St Come Threshold Days by Year (CA007017080)
18 fixed thresholds counted per year at St Come (CA007017080): hot days, frost, tropical nights and heavy rain, with the most days in a year.
Key Facts for St Come Thresholds
- St Come: days with 10 cm (3.9 in) or more of snowfall in 29 years, most in 1971 with 18.
- St Come: days with 10 mm (0.39 in) or more of precipitation in 28 years, most in 1971 with 45.
- St Come: days with 25 mm (0.98 in) or more of precipitation in 28 years, most in 1958 with 13.
- St Come: days with a maximum temperature at or above 30 C (86 F) in 26 years, most in 1955 with 29.
- 18 fixed thresholds have at least one qualifying day at St Come.
Days at or above 30 C (86 F)
26 years with a qualifying day| Year | Days | Decade average |
|---|---|---|
| 1951 | 9 | 10.9 |
| 1952 | 12 | 10.9 |
| 1953 | 16 | 10.9 |
| 1955 | 29 | 10.9 |
| 1956 | 4 | 10.9 |
| 1957 | 6 | 10.9 |
| 1958 | 1 | 10.9 |
| 1959 | 10 | 10.9 |
| 1960 | 5 | 3.8 |
| 1961 | 3 | 3.8 |
| 1964 | 5 | 3.8 |
| 1965 | 2 | 3.8 |
| 1966 | 4 | 3.8 |
| 1968 | 4 | 3.8 |
| 1970 | 13 | 7.9 |
| 1971 | 6 | 7.9 |
| 1972 | 2 | 7.9 |
| 1973 | 5 | 7.9 |
| 1975 | 17 | 7.9 |
| 1977 | 10 | 7.9 |
| 1978 | 4 | 7.9 |
| 1979 | 6 | 7.9 |
| 1980 | 3 | 5.5 |
| 1981 | 3 | 5.5 |
| 1982 | 4 | 5.5 |
| 1983 | 12 | 5.5 |
| Year | First date | Last date |
|---|---|---|
| 1951 | 1951-05-21 | 1951-09-14 |
| 1952 | 1952-06-15 | 1952-08-28 |
| 1953 | 1953-06-19 | 1953-09-01 |
| 1955 | 1955-06-06 | 1955-08-21 |
| 1956 | 1956-06-12 | 1956-06-15 |
| 1957 | 1957-06-16 | 1957-07-19 |
| 1958 | 1958-07-24 | 1958-07-24 |
| 1959 | 1959-06-29 | 1959-08-16 |
| 1960 | 1960-05-30 | 1960-09-07 |
| 1961 | 1961-07-22 | 1961-09-10 |
| 1964 | 1964-06-30 | 1964-07-28 |
| 1965 | 1965-06-28 | 1965-08-15 |
| 1966 | 1966-06-20 | 1966-07-03 |
| 1968 | 1968-07-15 | 1968-07-18 |
| 1970 | 1970-06-09 | 1970-08-15 |
| 1971 | 1971-05-19 | 1971-08-08 |
| 1972 | 1972-05-23 | 1972-07-12 |
| 1973 | 1973-07-08 | 1973-09-03 |
| 1975 | 1975-05-20 | 1975-08-03 |
| 1977 | 1977-05-17 | 1977-08-29 |
| 1978 | 1978-05-27 | 1978-08-15 |
| 1979 | 1979-05-09 | 1979-07-25 |
| 1980 | 1980-06-24 | 1980-07-14 |
| 1981 | 1981-07-06 | 1981-07-09 |
| 1982 | 1982-07-07 | 1982-07-22 |
| 1983 | 1983-06-12 | 1983-09-05 |
Every Fixed Threshold
| Threshold | Years with a qualifying day | Most days in a year | Year | Latest year days |
|---|---|---|---|---|
| 30 C (86 F): Days | 26 | 29 | 1955 | 12 |
| 35 C (95 F): Days | 3 | 4 | 1953 | 2 |
| 90 F (32.2 C): Days | 15 | 13 | 1955 | 2 |
| 100 F (37.8 C): Days | 1 | 1 | 1975 | 1 |
| 0 C (32 F): Ice days (max | 26 | 109 | 1978 | 94 |
| 0 C (32 F): Frost days (min | 23 | 217 | 1972 | 216 |
| -10 C (14 F): Days with min | 23 | 117 | 1971 | 98 |
| -20 C (-4 F): Days with min | 23 | 58 | 1972 | 44 |
| -30 C (-22 F): Days with min | 23 | 22 | 1982 | 12 |
| -40 C (-40 F): Days with min | 8 | 2 | 1971 | 1 |
| 20 C (68 F): Tropical nights (min | 8 | 6 | 1952 | 4 |
| 25 C (77 F): Days with min | 1 | 1 | 1952 | 1 |
| 10 mm (0.39 in): Days with 10 mm or more rain | 28 | 45 | 1971 | 42 |
| 25 mm (0.98 in): Days with 25 mm or more rain | 28 | 13 | 1958 | 13 |
| 50 mm (1.97 in): Days with 50 mm or more rain | 11 | 2 | 1959 | 1 |
| 10 cm (3.9 in): Days with 10 cm or more snowfall | 29 | 18 | 1971 | 11 |
| 25 cm (9.8 in): Days with 25 cm or more snowfall | 23 | 4 | 1977 | 3 |
| 50 cm (19.7 in): Days with 50 cm or more snowfall | 2 | 1 | 1971 | 1 |
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).