Buntzen Lake Threshold Days by Year (CA001101140)
13 fixed thresholds counted per year at Buntzen Lake (CA001101140): hot days, frost, tropical nights and heavy rain, with the most days in a year.
Key Facts for Buntzen Lake Thresholds
- Buntzen Lake: days with 10 mm (0.39 in) or more of precipitation in 45 years, most in 1932 with 104.
- Buntzen Lake: days with 25 mm (0.98 in) or more of precipitation in 45 years, most in 1932 with 49.
- Buntzen Lake: days with 50 mm (1.97 in) or more of precipitation in 45 years, most in 1980 with 16.
- Buntzen Lake: days with 10 cm (3.9 in) or more of snowfall in 41 years, most in 1949 with 8.
- 13 fixed thresholds have at least one qualifying day at Buntzen Lake.
Days at or above 30 C (86 F)
11 years with a qualifying day| Year | Days | Decade average |
|---|---|---|
| 1970 | 5 | 5.2 |
| 1971 | 13 | 5.2 |
| 1972 | 6 | 5.2 |
| 1973 | 5 | 5.2 |
| 1974 | 1 | 5.2 |
| 1975 | 2 | 5.2 |
| 1977 | 7 | 5.2 |
| 1978 | 4 | 5.2 |
| 1979 | 4 | 5.2 |
| 1981 | 5 | 3.5 |
| 1982 | 2 | 3.5 |
| Year | First date | Last date |
|---|---|---|
| 1970 | 1970-06-01 | 1970-08-11 |
| 1971 | 1971-07-18 | 1971-08-11 |
| 1972 | 1972-05-28 | 1972-08-08 |
| 1973 | 1973-05-14 | 1973-07-28 |
| 1974 | 1974-08-29 | 1974-08-29 |
| 1975 | 1975-07-04 | 1975-07-05 |
| 1977 | 1977-08-04 | 1977-08-17 |
| 1978 | 1978-07-20 | 1978-08-08 |
| 1979 | 1979-07-16 | 1979-07-19 |
| 1981 | 1981-08-07 | 1981-08-11 |
| 1982 | 1982-06-18 | 1982-06-19 |
Every Fixed Threshold
| Threshold | Years with a qualifying day | Most days in a year | Year | Latest year days |
|---|---|---|---|---|
| 30 C (86 F): Days | 11 | 13 | 1971 | 2 |
| 90 F (32.2 C): Days | 4 | 2 | 1970 | 1 |
| 0 C (32 F): Ice days (max | 12 | 17 | 1972 | 7 |
| 0 C (32 F): Frost days (min | 13 | 83 | 1971 | 71 |
| -10 C (14 F): Days with min | 2 | 1 | 1972 | 1 |
| 20 C (68 F): Tropical nights (min | 1 | 1 | 1972 | 1 |
| 10 mm (0.39 in): Days with 10 mm or more rain | 45 | 104 | 1932 | 80 |
| 25 mm (0.98 in): Days with 25 mm or more rain | 45 | 49 | 1932 | 36 |
| 50 mm (1.97 in): Days with 50 mm or more rain | 45 | 16 | 1980 | 13 |
| 100 mm (3.94 in): Days with 100 mm or more rain | 20 | 3 | 1931 | 2 |
| 10 cm (3.9 in): Days with 10 cm or more snowfall | 41 | 8 | 1949 | 3 |
| 25 cm (9.8 in): Days with 25 cm or more snowfall | 17 | 2 | 1935 | 1 |
| 50 cm (19.7 in): Days with 50 cm or more snowfall | 2 | 1 | 1935 | 1 |
Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1970.
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).