Vannas Threshold Days by Year (SWE00140208)
10 fixed thresholds counted per year at Vannas (SWE00140208): hot days, frost, tropical nights and heavy rain, with the most days in a year.
Key Facts for Vannas Thresholds
- Vannas: days with 10 mm (0.39 in) or more of precipitation in 54 years, most in 2000 with 31.
- Vannas: days with 25 mm (0.98 in) or more of precipitation in 48 years, most in 2000 with 8.
- Vannas: days with a maximum temperature at or below 0 C (32 F) in 23 years, most in 1956 with 129.
- Vannas: nights with a minimum temperature at or below 0 C (32 F) in 23 years, most in 1952 with 240.
- 10 fixed thresholds have at least one qualifying day at Vannas.
Days at or above 30 C (86 F)
3 years with a qualifying day| Year | Days | Decade average |
|---|---|---|
| 1958 | 1 | 1 |
| 1968 | 1 | 1 |
| 1969 | 1 | 1 |
| Year | First date | Last date |
|---|---|---|
| 1958 | 1958-07-02 | 1958-07-02 |
| 1968 | 1968-07-03 | 1968-07-03 |
| 1969 | 1969-08-10 | 1969-08-10 |
Every Fixed Threshold
| Threshold | Years with a qualifying day | Most days in a year | Year | Latest year days |
|---|---|---|---|---|
| 30 C (86 F): Days | 3 | 1 | 1958 | 1 |
| 0 C (32 F): Ice days (max | 23 | 129 | 1956 | 52 |
| 0 C (32 F): Frost days (min | 23 | 240 | 1952 | 210 |
| -10 C (14 F): Days with min | 23 | 134 | 1956 | 72 |
| -20 C (-4 F): Days with min | 23 | 60 | 1963 | 18 |
| -30 C (-22 F): Days with min | 22 | 26 | 1966 | 4 |
| -40 C (-40 F): Days with min | 2 | 5 | 1966 | 5 |
| 10 mm (0.39 in): Days with 10 mm or more rain | 54 | 31 | 2000 | 22 |
| 25 mm (0.98 in): Days with 25 mm or more rain | 48 | 8 | 2000 | 2 |
| 50 mm (1.97 in): Days with 50 mm or more rain | 5 | 1 | 1967 | 1 |
Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1958.
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).