Alvsbyn_A Threshold Days by Year (SWE00140580)
11 fixed thresholds counted per year at Alvsbyn_A (SWE00140580): hot days, frost, tropical nights and heavy rain, with the most days in a year.
Key Facts for Alvsbyn_A Thresholds
- Alvsbyn_A: days with 10 mm (0.39 in) or more of precipitation in 54 years, most in 2021 with 19.
- Alvsbyn_A: days with a maximum temperature at or below 0 C (32 F) in 44 years, most in 2010 with 138.
- Alvsbyn_A: nights with a minimum temperature at or below 0 C (32 F) in 44 years, most in 1976 with 235.
- Alvsbyn_A: nights with a minimum temperature at or below -10 C (14 F) in 44 years, most in 1985 with 132.
- 11 fixed thresholds have at least one qualifying day at Alvsbyn_A.
Days at or above 30 C (86 F)
15 years with a qualifying day| Year | Days | Decade average |
|---|---|---|
| 1968 | 2 | 4 |
| 1969 | 6 | 4 |
| 1970 | 1 | 1 |
| 1973 | 1 | 1 |
| 1988 | 1 | 1 |
| 2003 | 3 | 2 |
| 2006 | 1 | 2 |
| 2011 | 3 | 2.5 |
| 2014 | 3 | 2.5 |
| 2018 | 1 | 2.5 |
| 2019 | 3 | 2.5 |
| 2020 | 1 | 2.8 |
| 2021 | 2 | 2.8 |
| 2022 | 1 | 2.8 |
| 2025 | 7 | 2.8 |
| Year | First date | Last date |
|---|---|---|
| 1968 | 1968-07-03 | 1968-07-04 |
| 1969 | 1969-06-27 | 1969-08-12 |
| 1970 | 1970-06-05 | 1970-06-05 |
| 1973 | 1973-07-03 | 1973-07-03 |
| 1988 | 1988-06-29 | 1988-06-29 |
| 2003 | 2003-07-16 | 2003-07-20 |
| 2006 | 2006-06-13 | 2006-06-13 |
| 2011 | 2011-06-10 | 2011-06-29 |
| 2014 | 2014-07-22 | 2014-07-25 |
| 2018 | 2018-07-18 | 2018-07-18 |
| 2019 | 2019-07-25 | 2019-07-27 |
| 2020 | 2020-06-22 | 2020-06-22 |
| 2021 | 2021-07-04 | 2021-07-28 |
| 2022 | 2022-06-26 | 2022-06-26 |
| 2025 | 2025-07-14 | 2025-07-25 |
Every Fixed Threshold
| Threshold | Years with a qualifying day | Most days in a year | Year | Latest year days |
|---|---|---|---|---|
| 30 C (86 F): Days | 15 | 7 | 2025 | 7 |
| 90 F (32.2 C): Days | 2 | 2 | 2019 | 2 |
| 0 C (32 F): Ice days (max | 44 | 138 | 2010 | 59 |
| 0 C (32 F): Frost days (min | 44 | 235 | 1976 | 118 |
| -10 C (14 F): Days with min | 44 | 132 | 1985 | 58 |
| -20 C (-4 F): Days with min | 44 | 87 | 2010 | 44 |
| -30 C (-22 F): Days with min | 42 | 45 | 1985 | 21 |
| -40 C (-40 F): Days with min | 5 | 3 | 2024 | 3 |
| 10 mm (0.39 in): Days with 10 mm or more rain | 54 | 19 | 2021 | 6 |
| 25 mm (0.98 in): Days with 25 mm or more rain | 39 | 5 | 2011 | 1 |
| 50 mm (1.97 in): Days with 50 mm or more rain | 2 | 1 | 1975 | 1 |
Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1968.
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 (2026-10-16).