Newmarket Threshold Days by Year (CA006155616)
16 fixed thresholds counted per year at Newmarket (CA006155616): hot days, frost, tropical nights and heavy rain, with the most days in a year.
Key Facts for Newmarket Thresholds
- Newmarket: days with 10 mm (0.39 in) or more of precipitation in 12 years, most in 1967 with 30.
- Newmarket: days with 25 mm (0.98 in) or more of precipitation in 12 years, most in 1878 with 8.
- Newmarket: days with a maximum temperature at or above 30 C (86 F) in 11 years, most in 1876 with 33.
- Newmarket: days with a maximum temperature at or below 0 C (32 F) in 11 years, most in 1963 with 91.
- 16 fixed thresholds have at least one qualifying day at Newmarket.
Days at or above 30 C (86 F)
11 years with a qualifying day| Year | Days | Decade average |
|---|---|---|
| 1876 | 33 | 19.5 |
| 1878 | 6 | 19.5 |
| 1957 | 5 | 9.7 |
| 1958 | 6 | 9.7 |
| 1959 | 18 | 9.7 |
| 1962 | 14 | 11.2 |
| 1963 | 13 | 11.2 |
| 1964 | 17 | 11.2 |
| 1965 | 5 | 11.2 |
| 1966 | 17 | 11.2 |
| 1967 | 1 | 11.2 |
| Year | First date | Last date |
|---|---|---|
| 1876 | 1876-06-10 | 1876-08-31 |
| 1878 | 1878-07-01 | 1878-07-20 |
| 1957 | 1957-06-17 | 1957-08-03 |
| 1958 | 1958-07-15 | 1958-08-12 |
| 1959 | 1959-06-08 | 1959-09-09 |
| 1962 | 1962-05-15 | 1962-09-13 |
| 1963 | 1963-06-26 | 1963-07-28 |
| 1964 | 1964-05-23 | 1964-09-10 |
| 1965 | 1965-06-28 | 1965-08-15 |
| 1966 | 1966-06-24 | 1966-08-18 |
| 1967 | 1967-06-16 | 1967-06-16 |
Every Fixed Threshold
| Threshold | Years with a qualifying day | Most days in a year | Year | Latest year days |
|---|---|---|---|---|
| 30 C (86 F): Days | 11 | 33 | 1876 | 1 |
| 35 C (95 F): Days | 1 | 2 | 1876 | 2 |
| 90 F (32.2 C): Days | 10 | 14 | 1876 | 7 |
| 0 C (32 F): Ice days (max | 11 | 91 | 1963 | 60 |
| 0 C (32 F): Frost days (min | 11 | 183 | 1876 | 138 |
| -10 C (14 F): Days with min | 11 | 79 | 1876 | 46 |
| -20 C (-4 F): Days with min | 11 | 15 | 1876 | 8 |
| -30 C (-22 F): Days with min | 1 | 1 | 1967 | 1 |
| 20 C (68 F): Tropical nights (min | 11 | 14 | 1959 | 3 |
| 10 mm (0.39 in): Days with 10 mm or more rain | 12 | 30 | 1967 | 30 |
| 25 mm (0.98 in): Days with 25 mm or more rain | 12 | 8 | 1878 | 8 |
| 50 mm (1.97 in): Days with 50 mm or more rain | 5 | 2 | 1878 | 1 |
| 100 mm (3.94 in): Days with 100 mm or more rain | 1 | 1 | 1878 | 1 |
| 10 cm (3.9 in): Days with 10 cm or more snowfall | 10 | 5 | 1876 | 1 |
| 25 cm (9.8 in): Days with 25 cm or more snowfall | 2 | 3 | 1876 | 2 |
| 50 cm (19.7 in): Days with 50 cm or more snowfall | 2 | 1 | 1876 | 1 |
Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1876.
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).