Greenwood A Threshold Days by Year
16 fixed thresholds counted per year at Greenwood A (CA008202000): hot days, frost, tropical nights and heavy rain, with the most days in a year.
Key Facts for Greenwood A Thresholds
- Greenwood A: days with a maximum temperature at or above 30 C (86 F) in 41 years, most in 1947 with 19.
- Greenwood A: days with a maximum temperature at or below 0 C (32 F) in 41 years, most in 1965 with 71.
- Greenwood A: nights with a minimum temperature at or below 0 C (32 F) in 41 years, most in 1978 with 192.
- Greenwood A: nights with a minimum temperature at or below -10 C (14 F) in 41 years, most in 1972 with 65.
- 16 fixed thresholds have at least one qualifying day at Greenwood A.
Days at or above 30 C (86 F)
41 years with a qualifying day| Year | Days | Decade average |
|---|---|---|
| 1943 | 5 | 11.4 |
| 1944 | 17 | 11.4 |
| 1945 | 11 | 11.4 |
| 1946 | 8 | 11.4 |
| 1947 | 19 | 11.4 |
| 1948 | 4 | 11.4 |
| 1949 | 16 | 11.4 |
| 1950 | 3 | 6.2 |
| 1951 | 8 | 6.2 |
| 1952 | 13 | 6.2 |
| 1953 | 4 | 6.2 |
| 1954 | 2 | 6.2 |
| 1955 | 14 | 6.2 |
| 1956 | 3 | 6.2 |
| 1957 | 3 | 6.2 |
| 1958 | 3 | 6.2 |
| 1959 | 9 | 6.2 |
| 1960 | 11 | 6.1 |
| 1961 | 6 | 6.1 |
| 1962 | 3 | 6.1 |
| 1963 | 9 | 6.1 |
| 1964 | 5 | 6.1 |
| 1965 | 8 | 6.1 |
| 1966 | 4 | 6.1 |
| 1967 | 1 | 6.1 |
| 1968 | 6 | 6.1 |
| 1969 | 8 | 6.1 |
| 1970 | 11 | 6.5 |
| 1971 | 4 | 6.5 |
| 1972 | 2 | 6.5 |
| 1973 | 5 | 6.5 |
| 1974 | 2 | 6.5 |
| 1975 | 11 | 6.5 |
| 1976 | 11 | 6.5 |
| 1977 | 9 | 6.5 |
| 1978 | 6 | 6.5 |
| 1979 | 4 | 6.5 |
| 1980 | 3 | 4.3 |
| 1981 | 1 | 4.3 |
| 1982 | 4 | 4.3 |
| 1983 | 9 | 4.3 |
| Year | First date | Last date |
|---|---|---|
| 1943 | 1943-06-25 | 1943-08-02 |
| 1944 | 1944-06-28 | 1944-08-17 |
| 1945 | 1945-06-15 | 1945-09-08 |
| 1946 | 1946-06-26 | 1946-08-10 |
| 1947 | 1947-06-29 | 1947-09-11 |
| 1948 | 1948-06-30 | 1948-09-06 |
| 1949 | 1949-06-13 | 1949-08-28 |
| 1950 | 1950-06-10 | 1950-08-10 |
| 1951 | 1951-07-08 | 1951-07-26 |
| 1952 | 1952-07-03 | 1952-08-28 |
| 1953 | 1953-06-20 | 1953-09-05 |
| 1954 | 1954-06-21 | 1954-06-22 |
| 1955 | 1955-06-19 | 1955-08-22 |
| 1956 | 1956-06-01 | 1956-06-15 |
| 1957 | 1957-06-16 | 1957-07-08 |
| 1958 | 1958-07-16 | 1958-08-08 |
| 1959 | 1959-07-10 | 1959-08-17 |
| 1960 | 1960-06-17 | 1960-09-08 |
| 1961 | 1961-07-24 | 1961-09-11 |
| 1962 | 1962-06-15 | 1962-06-17 |
| 1963 | 1963-06-25 | 1963-07-30 |
| 1964 | 1964-05-24 | 1964-08-31 |
| 1965 | 1965-06-10 | 1965-09-22 |
| 1966 | 1966-07-19 | 1966-08-19 |
| 1967 | 1967-06-25 | 1967-06-25 |
| 1968 | 1968-07-02 | 1968-08-26 |
| 1969 | 1969-06-13 | 1969-09-01 |
| 1970 | 1970-07-24 | 1970-08-16 |
| 1971 | 1971-06-19 | 1971-08-10 |
| 1972 | 1972-07-13 | 1972-07-16 |
| 1973 | 1973-06-09 | 1973-08-31 |
| 1974 | 1974-06-09 | 1974-08-12 |
| 1975 | 1975-06-23 | 1975-08-11 |
| 1976 | 1976-06-10 | 1976-08-22 |
| 1977 | 1977-05-23 | 1977-08-29 |
| 1978 | 1978-07-07 | 1978-08-18 |
| 1979 | 1979-06-16 | 1979-07-13 |
| 1980 | 1980-06-26 | 1980-08-24 |
| 1981 | 1981-08-01 | 1981-08-01 |
| 1982 | 1982-07-07 | 1982-07-19 |
| 1983 | 1983-06-22 | 1983-09-21 |
Every Fixed Threshold
| Threshold | Years with a qualifying day | Most days in a year | Year | Latest year days |
|---|---|---|---|---|
| 30 C (86 F): Days | 41 | 19 | 1947 | 9 |
| 35 C (95 F): Days | 3 | 5 | 1944 | 1 |
| 90 F (32.2 C): Days | 27 | 13 | 1944 | 2 |
| 0 C (32 F): Ice days (max | 41 | 71 | 1965 | 44 |
| 0 C (32 F): Frost days (min | 41 | 192 | 1978 | 147 |
| -10 C (14 F): Days with min | 41 | 65 | 1972 | 45 |
| -20 C (-4 F): Days with min | 39 | 11 | 1948 | 3 |
| -30 C (-22 F): Days with min | 2 | 1 | 1948 | 1 |
| 20 C (68 F): Tropical nights (min | 24 | 9 | 1973 | 3 |
| 10 mm (0.39 in): Days with 10 mm or more rain | 41 | 53 | 1979 | 39 |
| 25 mm (0.98 in): Days with 25 mm or more rain | 41 | 13 | 1979 | 6 |
| 50 mm (1.97 in): Days with 50 mm or more rain | 22 | 3 | 1956 | 1 |
| 100 mm (3.94 in): Days with 100 mm or more rain | 3 | 1 | 1950 | 1 |
| 10 cm (3.9 in): Days with 10 cm or more snowfall | 41 | 14 | 1954 | 6 |
| 25 cm (9.8 in): Days with 25 cm or more snowfall | 27 | 3 | 1952 | 1 |
| 50 cm (19.7 in): Days with 50 cm or more snowfall | 1 | 1 | 1975 | 1 |
Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1943.
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 2026-10-14 (14 October 2026). Threshold counts are computed by this site.
Data as of . Last revised (2025-12-31).