Shepherd Bay A Threshold Days by Year (CA002303685)
8 fixed thresholds counted per year at Shepherd Bay A (CA002303685): hot days, frost, tropical nights and heavy rain, with the most days in a year.
Key Facts for Shepherd Bay A Thresholds
- Shepherd Bay A: nights with a minimum temperature at or below 0 C (32 F) in 25 years, most in 1979 with 321.
- Shepherd Bay A: nights with a minimum temperature at or below -10 C (14 F) in 25 years, most in 1974 with 253.
- Shepherd Bay A: nights with a minimum temperature at or below -20 C (-4 F) in 25 years, most in 1978 with 210.
- Shepherd Bay A: nights with a minimum temperature at or below -30 C (-22 F) in 25 years, most in 1974 with 156.
- 8 fixed thresholds have at least one qualifying day at Shepherd Bay A.
Nights at or below 0 C (32 F)
25 years with a qualifying day| Year | Days | Decade average |
|---|---|---|
| 1958 | 291 | 291 |
| 1960 | 284 | 295.8 |
| 1961 | 284 | 295.8 |
| 1962 | 292 | 295.8 |
| 1963 | 315 | 295.8 |
| 1964 | 317 | 295.8 |
| 1965 | 313 | 295.8 |
| 1966 | 283 | 295.8 |
| 1967 | 319 | 295.8 |
| 1968 | 282 | 295.8 |
| 1969 | 269 | 295.8 |
| 1970 | 293 | 301.1 |
| 1971 | 289 | 301.1 |
| 1972 | 326 | 301.1 |
| 1973 | 287 | 301.1 |
| 1974 | 307 | 301.1 |
| 1975 | 279 | 301.1 |
| 1976 | 305 | 301.1 |
| 1977 | 290 | 301.1 |
| 1978 | 314 | 301.1 |
| 1979 | 321 | 301.1 |
| 1980 | 288 | 290.5 |
| 1981 | 281 | 290.5 |
| 1982 | 299 | 290.5 |
| 1983 | 294 | 290.5 |
| Year | First date | Last date |
|---|---|---|
| 1958 | 1958-01-01 | 1958-12-31 |
| 1960 | 1960-01-01 | 1960-12-31 |
| 1961 | 1961-01-01 | 1961-12-31 |
| 1962 | 1962-01-01 | 1962-12-31 |
| 1963 | 1963-01-01 | 1963-12-31 |
| 1964 | 1964-01-01 | 1964-12-31 |
| 1965 | 1965-01-01 | 1965-12-31 |
| 1966 | 1966-01-01 | 1966-12-31 |
| 1967 | 1967-01-01 | 1967-12-31 |
| 1968 | 1968-01-01 | 1968-12-31 |
| 1969 | 1969-01-01 | 1969-12-31 |
| 1970 | 1970-01-01 | 1970-12-31 |
| 1971 | 1971-01-01 | 1971-12-31 |
| 1972 | 1972-01-01 | 1972-12-31 |
| 1973 | 1973-01-01 | 1973-12-31 |
| 1974 | 1974-01-01 | 1974-12-31 |
| 1975 | 1975-01-01 | 1975-12-31 |
| 1976 | 1976-01-01 | 1976-12-31 |
| 1977 | 1977-01-01 | 1977-12-31 |
| 1978 | 1978-01-01 | 1978-12-31 |
| 1979 | 1979-01-01 | 1979-12-31 |
| 1980 | 1980-01-01 | 1980-12-31 |
| 1981 | 1981-01-01 | 1981-12-31 |
| 1982 | 1982-01-01 | 1982-12-31 |
| 1983 | 1983-01-01 | 1983-12-31 |
Every Fixed Threshold
| Threshold | Years with a qualifying day | Most days in a year | Year | Latest year days |
|---|---|---|---|---|
| 0 C (32 F): Ice days (max | 11 | 268 | 1978 | 231 |
| 0 C (32 F): Frost days (min | 25 | 321 | 1979 | 294 |
| -10 C (14 F): Days with min | 25 | 253 | 1974 | 219 |
| -20 C (-4 F): Days with min | 25 | 210 | 1978 | 177 |
| -30 C (-22 F): Days with min | 25 | 156 | 1974 | 135 |
| -40 C (-40 F): Days with min | 25 | 75 | 1975 | 54 |
| 10 mm (0.39 in): Days with 10 mm or more rain | 18 | 4 | 1969 | 5 |
| 10 cm (3.9 in): Days with 10 cm or more snowfall | 11 | 3 | 1981 | 1 |
Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1958.
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).