | 2018-09-27 |
| 2019 | 2019-06-10 | 2019-09-15 |
| 2020 | 2020-05-26 | 2020-10-20 |
| 2021 | 2021-05-31 | 2021-09-22 |
| 2022 | 2022-05-14 | 2022-09-29 |
| 2023 | 2023-06-30 | 2023-10-19 |
| 2024 | 2024-06-05 | 2024-10-08 |
| 2025 | 2025-05-10 | 2025-09-16 |
| 2026 | 2026-03-18 | 2026-08-30 |
Every Fixed Threshold
| Threshold | Years with a qualifying day | Most days in a year | Year | Latest year days |
|---|---|---|---|---|
| 30 C (86 F): Days | 20 | 83 | 2022 | 55 |
| 35 C (95 F): Days | 19 | 19 | 1895 | 10 |
| 90 F (32.2 C): Days | 20 | 52 | 2024 | 35 |
| 100 F (37.8 C): Days | 6 | 4 | 2020 | 2 |
| 0 C (32 F): Ice days (max | 3 | 1 | 2011 | 1 |
| 0 C (32 F): Frost days (min | 23 | 74 | 1895 | 3 |
| 20 C (68 F): Tropical nights (min | 21 | 31 | 2024 | 32 |
| 25 C (77 F): Days with min | 3 | 1 | 2017 | 1 |
| 10 mm (0.39 in): Days with 10 mm or more rain | 41 | 35 | 1915 | 13 |
| 25 mm (0.98 in): Days with 25 mm or more rain | 41 | 19 | 1915 | 5 |
| 50 mm (1.97 in): Days with 50 mm or more rain | 35 | 10 | 2010 | 1 |
| 100 mm (3.94 in): Days with 100 mm or more rain | 10 | 3 | 1916 | 1 |
| 10 cm (3.9 in): Days with 10 cm or more snowfall | 6 | 2 | 1991 | 2 |
| 25 cm (9.8 in): Days with 25 cm or more snowfall | 1 | 1 | 1991 | 1 |
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
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).