Fords Ferry Dam 5O Threshold Days by Year (USC00152961)
17 fixed thresholds counted per year at Fords Ferry Dam 5O (USC00152961): hot days, frost, tropical nights and heavy rain, with the most days in a year.
Key Facts for Fords Ferry Dam 5O Thresholds
- Fords Ferry Dam 5O: days with 10 mm (0.39 in) or more of precipitation in 52 years, most in 1945 with 54.
- Fords Ferry Dam 5O: days with 25 mm (0.98 in) or more of precipitation in 52 years, most in 1945 with 21.
- Fords Ferry Dam 5O: days with 50 mm (1.97 in) or more of precipitation in 43 years, most in 1932 with 6.
- Fords Ferry Dam 5O: days with a maximum temperature at or above 30 C (86 F) in 32 years, most in 1953 with 117.
- 17 fixed thresholds have at least one qualifying day at Fords Ferry Dam 5O.
Days at or above 30 C (86 F)
32 years with a qualifying day| Year | Days | Decade average |
|---|---|---|
| 1949 | 81 | 81 |
| 1950 | 43 | 89.1 |
| 1951 | 84 | 89.1 |
| 1952 | 97 | 89.1 |
| 1953 | 117 | 89.1 |
| 1954 | 104 | 89.1 |
| 1955 | 95 | 89.1 |
| 1956 | 98 | 89.1 |
| 1957 | 77 | 89.1 |
| 1958 | 82 | 89.1 |
| 1959 | 94 | 89.1 |
| 1960 | 84 | 76.5 |
| 1961 | 73 | 76.5 |
| 1962 | 87 | 76.5 |
| 1963 | 88 | 76.5 |
| 1964 | 91 | 76.5 |
| 1965 | 83 | 76.5 |
| 1966 | 66 | 76.5 |
| 1967 | 48 | 76.5 |
| 1968 | 69 | 76.5 |
| 1969 | 76 | 76.5 |
| 1970 | 87 | 74.6 |
| 1971 | 72 | 74.6 |
| 1972 | 70 | 74.6 |
| 1973 | 81 | 74.6 |
| 1974 | 59 | 74.6 |
| 1975 | 78 | 74.6 |
| 1976 | 53 | 74.6 |
| 1977 | 104 | 74.6 |
| 1978 | 80 | 74.6 |
| 1979 | 62 | 74.6 |
| 1980 | 86 | 86 |
| Year | First date | Last date |
|---|---|---|
| 1949 | 1949-05-03 | 1949-10-09 |
| 1950 | 1950-05-17 | 1950-10-30 |
| 1951 | 1951-04-28 | 1951-10-05 |
| 1952 | 1952-05-02 | 1952-10-01 |
| 1953 | 1953-04-09 | 1953-10-22 |
| 1954 | 1954-04-24 | 1954-10-05 |
| 1955 | 1955-04-16 | 1955-10-06 |
| 1956 | 1956-04-27 | 1956-10-06 |
| 1957 | 1957-04-19 | 1957-09-18 |
| 1958 | 1958-05-03 | 1958-09-26 |
| 1959 | 1959-04-30 | 1959-10-04 |
| 1960 | 1960-04-22 | 1960-10-02 |
| 1961 | 1961-05-31 | 1961-10-12 |
| 1962 | 1962-04-26 | 1962-10-12 |
| 1963 | 1963-04-21 | 1963-10-23 |
| 1964 | 1964-05-17 | 1964-09-20 |
| 1965 | 1965-04-22 | 1965-09-20 |
| 1966 | 1966-05-08 | 1966-09-12 |
| 1967 | 1967-04-05 | 1967-10-15 |
| 1968 | 1968-05-02 | 1968-09-23 |
| 1969 | 1969-04-16 | 1969-10-03 |
| 1970 | 1970-04-30 | 1970-09-25 |
| 1971 | 1971-04-20 | 1971-10-03 |
| 1972 | 1972-05-21 | 1972-09-20 |
| 1973 | 1973-06-03 | 1973-10-03 |
| 1974 | 1974-05-18 | 1974-09-12 |
| 1975 | 1975-05-19 | 1975-10-13 |
| 1976 | 1976-04-23 | 1976-09-19 |
| 1977 | 1977-04-11 | 1977-09-30 |
| 1978 | 1978-05-23 | 1978-09-20 |
| 1979 | 1979-05-08 | 1979-10-21 |
| 1980 | 1980-04-22 | 1980-09-22 |
Every Fixed Threshold
| Threshold | Years with a qualifying day | Most days in a year | Year | Latest year days |
|---|---|---|---|---|
| 30 C (86 F): Days | 32 | 117 | 1953 | 86 |
| 35 C (95 F): Days | 31 | 48 | 1954 | 26 |
| 40 C (104 F): Days | 3 | 2 | 1952 | 1 |
| 90 F (32.2 C): Days | 32 | 84 | 1953 | 66 |
| 100 F (37.8 C): Days | 11 | 12 | 1954 | 3 |
| 0 C (32 F): Ice days (max | 32 | 43 | 1978 | 16 |
| 0 C (32 F): Frost days (min | 31 | 103 | 1969 | 93 |
| -10 C (14 F): Days with min | 31 | 43 | 1963 | 10 |
| -20 C (-4 F): Days with min | 8 | 5 | 1963 | 3 |
| 20 C (68 F): Tropical nights (min | 31 | 70 | 1954 | 68 |
| 25 C (77 F): Days with min | 12 | 6 | 1952 | 1 |
| 10 mm (0.39 in): Days with 10 mm or more rain | 52 | 54 | 1945 | 29 |
| 25 mm (0.98 in): Days with 25 mm or more rain | 52 | 21 | 1945 | 9 |
| 50 mm (1.97 in): Days with 50 mm or more rain | 43 | 6 | 1932 | 1 |
| 100 mm (3.94 in): Days with 100 mm or more rain | 6 | 1 | 1935 | 1 |
| 10 cm (3.9 in): Days with 10 cm or more snowfall | 23 | 3 | 1939 | 2 |
| 25 cm (9.8 in): Days with 25 cm or more snowfall | 1 | 1 | 1978 | 1 |
Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1949.
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).