Grande Riviere Threshold Days by Year (CA007052820)
11 fixed thresholds counted per year at Grande Riviere (CA007052820): hot days, frost, tropical nights and heavy rain, with the most days in a year.
Key Facts for Grande Riviere Thresholds
- Grande Riviere: nights with a minimum temperature at or below 0 C (32 F) in 17 years, most in 1978 with 209.
- Grande Riviere: nights with a minimum temperature at or below -10 C (14 F) in 17 years, most in 1972 with 104.
- Grande Riviere: nights with a minimum temperature at or below -20 C (-4 F) in 17 years, most in 1972 with 33.
- Grande Riviere: days with a maximum temperature at or below 0 C (32 F) in 15 years, most in 1978 with 120.
- 11 fixed thresholds have at least one qualifying day at Grande Riviere.
Days at or above 30 C (86 F)
4 years with a qualifying day| Year | Days | Decade average |
|---|---|---|
| 1963 | 1 | 1 |
| 1976 | 1 | 1 |
| 1977 | 1 | 1 |
| 1979 | 1 | 1 |
| Year | First date | Last date |
|---|---|---|
| 1963 | 1963-07-27 | 1963-07-27 |
| 1976 | 1976-08-22 | 1976-08-22 |
| 1977 | 1977-08-29 | 1977-08-29 |
| 1979 | 1979-08-03 | 1979-08-03 |
Every Fixed Threshold
| Threshold | Years with a qualifying day | Most days in a year | Year | Latest year days |
|---|---|---|---|---|
| 30 C (86 F): Days | 4 | 1 | 1963 | 1 |
| 0 C (32 F): Ice days (max | 15 | 120 | 1978 | 73 |
| 0 C (32 F): Frost days (min | 17 | 209 | 1978 | 177 |
| -10 C (14 F): Days with min | 17 | 104 | 1972 | 61 |
| -20 C (-4 F): Days with min | 17 | 33 | 1972 | 22 |
| -30 C (-22 F): Days with min | 4 | 1 | 1965 | 1 |
| 10 mm (0.39 in): Days with 10 mm or more rain | 14 | 42 | 1973 | 28 |
| 25 mm (0.98 in): Days with 25 mm or more rain | 14 | 14 | 1973 | 2 |
| 50 mm (1.97 in): Days with 50 mm or more rain | 10 | 3 | 1973 | 4 |
| 10 cm (3.9 in): Days with 10 cm or more snowfall | 14 | 13 | 1972 | 3 |
| 25 cm (9.8 in): Days with 25 cm or more snowfall | 9 | 4 | 1967 | 1 |
Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1963.
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).