Haines AP Threshold Days by Year (USW00025323)
14 fixed thresholds counted per year at Haines AP (USW00025323): hot days, frost, tropical nights and heavy rain, with the most days in a year.
Key Facts for Haines AP Thresholds
- Haines AP: days with a maximum temperature at or below 0 C (32 F) in 55 years, most in 1951 with 103.
- Haines AP: nights with a minimum temperature at or below 0 C (32 F) in 55 years, most in 1939 with 179.
- Haines AP: nights with a minimum temperature at or below -10 C (14 F) in 55 years, most in 1933 with 84.
- Haines AP: days with 10 mm (0.39 in) or more of precipitation in 55 years, most in 1939 with 68.
- 14 fixed thresholds have at least one qualifying day at Haines AP.
Days at or above 30 C (86 F)
17 years with a qualifying day| Year | Days | Decade average |
|---|---|---|
| 1928 | 2 | 1.5 |
| 1929 | 1 | 1.5 |
| 1934 | 6 | 3 |
| 1936 | 2 | 3 |
| 1937 | 1 | 3 |
| 1940 | 1 | 1 |
| 1947 | 1 | 1 |
| 1950 | 1 | 1 |
| 1999 | 1 | 1 |
| 2004 | 2 | 2 |
| 2012 | 1 | 1.8 |
| 2013 | 2 | 1.8 |
| 2017 | 1 | 1.8 |
| 2019 | 3 | 1.8 |
| 2021 | 1 | 1 |
| 2022 | 1 | 1 |
| 2026 | 1 | 1 |
| Year | First date | Last date |
|---|---|---|
| 1928 | 1928-07-03 | 1928-07-26 |
| 1929 | 1929-08-03 | 1929-08-03 |
| 1934 | 1934-06-06 | 1934-07-23 |
| 1936 | 1936-06-03 | 1936-07-17 |
| 1937 | 1937-06-10 | 1937-06-10 |
| 1940 | 1940-07-15 | 1940-07-15 |
| 1947 | 1947-07-18 | 1947-07-18 |
| 1950 | 1950-06-17 | 1950-06-17 |
| 1999 | 1999-07-03 | 1999-07-03 |
| 2004 | 2004-08-14 | 2004-08-16 |
| 2012 | 2012-06-23 | 2012-06-23 |
| 2013 | 2013-06-15 | 2013-06-16 |
| 2017 | 2017-08-05 | 2017-08-05 |
| 2019 | 2019-06-27 | 2019-07-07 |
| 2021 | 2021-07-31 | 2021-07-31 |
| 2022 | 2022-06-28 | 2022-06-28 |
| 2026 | 2026-08-14 | 2026-08-14 |
Every Fixed Threshold
| Threshold | Years with a qualifying day | Most days in a year | Year | Latest year days |
|---|---|---|---|---|
| 30 C (86 F): Days | 17 | 6 | 1934 | 1 |
| 90 F (32.2 C): Days | 3 | 1 | 1934 | 1 |
| 0 C (32 F): Ice days (max | 55 | 103 | 1951 | 37 |
| 0 C (32 F): Frost days (min | 55 | 179 | 1939 | 79 |
| -10 C (14 F): Days with min | 55 | 84 | 1933 | 31 |
| -20 C (-4 F): Days with min | 33 | 17 | 1933 | 3 |
| 20 C (68 F): Tropical nights (min | 1 | 1 | 1936 | 1 |
| 10 mm (0.39 in): Days with 10 mm or more rain | 55 | 68 | 1939 | 21 |
| 25 mm (0.98 in): Days with 25 mm or more rain | 55 | 26 | 1943 | 6 |
| 50 mm (1.97 in): Days with 50 mm or more rain | 44 | 8 | 1943 | 1 |
| 100 mm (3.94 in): Days with 100 mm or more rain | 4 | 1 | 1943 | 1 |
| 10 cm (3.9 in): Days with 10 cm or more snowfall | 11 | 25 | 1948 | 22 |
| 25 cm (9.8 in): Days with 25 cm or more snowfall | 9 | 11 | 1948 | 6 |
| 50 cm (19.7 in): Days with 50 cm or more snowfall | 2 | 2 | 1951 | 2 |
Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1928.
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).