Hattula Lepaa-1 Threshold Days by Year (FIE00142761)
10 fixed thresholds counted per year at Hattula Lepaa-1 (FIE00142761): hot days, frost, tropical nights and heavy rain, with the most days in a year.
Key Facts for Hattula Lepaa-1 Thresholds
- Hattula Lepaa-1: nights with a minimum temperature at or below 0 C (32 F) in 49 years, most in 1976 with 200.
- Hattula Lepaa-1: nights with a minimum temperature at or below -10 C (14 F) in 49 years, most in 1969 with 94.
- Hattula Lepaa-1: days with 10 mm (0.39 in) or more of precipitation in 49 years, most in 1962 with 19.
- Hattula Lepaa-1: days with a maximum temperature at or below 0 C (32 F) in 48 years, most in 1963 with 109.
- 10 fixed thresholds have at least one qualifying day at Hattula Lepaa-1.
Days at or above 30 C (86 F)
10 years with a qualifying day| Year | Days | Decade average |
|---|---|---|
| 1964 | 1 | 1 |
| 1972 | 1 | 2.5 |
| 1977 | 4 | 2.5 |
| 1988 | 1 | 1 |
| 1992 | 1 | 2.5 |
| 1994 | 6 | 2.5 |
| 1997 | 1 | 2.5 |
| 1999 | 2 | 2.5 |
| 2003 | 9 | 5.5 |
| 2006 | 2 | 5.5 |
| Year | First date | Last date |
|---|---|---|
| 1964 | 1964-06-15 | 1964-06-15 |
| 1972 | 1972-06-28 | 1972-06-28 |
| 1977 | 1977-06-12 | 1977-06-15 |
| 1988 | 1988-06-28 | 1988-06-28 |
| 1992 | 1992-08-11 | 1992-08-11 |
| 1994 | 1994-07-14 | 1994-07-30 |
| 1997 | 1997-06-09 | 1997-06-09 |
| 1999 | 1999-06-26 | 1999-07-14 |
| 2003 | 2003-07-14 | 2003-08-01 |
| 2006 | 2006-07-07 | 2006-07-08 |
Every Fixed Threshold
| Threshold | Years with a qualifying day | Most days in a year | Year | Latest year days |
|---|---|---|---|---|
| 30 C (86 F): Days | 10 | 9 | 2003 | 2 |
| 0 C (32 F): Ice days (max | 48 | 109 | 1963 | 54 |
| 0 C (32 F): Frost days (min | 49 | 200 | 1976 | 142 |
| -10 C (14 F): Days with min | 49 | 94 | 1969 | 31 |
| -20 C (-4 F): Days with min | 48 | 45 | 1985 | 14 |
| -30 C (-22 F): Days with min | 26 | 14 | 1987 | 3 |
| -40 C (-40 F): Days with min | 1 | 1 | 1966 | 1 |
| 10 mm (0.39 in): Days with 10 mm or more rain | 49 | 19 | 1962 | 10 |
| 25 mm (0.98 in): Days with 25 mm or more rain | 36 | 3 | 1988 | 1 |
| 50 mm (1.97 in): Days with 50 mm or more rain | 2 | 1 | 1992 | 1 |
Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1964.
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).