Visby_Flygplats Threshold Days by Year
10 fixed thresholds counted per year at Visby_Flygplats (SW000002590): hot days, frost, tropical nights and heavy rain, with the most days in a year.
Key Facts for Visby_Flygplats Thresholds
- Visby_Flygplats: days with 10 mm (0.39 in) or more of precipitation in 165 years, most in 1872 with 22.
- Visby_Flygplats: nights with a minimum temperature at or below 0 C (32 F) in 145 years, most in 1941 with 163.
- Visby_Flygplats: days with a maximum temperature at or below 0 C (32 F) in 141 years, most in 2010 with 89.
- Visby_Flygplats: nights with a minimum temperature at or below -10 C (14 F) in 114 years, most in 1942 with 54.
- 10 fixed thresholds have at least one qualifying day at Visby_Flygplats.
Days at or above 30 C (86 F)
23 years with a qualifying day| Year | Days | Decade average |
|---|---|---|
| 1882 | 2 | 2 |
| 1908 | 1 | 1 |
| 1914 | 1 | 1 |
| 1917 | 1 | 1 |
| 1920 | 1 | 1 |
| 1921 | 1 | 1 |
| 1939 | 1 | 1 |
| 1941 | 4 | 3 |
| 1947 | 2 | 3 |
| 1973 | 3 | 2 |
| 1977 | 1 | 2 |
| 1983 | 1 | 1 |
| 1992 | 1 | 1.7 |
| 1994 | 2 | 1.7 |
| 1997 | 2 | 1.7 |
| 2002 | 1 | 1 |
| 2006 | 1 | 1 |
| 2010 | 5 | 4.7 |
| 2014 | 4 | 4.7 |
| 2018 | 5 | 4.7 |
| 2020 | 1 | 3.7 |
| 2021 | 4 | 3.7 |
| 2022 | 6 | 3.7 |
| Year | First date | Last date |
|---|---|---|
| 1882 | 1882-07-17 | 1882-08-20 |
| 1908 | 1908-07-20 | 1908-07-20 |
| 1914 | 1914-07-23 | 1914-07-23 |
| 1917 | 1917-06-21 | 1917-06-21 |
| 1920 | 1920-07-04 | 1920-07-04 |
| 1921 | 1921-08-03 | 1921-08-03 |
| 1939 | 1939-08-06 | 1939-08-06 |
| 1941 | 1941-07-11 | 1941-07-14 |
| 1947 | 1947-07-01 | 1947-07-02 |
| 1973 | 1973-07-06 | 1973-07-08 |
| 1977 | 1977-06-11 | 1977-06-11 |
| 1983 | 1983-07-12 | 1983-07-12 |
| 1992 | 1992-08-10 | 1992-08-10 |
| 1994 | 1994-07-14 | 1994-07-15 |
| 1997 | 1997-06-30 | 1997-07-01 |
| 2002 | 2002-08-01 | 2002-08-01 |
| 2006 | 2006-07-07 | 2006-07-07 |
| 2010 | 2010-07-10 | 2010-07-22 |
| 2014 | 2014-07-25 | 2014-08-04 |
| 2018 | 2018-07-17 | 2018-08-08 |
| 2020 | 2020-06-27 | 2020-06-27 |
| 2021 | 2021-06-19 | 2021-07-14 |
| 2022 | 2022-06-26 | 2022-08-19 |
Every Fixed Threshold
| Threshold | Years with a qualifying day | Most days in a year | Year | Latest year days |
|---|---|---|---|---|
| 30 C (86 F): Days | 23 | 6 | 2022 | 6 |
| 90 F (32.2 C): Days | 4 | 2 | 2010 | 1 |
| 0 C (32 F): Ice days (max | 141 | 89 | 2010 | 35 |
| 0 C (32 F): Frost days (min | 145 | 163 | 1941 | 81 |
| -10 C (14 F): Days with min | 114 | 54 | 1942 | 6 |
| -20 C (-4 F): Days with min | 8 | 4 | 1942 | 2 |
| 20 C (68 F): Tropical nights (min | 15 | 3 | 2010 | 1 |
| 10 mm (0.39 in): Days with 10 mm or more rain | 165 | 22 | 1872 | 9 |
| 25 mm (0.98 in): Days with 25 mm or more rain | 98 | 8 | 1867 | 1 |
| 50 mm (1.97 in): Days with 50 mm or more rain | 17 | 3 | 1867 | 2 |
Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1882.
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 2026-10-14 (14 October 2026). Threshold counts are computed by this site.
Data as of . Last revised (2026-10-12).