Ulvhall Threshold Days by Year (SWE00138904)
11 fixed thresholds counted per year at Ulvhall (SWE00138904): hot days, frost, tropical nights and heavy rain, with the most days in a year.
Key Facts for Ulvhall Thresholds
- Ulvhall: nights with a minimum temperature at or below 0 C (32 F) in 35 years, most in 1947 with 179.
- Ulvhall: nights with a minimum temperature at or below -10 C (14 F) in 35 years, most in 1947 with 72.
- Ulvhall: days with a maximum temperature at or below 0 C (32 F) in 34 years, most in 1947 with 88.
- Ulvhall: days with 10 mm (0.39 in) or more of precipitation in 33 years, most in 1967 with 20.
- 11 fixed thresholds have at least one qualifying day at Ulvhall.
Days at or above 30 C (86 F)
15 years with a qualifying day| Year | Days | Decade average |
|---|---|---|
| 1945 | 7 | 7.5 |
| 1947 | 8 | 7.5 |
| 1950 | 2 | 4 |
| 1953 | 3 | 4 |
| 1955 | 5 | 4 |
| 1959 | 6 | 4 |
| 1968 | 1 | 1.5 |
| 1969 | 2 | 1.5 |
| 1970 | 2 | 2.6 |
| 1972 | 1 | 2.6 |
| 1973 | 3 | 2.6 |
| 1975 | 8 | 2.6 |
| 1977 | 1 | 2.6 |
| 1978 | 2 | 2.6 |
| 1979 | 1 | 2.6 |
| Year | First date | Last date |
|---|---|---|
| 1945 | 1945-07-15 | 1945-08-05 |
| 1947 | 1947-06-28 | 1947-08-14 |
| 1950 | 1950-06-05 | 1950-06-07 |
| 1953 | 1953-06-26 | 1953-06-30 |
| 1955 | 1955-07-13 | 1955-07-31 |
| 1959 | 1959-07-09 | 1959-08-23 |
| 1968 | 1968-06-15 | 1968-06-15 |
| 1969 | 1969-07-30 | 1969-07-31 |
| 1970 | 1970-06-19 | 1970-06-20 |
| 1972 | 1972-07-20 | 1972-07-20 |
| 1973 | 1973-07-04 | 1973-07-07 |
| 1975 | 1975-08-04 | 1975-08-11 |
| 1977 | 1977-06-14 | 1977-06-14 |
| 1978 | 1978-06-06 | 1978-08-01 |
| 1979 | 1979-06-07 | 1979-06-07 |
Every Fixed Threshold
| Threshold | Years with a qualifying day | Most days in a year | Year | Latest year days |
|---|---|---|---|---|
| 30 C (86 F): Days | 15 | 8 | 1947 | 1 |
| 35 C (95 F): Days | 3 | 1 | 1945 | 1 |
| 90 F (32.2 C): Days | 3 | 4 | 1945 | 3 |
| 0 C (32 F): Ice days (max | 34 | 88 | 1947 | 65 |
| 0 C (32 F): Frost days (min | 35 | 179 | 1947 | 161 |
| -10 C (14 F): Days with min | 35 | 72 | 1947 | 44 |
| -20 C (-4 F): Days with min | 31 | 20 | 1963 | 10 |
| -30 C (-22 F): Days with min | 5 | 4 | 1966 | 2 |
| 10 mm (0.39 in): Days with 10 mm or more rain | 33 | 20 | 1967 | 15 |
| 25 mm (0.98 in): Days with 25 mm or more rain | 18 | 3 | 1960 | 3 |
| 50 mm (1.97 in): Days with 50 mm or more rain | 1 | 1 | 1960 | 1 |
Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1945.
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).