Atlin Threshold Days by Year (CA001200560)
12 fixed thresholds counted per year at Atlin (CA001200560): hot days, frost, tropical nights and heavy rain, with the most days in a year.
Key Facts for Atlin Thresholds
- Atlin: days with a maximum temperature at or below 0 C (32 F) in 54 years, most in 1919 with 136.
- Atlin: nights with a minimum temperature at or below 0 C (32 F) in 54 years, most in 1968 with 238.
- Atlin: nights with a minimum temperature at or below -10 C (14 F) in 54 years, most in 1932 with 128.
- Atlin: nights with a minimum temperature at or below -20 C (-4 F) in 54 years, most in 1933 with 78.
- 12 fixed thresholds have at least one qualifying day at Atlin.
Days at or above 30 C (86 F)
4 years with a qualifying day| Year | Days | Decade average |
|---|---|---|
| 1927 | 1 | 1 |
| 1936 | 1 | 1 |
| 1969 | 1 | 1 |
| 1976 | 1 | 1 |
| Year | First date | Last date |
|---|---|---|
| 1927 | 1927-07-17 | 1927-07-17 |
| 1936 | 1936-06-03 | 1936-06-03 |
| 1969 | 1969-06-14 | 1969-06-14 |
| 1976 | 1976-07-31 | 1976-07-31 |
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 | 1927 | 1 |
| 0 C (32 F): Ice days (max | 54 | 136 | 1919 | 131 |
| 0 C (32 F): Frost days (min | 54 | 238 | 1968 | 211 |
| -10 C (14 F): Days with min | 54 | 128 | 1932 | 124 |
| -20 C (-4 F): Days with min | 54 | 78 | 1933 | 59 |
| -30 C (-22 F): Days with min | 51 | 36 | 1909 | 13 |
| -40 C (-40 F): Days with min | 26 | 12 | 1936 | 6 |
| 20 C (68 F): Tropical nights (min | 1 | 1 | 1945 | 1 |
| 10 mm (0.39 in): Days with 10 mm or more rain | 51 | 12 | 1930 | 7 |
| 25 mm (0.98 in): Days with 25 mm or more rain | 14 | 3 | 1930 | 2 |
| 10 cm (3.9 in): Days with 10 cm or more snowfall | 48 | 7 | 1930 | 3 |
| 25 cm (9.8 in): Days with 25 cm or more snowfall | 6 | 1 | 1909 | 1 |
Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1927.
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).