New York · county areal climate 1951–2025
Jefferson County, NY
A 45.9°F / 43.2" normal · 2025 ran -0.1°F vs normal.
2026 so far · through Jul 10: This area is running
-0.4°F (40.7°F) vs the 1996–2025 to-date normal — the
48th coldest start of 76 years. Precipitation
123% of normal.
U.S. year-to-date → Normal (1996–2025)
45.9°F
annual mean · 43.2" precipitation
2025 vs Normal
-0.1°F
45.8°F · 43.0" (100% of normal)
Warmest Year
48.7°F
2012 · coldest 42.2°F (1972)
Wettest Year
53.9in
2017 · driest 31.1" (1964)
Hottest Day
95.1°F
Aug 4 · 1988
Coldest Day
-32.4°F
Jan 16 · 1994
Biggest Rain Day
3.77in
Sep 26 · 1975
Record
1951–2025
75 complete years · NOAA nClimGrid
—— normal temperature (°F) · ▮ normal precipitation (in) · 1996–2025
Areal
nClimGrid averages (NOAA/NCEI) over the whole area — an average across the region, not a single station. Separate from the
station records.