Birkenfeld 1 N Threshold Days by Year
13 fixed thresholds counted per year at Birkenfeld 1 N (USC00350773): hot days, frost, tropical nights and heavy rain, with the most days in a year.
Key Facts for Birkenfeld 1 N Thresholds
- Birkenfeld 1 N: nights with a minimum temperature at or below 0 C (32 F) in 10 years, most in 1949 with 131.
- Birkenfeld 1 N: days with 10 mm (0.39 in) or more of precipitation in 10 years, most in 1951 with 73.
- Birkenfeld 1 N: days with 25 mm (0.98 in) or more of precipitation in 10 years, most in 1946 with 25.
- Birkenfeld 1 N: days with 50 mm (1.97 in) or more of precipitation in 9 years, most in 1946 with 7.
- 13 fixed thresholds have at least one qualifying day at Birkenfeld 1 N.
Days at or above 30 C (86 F)
7 years with a qualifying day| Year | Days | Decade average |
|---|---|---|
| 1941 | 14 | 12.2 |
| 1945 | 14 | 12.2 |
| 1946 | 13 | 12.2 |
| 1947 | 9 | 12.2 |
| 1948 | 10 | 12.2 |
| 1949 | 13 | 12.2 |
| 1951 | 15 | 15 |
| Year | First date | Last date |
|---|---|---|
| 1941 | 1941-05-23 | 1941-08-19 |
| 1945 | 1945-06-06 | 1945-09-12 |
| 1946 | 1946-06-19 | 1946-08-22 |
| 1947 | 1947-04-14 | 1947-09-24 |
| 1948 | 1948-06-02 | 1948-09-12 |
| 1949 | 1949-05-11 | 1949-09-27 |
| 1951 | 1951-06-27 | 1951-09-16 |
Every Fixed Threshold
| Threshold | Years with a qualifying day | Most days in a year | Year | Latest year days |
|---|---|---|---|---|
| 30 C (86 F): Days | 7 | 15 | 1951 | 15 |
| 35 C (95 F): Days | 3 | 5 | 1941 | 2 |
| 90 F (32.2 C): Days | 7 | 8 | 1941 | 8 |
| 100 F (37.8 C): Days | 2 | 3 | 1941 | 1 |
| 0 C (32 F): Ice days (max | 3 | 5 | 1949 | 5 |
| 0 C (32 F): Frost days (min | 10 | 131 | 1949 | 120 |
| -10 C (14 F): Days with min | 7 | 14 | 1949 | 4 |
| -20 C (-4 F): Days with min | 1 | 0 | n/a | 3 |
| 10 mm (0.39 in): Days with 10 mm or more rain | 10 | 73 | 1951 | 73 |
| 25 mm (0.98 in): Days with 25 mm or more rain | 10 | 25 | 1946 | 25 |
| 50 mm (1.97 in): Days with 50 mm or more rain | 9 | 7 | 1946 | 3 |
| 10 cm (3.9 in): Days with 10 cm or more snowfall | 6 | 9 | 1951 | 9 |
| 25 cm (9.8 in): Days with 25 cm or more snowfall | 1 | 0 | n/a | 1 |
Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1941.
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).