Sytomino Threshold Days by Year (RSM00023847)
10 fixed thresholds counted per year at Sytomino (RSM00023847): hot days, frost, tropical nights and heavy rain, with the most days in a year.
Key Facts for Sytomino Thresholds
- 10 fixed thresholds have at least one qualifying day at Sytomino.
Days with 10 mm (0.39 in) or more of precipitation
12 years with a qualifying day| Year | Days | Decade average |
|---|---|---|
| 1975 | 14 | 14 |
| 1988 | 6 | 6 |
| 2016 | 9 | 10 |
| 2017 | 9 | 10 |
| 2018 | 10 | 10 |
| 2019 | 12 | 10 |
| 2020 | 13 | 9.5 |
| 2021 | 11 | 9.5 |
| 2022 | 8 | 9.5 |
| 2023 | 8 | 9.5 |
| 2024 | 6 | 9.5 |
| 2025 | 11 | 9.5 |
| Year | First date | Last date |
|---|---|---|
| 1975 | 1975-02-17 | 1975-12-25 |
| 1988 | 1988-05-06 | 1988-09-17 |
| 2016 | 2016-05-13 | 2016-09-12 |
| 2017 | 2017-02-27 | 2017-09-15 |
| 2018 | 2018-06-13 | 2018-10-17 |
| 2019 | 2019-03-15 | 2019-11-01 |
| 2020 | 2020-04-07 | 2020-12-28 |
| 2021 | 2021-05-26 | 2021-12-01 |
| 2022 | 2022-05-06 | 2022-07-16 |
| 2023 | 2023-06-11 | 2023-11-14 |
| 2024 | 2024-04-21 | 2024-09-23 |
| 2025 | 2025-01-10 | 2025-07-11 |
Every Fixed Threshold
| Threshold | Years with a qualifying day | Most days in a year | Year | Latest year days |
|---|---|---|---|---|
| 30 C (86 F): Days | 1 | 0 | n/a | 2 |
| 0 C (32 F): Ice days (max | 1 | 0 | n/a | 52 |
| 0 C (32 F): Frost days (min | 1 | 0 | n/a | 76 |
| -10 C (14 F): Days with min | 1 | 0 | n/a | 48 |
| -20 C (-4 F): Days with min | 1 | 0 | n/a | 23 |
| -30 C (-22 F): Days with min | 1 | 0 | n/a | 4 |
| 10 mm (0.39 in): Days with 10 mm or more rain | 12 | 0 | n/a | 11 |
| 25 mm (0.98 in): Days with 25 mm or more rain | 11 | 0 | n/a | 3 |
| 50 mm (1.97 in): Days with 50 mm or more rain | 1 | 0 | n/a | 2 |
| 100 mm (3.94 in): Days with 100 mm or more rain | 1 | 0 | n/a | 1 |
Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 2025.
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 (2025-12-31).