Louhi Threshold Days by Year (RSM00022318)
2 fixed thresholds counted per year at Louhi (RSM00022318): hot days, frost, tropical nights and heavy rain, with the most days in a year.
Key Facts for Louhi Thresholds
- Louhi: days with 10 mm (0.39 in) or more of precipitation in 25 years, most in 1981 with 19.
- Louhi: days with 25 mm (0.98 in) or more of precipitation in 15 years, most in 1971 with 2.
- 2 fixed thresholds have at least one qualifying day at Louhi.
Days with 10 mm (0.39 in) or more of precipitation
25 years with a qualifying day| Year | Days | Decade average |
|---|---|---|
| 1966 | 12 | 11 |
| 1967 | 11 | 11 |
| 1968 | 13 | 11 |
| 1969 | 8 | 11 |
| 1970 | 14 | 8.7 |
| 1971 | 10 | 8.7 |
| 1972 | 11 | 8.7 |
| 1973 | 7 | 8.7 |
| 1975 | 3 | 8.7 |
| 1979 | 7 | 8.7 |
| 1980 | 4 | 8.6 |
| 1981 | 19 | 8.6 |
| 1982 | 10 | 8.6 |
| 1983 | 9 | 8.6 |
| 1984 | 9 | 8.6 |
| 1985 | 8 | 8.6 |
| 1986 | 10 | 8.6 |
| 1987 | 9 | 8.6 |
| 1988 | 3 | 8.6 |
| 1989 | 5 | 8.6 |
| 1990 | 5 | 8.8 |
| 1991 | 11 | 8.8 |
| 1992 | 9 | 8.8 |
| 1993 | 9 | 8.8 |
| 1994 | 10 | 8.8 |
| Year | First date | Last date |
|---|---|---|
| 1966 | 1966-05-05 | 1966-10-23 |
| 1967 | 1967-07-02 | 1967-10-30 |
| 1968 | 1968-03-23 | 1968-10-30 |
| 1969 | 1969-07-15 | 1969-11-13 |
| 1970 | 1970-05-23 | 1970-12-20 |
| 1971 | 1971-04-19 | 1971-11-03 |
| 1972 | 1972-04-14 | 1972-09-18 |
| 1973 | 1973-01-25 | 1973-09-20 |
| 1975 | 1975-07-28 | 1975-09-19 |
| 1979 | 1979-05-08 | 1979-08-27 |
| 1980 | 1980-08-10 | 1980-10-19 |
| 1981 | 1981-05-26 | 1981-12-04 |
| 1982 | 1982-05-25 | 1982-11-29 |
| 1983 | 1983-01-14 | 1983-10-06 |
| 1984 | 1984-05-09 | 1984-10-12 |
| 1985 | 1985-04-04 | 1985-10-04 |
| 1986 | 1986-05-26 | 1986-11-21 |
| 1987 | 1987-02-04 | 1987-08-30 |
| 1988 | 1988-08-09 | 1988-10-28 |
| 1989 | 1989-06-12 | 1989-12-03 |
| 1990 | 1990-03-20 | 1990-11-29 |
| 1991 | 1991-05-08 | 1991-11-16 |
| 1992 | 1992-03-31 | 1992-11-17 |
| 1993 | 1993-04-18 | 1993-09-04 |
| 1994 | 1994-04-15 | 1994-11-24 |
Every Fixed Threshold
| Threshold | Years with a qualifying day | Most days in a year | Year | Latest year days |
|---|---|---|---|---|
| 10 mm (0.39 in): Days with 10 mm or more rain | 25 | 19 | 1981 | 10 |
| 25 mm (0.98 in): Days with 25 mm or more rain | 15 | 2 | 1971 | 1 |
Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1966.
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).