Point Mackenzie Threshold Days by Year (USC00507444)
10 fixed thresholds counted per year at Point Mackenzie (USC00507444): hot days, frost, tropical nights and heavy rain, with the most days in a year.
Key Facts for Point Mackenzie Thresholds
- Point Mackenzie: days with a maximum temperature at or below 0 C (32 F) in 3 years, most in 1989 with 126.
- Point Mackenzie: nights with a minimum temperature at or below 0 C (32 F) in 3 years, most in 1988 with 208.
- Point Mackenzie: nights with a minimum temperature at or below -10 C (14 F) in 3 years, most in 1989 with 98.
- Point Mackenzie: nights with a minimum temperature at or below -20 C (-4 F) in 3 years, most in 1989 with 48.
- 10 fixed thresholds have at least one qualifying day at Point Mackenzie.
Nights at or below 0 C (32 F)
3 years with a qualifying day| Year | Days | Decade average |
|---|---|---|
| 1987 | 188 | 194 |
| 1988 | 208 | 194 |
| 1989 | 186 | 194 |
| Year | First date | Last date |
|---|---|---|
| 1987 | 1987-01-01 | 1987-12-31 |
| 1988 | 1988-01-01 | 1988-12-31 |
| 1989 | 1989-01-01 | 1989-12-31 |
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 | 3 | 126 | 1989 | 126 |
| 0 C (32 F): Frost days (min | 3 | 208 | 1988 | 186 |
| -10 C (14 F): Days with min | 3 | 98 | 1989 | 98 |
| -20 C (-4 F): Days with min | 3 | 48 | 1989 | 48 |
| -30 C (-22 F): Days with min | 2 | 16 | 1989 | 16 |
| -40 C (-40 F): Days with min | 1 | 1 | 1989 | 1 |
| 10 mm (0.39 in): Days with 10 mm or more rain | 3 | 16 | 1989 | 16 |
| 25 mm (0.98 in): Days with 25 mm or more rain | 1 | 3 | 1989 | 3 |
| 50 mm (1.97 in): Days with 50 mm or more rain | 1 | 1 | 1989 | 1 |
| 10 cm (3.9 in): Days with 10 cm or more snowfall | 3 | 8 | 1987 | 5 |
Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1987.
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).