New York · county areal climate 1951–2025
Ontario County, NY
A 48.2°F / 36.3" normal · 2025 ran -0.1°F vs normal.
2026 so far · through Jul 10: This area is running
+0.3°F (44.1°F) vs the 1996–2025 to-date normal — the
18th warmest start of 76 years. Precipitation
123% of normal.
U.S. year-to-date → Normal (1996–2025)
48.2°F
annual mean · 36.3" precipitation
2025 vs Normal
-0.1°F
48.1°F · 30.4" (84% of normal)
Warmest Year
50.8°F
2012 · coldest 44.8°F (1972)
Wettest Year
44.0in
2017 · driest 24.9" (1964)
Hottest Day
98.4°F
Jul 22 · 2011
Coldest Day
-23.0°F
Jan 15 · 1957
Biggest Rain Day
2.87in
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.