Tsuruga Threshold Days by Year (JA000047631)
12 fixed thresholds counted per year at Tsuruga (JA000047631): hot days, frost, tropical nights and heavy rain, with the most days in a year.
Key Facts for Tsuruga Thresholds
- Tsuruga: days with a maximum temperature at or above 30 C (86 F) in 64 years, most in 2025 with 79.
- Tsuruga: days with a maximum temperature at or above 90 F (32.2 C) in 64 years, most in 2025 with 56.
- Tsuruga: days with 10 mm (0.39 in) or more of precipitation in 54 years, most in 1956 with 105.
- Tsuruga: days with 25 mm (0.98 in) or more of precipitation in 54 years, most in 1966 with 42.
- 12 fixed thresholds have at least one qualifying day at Tsuruga.
Days at or above 30 C (86 F)
64 years with a qualifying day| Year | Days | Decade average |
|---|---|---|
| 1951 | 42 | 36.3 |
| 1952 | 37 | 36.3 |
| 1953 | 27 | 36.3 |
| 1954 | 37 | 36.3 |
| 1955 | 54 | 36.3 |
| 1956 | 41 | 36.3 |
| 1957 | 24 | 36.3 |
| 1958 | 29 | 36.3 |
| 1959 | 36 | 36.3 |
| 1960 | 35 | 45.4 |
| 1961 | 64 | 45.4 |
| 1962 | 37 | 45.4 |
| 1963 | 47 | 45.4 |
| 1964 | 51 | 45.4 |
| 1965 | 35 | 45.4 |
| 1966 | 51 | 45.4 |
| 1967 | 56 | 45.4 |
| 1968 | 33 | 45.4 |
| 1969 | 45 | 45.4 |
| 1970 | 53 | 45.5 |
| 1971 | 37 | 45.5 |
| 1972 | 45 | 45.5 |
| 1973 | 56 | 45.5 |
| 1974 | 39 | 45.5 |
| 1975 | 51 | 45.5 |
| 1976 | 30 | 45.5 |
| 1977 | 34 | 45.5 |
| 1978 | 67 | 45.5 |
| 1979 | 43 | 45.5 |
| 1980 | 16 | 36.9 |
| 1981 | 39 | 36.9 |
| 1982 | 27 | 36.9 |
| 1983 | 35 | 36.9 |
| 1984 | 50 | 36.9 |
| 1985 | 56 | 36.9 |
| 1986 | 35 | 36.9 |
| 1987 | 47 | 36.9 |
| 1988 | 26 | 36.9 |
| 1989 | 38 | 36.9 |
| 1992 | 44 | 40 |
| 1993 | 13 | 40 |
| 1994 | 62 | 40 |
| 1996 | 38 | 40 |
| 1998 | 43 | 40 |
| 2000 | 70 | 47.9 |
| 2002 | 54 | 47.9 |
| 2003 | 29 | 47.9 |
| 2006 | 49 | 47.9 |
| 2007 | 44 | 47.9 |
| 2008 | 54 | 47.9 |
| 2009 | 35 | 47.9 |
| 2010 | 63 | 56.1 |
| 2011 | 70 | 56.1 |
| 2012 | 67 | 56.1 |
| 2013 | 58 | 56.1 |
| 2014 | 38 | 56.1 |
| 2015 | 40 | 56.1 |
| 2016 | 60 | 56.1 |
| 2017 | 53 | 56.1 |
| 2018 | 62 | 56.1 |
| 2019 | 50 | 56.1 |
| 2022 | 59 | 63 |
| 2025 | 79 | 63 |
| 2026 | 51 | 63 |
| Year | First date | Last date |
|---|---|---|
| 1951 | 1951-05-24 | 1951-08-31 |
| 1952 | 1952-07-15 | 1952-09-12 |
| 1953 | 1953-06-17 | 1953-09-14 |
| 1954 | 1954-07-24 | 1954-09-15 |
| 1955 | 1955-06-24 | 1955-09-13 |
| 1956 | 1956-06-04 | 1956-09-09 |
| 1957 | 1957-07-13 | 1957-08-28 |
| 1958 | 1958-06-21 | 1958-09-11 |
| 1959 | 1959-07-05 | 1959-09-18 |
| 1960 | 1960-06-28 | 1960-09-24 |
| 1961 | 1961-05-27 | 1961-09-28 |
| 1962 | 1962-07-12 | 1962-10-03 |
| 1963 | 1963-06-18 | 1963-09-05 |
| 1964 | 1964-07-01 | 1964-09-18 |
| 1965 | 1965-06-29 | 1965-09-01 |
| 1966 | 1966-06-25 | 1966-09-25 |
| 1967 | 1967-06-01 | 1967-09-11 |
| 1968 | 1968-07-13 | 1968-08-23 |
| 1969 | 1969-05-10 | 1969-09-16 |
| 1970 | 1970-06-08 | 1970-09-17 |
| 1971 | 1971-07-03 | 1971-09-25 |
| 1972 | 1972-06-11 | 1972-09-08 |
| 1973 | 1973-06-30 | 1973-09-10 |
| 1974 | 1974-05-18 | 1974-09-07 |
| 1975 | 1975-06-17 | 1975-09-21 |
| 1976 | 1976-07-09 | 1976-09-07 |
| 1977 | 1977-07-02 | 1977-09-12 |
| 1978 | 1978-06-09 | 1978-09-19 |
| 1979 | 1979-06-10 | 1979-09-21 |
| 1980 | 1980-06-06 | 1980-09-11 |
| 1981 | 1981-06-16 | 1981-09-03 |
| 1982 | 1982-05-13 | 1982-08-29 |
| 1983 | 1983-07-04 | 1983-09-10 |
| 1984 | 1984-06-19 | 1984-09-03 |
| 1985 | 1985-07-05 | 1985-09-10 |
| 1986 | 1986-07-17 | 1986-09-21 |
| 1987 | 1987-05-21 | 1987-09-21 |
| 1988 | 1988-05-01 | 1988-08-28 |
| 1989 | 1989-06-04 | 1989-09-17 |
| 1992 | 1992-06-03 | 1992-09-09 |
| 1993 | 1993-07-25 | 1993-08-26 |
| 1994 | 1994-06-26 | 1994-09-29 |
| 1996 | 1996-06-16 | 1996-08-31 |
| 1998 | 1998-04-20 | 1998-09-20 |
| 2000 | 2000-05-30 | 2000-09-17 |
| 2002 | 2002-06-08 | 2002-09-11 |
| 2003 | 2003-08-01 | 2003-09-18 |
| 2006 | 2006-06-14 | 2006-09-18 |
| 2007 | 2007-06-12 | 2007-09-28 |
| 2008 | 2008-06-13 | 2008-09-11 |
| 2009 | 2009-06-19 | 2009-09-05 |
| 2010 | 2010-06-12 | 2010-09-21 |
| 2011 | 2011-06-21 | 2011-09-18 |
| 2012 | 2012-07-04 | 2012-09-19 |
| 2013 | 2013-06-12 | 2013-10-11 |
| 2014 | 2014-05-28 | 2014-08-23 |
| 2015 | 2015-06-01 | 2015-08-29 |
| 2016 | 2016-05-24 | 2016-09-27 |
| 2017 | 2017-05-30 | 2017-09-05 |
| 2018 | 2018-06-25 | 2018-09-05 |
| 2019 | 2019-05-25 | 2019-09-27 |
| 2022 | 2022-05-30 | 2022-09-18 |
| 2025 | 2025-05-20 | 2025-09-18 |
| 2026 | 2026-05-18 | 2026-09-13 |
Every Fixed Threshold
| Threshold | Years with a qualifying day | Most days in a year | Year | Latest year days |
|---|---|---|---|---|
| 30 C (86 F): Days | 64 | 79 | 2025 | 51 |
| 35 C (95 F): Days | 42 | 18 | 2010 | 9 |
| 90 F (32.2 C): Days | 64 | 56 | 2025 | 31 |
| 0 C (32 F): Ice days (max | 4 | 2 | 1977 | 1 |
| 0 C (32 F): Frost days (min | 41 | 57 | 1984 | 8 |
| 20 C (68 F): Tropical nights (min | 41 | 117 | 2025 | 109 |
| 25 C (77 F): Days with min | 41 | 65 | 2025 | 49 |
| 10 mm (0.39 in): Days with 10 mm or more rain | 54 | 105 | 1956 | 18 |
| 25 mm (0.98 in): Days with 25 mm or more rain | 54 | 42 | 1966 | 16 |
| 50 mm (1.97 in): Days with 50 mm or more rain | 53 | 15 | 2011 | 10 |
| 100 mm (3.94 in): Days with 100 mm or more rain | 24 | 3 | 1972 | 8 |
| 200 mm (7.87 in): Days with 200 mm or more rain | 2 | 1 | 1965 | 7 |
Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1951.
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 (2026-10-17).