St Johnsville Threshold Days by Year (USC00307382)
11 fixed thresholds counted per year at St Johnsville (USC00307382): hot days, frost, tropical nights and heavy rain, with the most days in a year.
Key Facts for St Johnsville Thresholds
- St Johnsville: days with 10 mm (0.39 in) or more of precipitation in 8 years, most in 1898 with 41.
- St Johnsville: days with 25 mm (0.98 in) or more of precipitation in 8 years, most in 1898 with 8.
- St Johnsville: days with a maximum temperature at or above 30 C (86 F) in 4 years, most in 1900 with 32.
- St Johnsville: days with a maximum temperature at or above 90 F (32.2 C) in 4 years, most in 1900 with 18.
- 11 fixed thresholds have at least one qualifying day at St Johnsville.
Days at or above 30 C (86 F)
4 years with a qualifying day| Year | Days | Decade average |
|---|---|---|
| 1897 | 9 | 22.3 |
| 1898 | 29 | 22.3 |
| 1899 | 29 | 22.3 |
| 1900 | 32 | 32 |
| Year | First date | Last date |
|---|---|---|
| 1897 | 1897-06-24 | 1897-07-11 |
| 1898 | 1898-06-07 | 1898-09-04 |
| 1899 | 1899-04-30 | 1899-09-03 |
| 1900 | 1900-05-14 | 1900-10-06 |
Every Fixed Threshold
| Threshold | Years with a qualifying day | Most days in a year | Year | Latest year days |
|---|---|---|---|---|
| 30 C (86 F): Days | 4 | 32 | 1900 | 32 |
| 35 C (95 F): Days | 3 | 3 | 1899 | 3 |
| 90 F (32.2 C): Days | 4 | 18 | 1900 | 18 |
| 0 C (32 F): Ice days (max | 4 | 62 | 1897 | 52 |
| 0 C (32 F): Frost days (min | 4 | 161 | 1900 | 161 |
| -10 C (14 F): Days with min | 4 | 60 | 1900 | 60 |
| -20 C (-4 F): Days with min | 4 | 11 | 1899 | 8 |
| 20 C (68 F): Tropical nights (min | 4 | 12 | 1898 | 6 |
| 10 mm (0.39 in): Days with 10 mm or more rain | 8 | 41 | 1898 | 30 |
| 25 mm (0.98 in): Days with 25 mm or more rain | 8 | 8 | 1898 | 7 |
| 50 mm (1.97 in): Days with 50 mm or more rain | 4 | 2 | 1898 | 1 |
Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1897.
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).