Prospect 2 SW Threshold Days by Year (USC00356907)
18 fixed thresholds counted per year at Prospect 2 SW (USC00356907): hot days, frost, tropical nights and heavy rain, with the most days in a year.
Key Facts for Prospect 2 SW Thresholds
- Prospect 2 SW: days with 10 mm (0.39 in) or more of precipitation in 100 years, most in 1996 with 55.
- Prospect 2 SW: days with 25 mm (0.98 in) or more of precipitation in 100 years, most in 1996 with 23.
- Prospect 2 SW: nights with a minimum temperature at or below 0 C (32 F) in 97 years, most in 1911 with 212.
- Prospect 2 SW: days with a maximum temperature at or above 30 C (86 F) in 87 years, most in 1967 with 93.
- 18 fixed thresholds have at least one qualifying day at Prospect 2 SW.
Days at or above 30 C (86 F)
87 years with a qualifying day| Year | Days | Decade average |
|---|---|---|
| 1908 | 58 | 54.5 |
| 1909 | 51 | 54.5 |
| 1910 | 53 | 50.4 |
| 1911 | 42 | 50.4 |
| 1912 | 41 | 50.4 |
| 1913 | 41 | 50.4 |
| 1914 | 69 | 50.4 |
| 1915 | 46 | 50.4 |
| 1916 | 38 | 50.4 |
| 1917 | 72 | 50.4 |
| 1919 | 52 | 50.4 |
| 1920 | 42 | 46.7 |
| 1921 | 26 | 46.7 |
| 1922 | 55 | 46.7 |
| 1924 | 74 | 46.7 |
| 1925 | 41 | 46.7 |
| 1926 | 51 | 46.7 |
| 1927 | 42 | 46.7 |
| 1928 | 39 | 46.7 |
| 1929 | 50 | 46.7 |
| 1930 | 44 | 56.1 |
| 1931 | 62 | 56.1 |
| 1932 | 51 | 56.1 |
| 1933 | 53 | 56.1 |
| 1934 | 61 | 56.1 |
| 1935 | 54 | 56.1 |
| 1936 | 62 | 56.1 |
| 1937 | 51 | 56.1 |
| 1938 | 63 | 56.1 |
| 1939 | 60 | 56.1 |
| 1940 | 57 | 44.2 |
| 1941 | 31 | 44.2 |
| 1942 | 56 | 44.2 |
| 1943 | 48 | 44.2 |
| 1944 | 47 | 44.2 |
| 1945 | 54 | 44.2 |
| 1947 | 32 | 44.2 |
| 1948 | 32 | 44.2 |
| 1949 | 41 | 44.2 |
| 1950 | 71 | 59.8 |
| 1951 | 86 | 59.8 |
| 1952 | 73 | 59.8 |
| 1953 | 48 | 59.8 |
| 1954 | 40 | 59.8 |
| 1955 | 50 | 59.8 |
| 1956 | 50 | 59.8 |
| 1957 | 43 | 59.8 |
| 1958 | 76 | 59.8 |
| 1959 | 61 | 59.8 |
| 1960 | 67 | 60.6 |
| 1961 | 75 | 60.6 |
| 1962 | 46 | 60.6 |
| 1963 | 51 | 60.6 |
| 1964 | 52 | 60.6 |
| 1965 | 48 | 60.6 |
| 1966 | 55 | 60.6 |
| 1967 | 93 | 60.6 |
| 1968 | 57 | 60.6 |
| 1969 | 62 | 60.6 |
| 1970 | 84 | 68.4 |
| 1971 | 63 | 68.4 |
| 1972 | 64 | 68.4 |
| 1973 | 76 | 68.4 |
| 1974 | 81 | 68.4 |
| 1975 | 70 | 68.4 |
| 1976 | 45 | 68.4 |
| 1977 | 65 | 68.4 |
| 1979 | 68 | 68.4 |
| 1980 | 57 | 55.3 |
| 1981 | 67 | 55.3 |
| 1982 | 48 | 55.3 |
| 1983 | 38 | 55.3 |
| 1984 | 46 | 55.3 |
| 1985 | 61 | 55.3 |
| 1986 | 56 | 55.3 |
| 1987 | 70 | 55.3 |
| 1988 | 79 | 55.3 |
| 1989 | 31 | 55.3 |
| 1990 | 50 | 57.1 |
| 1991 | 66 | 57.1 |
| 1992 | 74 | 57.1 |
| 1993 | 34 | 57.1 |
| 1994 | 66 | 57.1 |
| 1995 | 48 | 57.1 |
| 1996 | 62 | 57.1 |
| 2010 | 56 | 56 |
| 2026 | 47 | 47 |
| Year | First date | Last date |
|---|---|---|
| 1908 | 1908-06-13 | 1908-10-08 |
| 1909 | 1909-04-25 | 1909-10-10 |
| 1910 | 1910-04-17 | 1910-08-25 |
| 1911 | 1911-03-30 | 1911-08-31 |
| 1912 | 1912-05-07 | 1912-09-26 |
| 1913 | 1913-05-31 | 1913-10-01 |
| 1914 | 1914-03-19 | 1914-09-25 |
| 1915 | 1915-06-06 | 1915-09-20 |
| 1916 | 1916-06-12 | 1916-10-16 |
| 1917 | 1917-06-08 | 1917-10-10 |
| 1919 | 1919-05-20 | 1919-09-25 |
| 1920 | 1920-06-20 | 1920-09-03 |
| 1921 | 1921-06-22 | 1921-10-08 |
| 1922 | 1922-05-16 | 1922-09-19 |
| 1924 | 1924-05-09 | 1924-09-16 |
| 1925 | 1925-06-18 | 1925-09-03 |
| 1926 | 1926-04-25 | 1926-09-04 |
| 1927 | 1927-05-13 | 1927-09-18 |
| 1928 | 1928-05-20 | 1928-09-22 |
| 1929 | 1929-05-21 | 1929-09-16 |
| 1930 | 1930-06-09 | 1930-09-20 |
| 1931 | 1931-05-10 | 1931-10-01 |
| 1932 | 1932-06-09 | 1932-10-05 |
| 1933 | 1933-06-11 | 1933-10-06 |
| 1934 | 1934-04-18 | 1934-10-10 |
| 1935 | 1935-05-21 | 1935-10-01 |
| 1936 | 1936-05-09 | 1936-10-10 |
| 1937 | 1937-06-01 | 1937-09-17 |
| 1938 | 1938-05-13 | 1938-09-22 |
| 1939 | 1939-04-20 | 1939-09-26 |
| 1940 | 1940-05-09 | 1940-08-31 |
| 1941 | 1941-05-21 | 1941-08-21 |
| 1942 | 1942-05-20 | 1942-10-05 |
| 1943 | 1943-05-24 | 1943-10-01 |
| 1944 | 1944-05-26 | 1944-09-27 |
| 1945 | 1945-04-24 | 1945-10-08 |
| 1947 | 1947-04-13 | 1947-09-24 |
| 1948 | 1948-06-08 | 1948-09-14 |
| 1949 | 1949-05-11 | 1949-09-26 |
| 1950 | 1950-05-25 | 1950-09-21 |
| 1951 | 1951-04-12 | 1951-10-09 |
| 1952 | 1952-05-26 | 1952-10-07 |
| 1953 | 1953-07-02 | 1953-09-21 |
| 1954 | 1954-05-16 | 1954-09-27 |
| 1955 | 1955-06-06 | 1955-10-16 |
| 1956 | 1956-05-16 | 1956-10-07 |
| 1957 | 1957-06-04 | 1957-09-25 |
| 1958 | 1958-05-15 | 1958-10-05 |
| 1959 | 1959-05-12 | 1959-09-13 |
| 1960 | 1960-06-01 | 1960-10-05 |
| 1961 | 1961-06-13 | 1961-10-14 |
| 1962 | 1962-06-22 | 1962-09-25 |
| 1963 | 1963-05-17 | 1963-10-02 |
| 1964 | 1964-06-22 | 1964-10-12 |
| 1965 | 1965-06-10 | 1965-10-08 |
| 1966 | 1966-05-03 | 1966-10-01 |
| 1967 | 1967-05-16 | 1967-09-29 |
| 1968 | 1968-06-15 | 1968-09-26 |
| 1969 | 1969-05-06 | 1969-09-12 |
| 1970 | 1970-05-15 | 1970-10-04 |
| 1971 | 1971-05-11 | 1971-10-09 |
| 1972 | 1972-05-12 | 1972-09-16 |
| 1973 | 1973-05-12 | 1973-09-29 |
| 1974 | 1974-06-01 | 1974-10-19 |
| 1975 | 1975-05-13 | 1975-10-02 |
| 1976 | 1976-05-12 | 1976-10-01 |
| 1977 | 1977-06-05 | 1977-09-14 |
| 1979 | 1979-05-21 | 1979-10-10 |
| 1980 | 1980-06-28 | 1980-10-08 |
| 1981 | 1981-04-29 | 1981-09-18 |
| 1982 | 1982-05-13 | 1982-09-09 |
| 1983 | 1983-05-22 | 1983-09-21 |
| 1984 | 1984-05-28 | 1984-09-17 |
| 1985 | 1985-06-12 | 1985-10-05 |
| 1986 | 1986-05-30 | 1986-09-08 |
| 1987 | 1987-04-26 | 1987-10-18 |
| 1988 | 1988-05-11 | 1988-10-10 |
| 1989 | 1989-06-02 | 1989-09-23 |
| 1990 | 1990-05-04 | 1990-09-30 |
| 1991 | 1991-06-09 | 1991-10-15 |
| 1992 | 1992-05-03 | 1992-10-12 |
| 1993 | 1993-06-18 | 1993-10-03 |
| 1994 | 1994-05-24 | 1994-09-27 |
| 1995 | 1995-05-29 | 1995-09-23 |
| 1996 | 1996-06-02 | 1996-10-10 |
| 2010 | 2010-06-28 | 2010-10-02 |
| 2026 | 2026-06-14 | 2026-10-11 |
Every Fixed Threshold
| Threshold | Years with a qualifying day | Most days in a year | Year | Latest year days |
|---|---|---|---|---|
| 30 C (86 F): Days | 87 | 93 | 1967 | 47 |
| 35 C (95 F): Days | 86 | 30 | 1967 | 7 |
| 40 C (104 F): Days | 13 | 4 | 1981 | 2 |
| 90 F (32.2 C): Days | 87 | 66 | 1967 | 26 |
| 100 F (37.8 C): Days | 59 | 12 | 1981 | 3 |
| 110 F (43.3 C): Days | 1 | 1 | 1981 | 1 |
| 0 C (32 F): Ice days (max | 49 | 12 | 1937 | 1 |
| 0 C (32 F): Frost days (min | 97 | 212 | 1911 | 68 |
| -10 C (14 F): Days with min | 79 | 21 | 1949 | 3 |
| -20 C (-4 F): Days with min | 7 | 4 | 1937 | 3 |
| 20 C (68 F): Tropical nights (min | 1 | 1 | 1996 | 1 |
| 10 mm (0.39 in): Days with 10 mm or more rain | 100 | 55 | 1996 | 14 |
| 25 mm (0.98 in): Days with 25 mm or more rain | 100 | 23 | 1996 | 1 |
| 50 mm (1.97 in): Days with 50 mm or more rain | 58 | 5 | 1953 | 1 |
| 100 mm (3.94 in): Days with 100 mm or more rain | 3 | 1 | 1908 | 1 |
| 10 cm (3.9 in): Days with 10 cm or more snowfall | 75 | 17 | 1975 | 4 |
| 25 cm (9.8 in): Days with 25 cm or more snowfall | 25 | 3 | 1937 | 1 |
| 50 cm (19.7 in): Days with 50 cm or more snowfall | 1 | 1 | 1966 | 1 |
Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1908.
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).