Norraker Threshold Days by Year (SWE00140320)
10 fixed thresholds counted per year at Norraker (SWE00140320): hot days, frost, tropical nights and heavy rain, with the most days in a year.
Key Facts for Norraker Thresholds
- Norraker: days with 10 mm (0.39 in) or more of precipitation in 19 years, most in 1989 with 21.
- Norraker: days with 25 mm (0.98 in) or more of precipitation in 11 years, most in 2010 with 3.
- Norraker: days with a maximum temperature at or below 0 C (32 F) in 10 years, most in 1980 with 139.
- Norraker: nights with a minimum temperature at or below 0 C (32 F) in 10 years, most in 1976 with 237.
- 10 fixed thresholds have at least one qualifying day at Norraker.
Nights at or below 0 C (32 F)
10 years with a qualifying day| Year | Days | Decade average |
|---|---|---|
| 1976 | 237 | 228.7 |
| 1977 | 221 | 228.7 |
| 1978 | 228 | 228.7 |
| 1980 | 229 | 209.8 |
| 1987 | 188 | 209.8 |
| 1988 | 220 | 209.8 |
| 1989 | 202 | 209.8 |
| 1990 | 199 | 206.7 |
| 1991 | 214 | 206.7 |
| 1992 | 207 | 206.7 |
| Year | First date | Last date |
|---|---|---|
| 1976 | 1976-01-01 | 1976-12-31 |
| 1977 | 1977-01-01 | 1977-12-31 |
| 1978 | 1978-01-01 | 1978-12-31 |
| 1980 | 1980-01-01 | 1980-12-31 |
| 1987 | 1987-01-26 | 1987-12-31 |
| 1988 | 1988-01-01 | 1988-12-31 |
| 1989 | 1989-01-01 | 1989-12-31 |
| 1990 | 1990-01-01 | 1990-12-31 |
| 1991 | 1991-01-01 | 1991-12-31 |
| 1992 | 1992-01-01 | 1992-12-31 |
Every Fixed Threshold
| Threshold | Years with a qualifying day | Most days in a year | Year | Latest year days |
|---|---|---|---|---|
| 30 C (86 F): Days | 1 | 1 | 1991 | 1 |
| 0 C (32 F): Ice days (max | 10 | 139 | 1980 | 92 |
| 0 C (32 F): Frost days (min | 10 | 237 | 1976 | 207 |
| -10 C (14 F): Days with min | 10 | 124 | 1980 | 75 |
| -20 C (-4 F): Days with min | 10 | 63 | 1980 | 10 |
| -30 C (-22 F): Days with min | 6 | 11 | 1980 | 2 |
| -40 C (-40 F): Days with min | 1 | 2 | 1978 | 2 |
| 10 mm (0.39 in): Days with 10 mm or more rain | 19 | 21 | 1989 | 17 |
| 25 mm (0.98 in): Days with 25 mm or more rain | 11 | 3 | 2010 | 3 |
| 50 mm (1.97 in): Days with 50 mm or more rain | 3 | 1 | 1987 | 1 |
Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1991.
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).