Spring Hill Threshold Days by Year (USC00017733)
14 fixed thresholds counted per year at Spring Hill (USC00017733): hot days, frost, tropical nights and heavy rain, with the most days in a year.
Key Facts for Spring Hill Thresholds
- Spring Hill: nights with a minimum temperature at or below 0 C (32 F) in 22 years, most in 1940 with 30.
- Spring Hill: nights with a minimum temperature at or above 20 C (68 F) in 22 years, most in 1911 with 142.
- Spring Hill: nights with a minimum temperature at or above 25 C (77 F) in 20 years, most in 1943 with 9.
- Spring Hill: days with 10 mm (0.39 in) or more of precipitation in 20 years, most in 1939 with 62.
- 14 fixed thresholds have at least one qualifying day at Spring Hill.
Days at or above 30 C (86 F)
14 years with a qualifying day| Year | Days | Decade average |
|---|---|---|
| 1904 | 97 | 97 |
| 1911 | 132 | 118.3 |
| 1912 | 107 | 118.3 |
| 1917 | 116 | 118.3 |
| 1920 | 113 | 111 |
| 1924 | 109 | 111 |
| 1938 | 130 | 125.5 |
| 1939 | 121 | 125.5 |
| 1940 | 104 | 113.8 |
| 1941 | 131 | 113.8 |
| 1942 | 106 | 113.8 |
| 1943 | 127 | 113.8 |
| 1944 | 117 | 113.8 |
| 1946 | 98 | 113.8 |
| Year | First date | Last date |
|---|---|---|
| 1904 | 1904-05-22 | 1904-10-03 |
| 1911 | 1911-03-10 | 1911-10-12 |
| 1912 | 1912-04-22 | 1912-10-13 |
| 1917 | 1917-04-26 | 1917-09-23 |
| 1920 | 1920-05-03 | 1920-09-28 |
| 1924 | 1924-04-22 | 1924-10-20 |
| 1938 | 1938-03-26 | 1938-10-19 |
| 1939 | 1939-03-23 | 1939-10-27 |
| 1940 | 1940-05-09 | 1940-10-27 |
| 1941 | 1941-04-12 | 1941-10-24 |
| 1942 | 1942-04-19 | 1942-10-23 |
| 1943 | 1943-04-05 | 1943-10-22 |
| 1944 | 1944-05-11 | 1944-10-30 |
| 1946 | 1946-03-30 | 1946-11-02 |
Every Fixed Threshold
| Threshold | Years with a qualifying day | Most days in a year | Year | Latest year days |
|---|---|---|---|---|
| 30 C (86 F): Days | 14 | 132 | 1911 | 98 |
| 35 C (95 F): Days | 14 | 30 | 1911 | 1 |
| 90 F (32.2 C): Days | 14 | 96 | 1911 | 51 |
| 100 F (37.8 C): Days | 8 | 7 | 1911 | 1 |
| 0 C (32 F): Ice days (max | 1 | 1 | 1940 | 1 |
| 0 C (32 F): Frost days (min | 22 | 30 | 1940 | 7 |
| -10 C (14 F): Days with min | 3 | 3 | 1940 | 3 |
| 20 C (68 F): Tropical nights (min | 22 | 142 | 1911 | 115 |
| 25 C (77 F): Days with min | 20 | 9 | 1943 | 1 |
| 10 mm (0.39 in): Days with 10 mm or more rain | 20 | 62 | 1939 | 52 |
| 25 mm (0.98 in): Days with 25 mm or more rain | 20 | 28 | 1944 | 25 |
| 50 mm (1.97 in): Days with 50 mm or more rain | 20 | 13 | 1946 | 8 |
| 100 mm (3.94 in): Days with 100 mm or more rain | 18 | 2 | 1911 | 1 |
| 200 mm (7.87 in): Days with 200 mm or more rain | 1 | 1 | 1911 | 1 |
Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1904.
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).