Sasebo Reg Met HQ Threshold Days by Year (JA000047812)
13 fixed thresholds counted per year at Sasebo Reg Met HQ (JA000047812): hot days, frost, tropical nights and heavy rain, with the most days in a year.
Key Facts for Sasebo Reg Met HQ Thresholds
- Sasebo Reg Met HQ: days with a maximum temperature at or above 30 C (86 F) in 40 years, most in 2025 with 80.
- Sasebo Reg Met HQ: days with a maximum temperature at or above 90 F (32.2 C) in 40 years, most in 2025 with 50.
- Sasebo Reg Met HQ: nights with a minimum temperature at or below 0 C (32 F) in 40 years, most in 1977 with 36.
- Sasebo Reg Met HQ: nights with a minimum temperature at or above 20 C (68 F) in 40 years, most in 2025 with 132.
- 13 fixed thresholds have at least one qualifying day at Sasebo Reg Met HQ.
Days at or above 30 C (86 F)
40 years with a qualifying day| Year | Days | Decade average |
|---|---|---|
| 1952 | 52 | 50.5 |
| 1953 | 57 | 50.5 |
| 1954 | 47 | 50.5 |
| 1955 | 52 | 50.5 |
| 1956 | 47 | 50.5 |
| 1957 | 29 | 50.5 |
| 1958 | 59 | 50.5 |
| 1959 | 61 | 50.5 |
| 1960 | 65 | 56.2 |
| 1961 | 79 | 56.2 |
| 1962 | 48 | 56.2 |
| 1963 | 50 | 56.2 |
| 1964 | 67 | 56.2 |
| 1965 | 42 | 56.2 |
| 1966 | 59 | 56.2 |
| 1967 | 68 | 56.2 |
| 1968 | 36 | 56.2 |
| 1969 | 48 | 56.2 |
| 1970 | 48 | 49.1 |
| 1971 | 50 | 49.1 |
| 1972 | 39 | 49.1 |
| 1973 | 56 | 49.1 |
| 1974 | 35 | 49.1 |
| 1975 | 63 | 49.1 |
| 1976 | 32 | 49.1 |
| 1977 | 53 | 49.1 |
| 1978 | 70 | 49.1 |
| 1979 | 45 | 49.1 |
| 1980 | 19 | 45.5 |
| 1981 | 49 | 45.5 |
| 1982 | 35 | 45.5 |
| 1983 | 40 | 45.5 |
| 1984 | 62 | 45.5 |
| 1985 | 58 | 45.5 |
| 1986 | 50 | 45.5 |
| 1987 | 37 | 45.5 |
| 1988 | 52 | 45.5 |
| 1989 | 53 | 45.5 |
| 2025 | 80 | 71 |
| 2026 | 62 | 71 |
| Year | First date | Last date |
|---|---|---|
| 1952 | 1952-07-11 | 1952-09-25 |
| 1953 | 1953-07-05 | 1953-09-16 |
| 1954 | 1954-06-16 | 1954-09-23 |
| 1955 | 1955-06-13 | 1955-09-22 |
| 1956 | 1956-07-12 | 1956-09-24 |
| 1957 | 1957-07-13 | 1957-09-05 |
| 1958 | 1958-06-20 | 1958-09-16 |
| 1959 | 1959-06-17 | 1959-09-24 |
| 1960 | 1960-06-07 | 1960-09-26 |
| 1961 | 1961-06-20 | 1961-10-05 |
| 1962 | 1962-05-31 | 1962-10-02 |
| 1963 | 1963-07-13 | 1963-09-15 |
| 1964 | 1964-05-09 | 1964-09-19 |
| 1965 | 1965-06-07 | 1965-09-23 |
| 1966 | 1966-06-27 | 1966-09-12 |
| 1967 | 1967-06-05 | 1967-09-29 |
| 1968 | 1968-06-05 | 1968-09-19 |
| 1969 | 1969-07-15 | 1969-09-25 |
| 1970 | 1970-07-03 | 1970-09-14 |
| 1971 | 1971-06-27 | 1971-09-24 |
| 1972 | 1972-07-07 | 1972-09-07 |
| 1973 | 1973-06-15 | 1973-08-31 |
| 1974 | 1974-07-03 | 1974-09-07 |
| 1975 | 1975-06-14 | 1975-09-24 |
| 1976 | 1976-06-29 | 1976-09-01 |
| 1977 | 1977-07-04 | 1977-09-18 |
| 1978 | 1978-06-09 | 1978-09-17 |
| 1979 | 1979-05-30 | 1979-09-24 |
| 1980 | 1980-06-06 | 1980-09-10 |
| 1981 | 1981-06-07 | 1981-09-22 |
| 1982 | 1982-06-09 | 1982-09-14 |
| 1983 | 1983-05-31 | 1983-09-11 |
| 1984 | 1984-06-01 | 1984-09-03 |
| 1985 | 1985-06-30 | 1985-09-19 |
| 1986 | 1986-06-10 | 1986-09-07 |
| 1987 | 1987-07-10 | 1987-10-14 |
| 1988 | 1988-06-13 | 1988-09-19 |
| 1989 | 1989-07-14 | 1989-09-17 |
| 2025 | 2025-06-20 | 2025-10-12 |
| 2026 | 2026-05-20 | 2026-09-24 |
Every Fixed Threshold
| Threshold | Years with a qualifying day | Most days in a year | Year | Latest year days |
|---|---|---|---|---|
| 30 C (86 F): Days | 40 | 80 | 2025 | 62 |
| 35 C (95 F): Days | 25 | 10 | 2025 | 13 |
| 90 F (32.2 C): Days | 40 | 50 | 2025 | 40 |
| 100 F (37.8 C): Days | 1 | 0 | n/a | 2 |
| 0 C (32 F): Ice days (max | 2 | 1 | 1977 | 1 |
| 0 C (32 F): Frost days (min | 40 | 36 | 1977 | 4 |
| 20 C (68 F): Tropical nights (min | 40 | 132 | 2025 | 130 |
| 25 C (77 F): Days with min | 40 | 75 | 2025 | 61 |
| 10 mm (0.39 in): Days with 10 mm or more rain | 40 | 66 | 1972 | 42 |
| 25 mm (0.98 in): Days with 25 mm or more rain | 40 | 34 | 1972 | 30 |
| 50 mm (1.97 in): Days with 50 mm or more rain | 40 | 17 | 1953 | 26 |
| 100 mm (3.94 in): Days with 100 mm or more rain | 31 | 5 | 1957 | 17 |
| 200 mm (7.87 in): Days with 200 mm or more rain | 11 | 1 | 1953 | 10 |
Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1952.
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).