Chemung County Climate
Chemung County, New York
Avg Annual Temp
48.1°F
Annual Precip
35.3"
Annual Snowfall
38.4"
Extreme Heat Days
12.2
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Seasonal Overview
National Comparison
Climate Profile
About Chemung County Weather
Chemung's Position in the National Climate
Chemung County’s average annual temperature of 48.1°F is below the national median of 55°F. It experiences a continental climate with clear seasonal distinctions and relatively low precipitation for the region.
Warmer and Drier Than the State Average
At 48.1°F, Chemung is slightly warmer than the New York average of 47.4°F. It is also significantly drier, receiving only 35.3 inches of precipitation compared to the state average of 43.3 inches.
Less Snow Than Regional Neighbors
Chemung is much less snowy than Broome County, receiving only 38.4 inches compared to Broome's 86.5 inches. It also sees more extreme heat, with 12 days above 90°F compared to Broome's 6 days.
More Heat and Manageable Winters
July is warm at 70.6°F, and the county faces 12 days of extreme heat annually. Winters are milder than neighbors, with 38.4 inches of snow and a January average of 25.0°F.
Planning for Heat and Dry Spells
With 12 days of extreme heat, air conditioning is more important here than in other Southern Tier counties. Residents should also prepare for drier conditions, as the county receives about 8 inches less precipitation than the state average.
Frequently Asked Questions
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Data source: NOAA National Centers for Environmental Information (NCEI), U.S. Climate Normals 1991-2020.
Climate normals are 30-year averages of weather variables computed from 1991 to 2020. Station data is aggregated to county level using spatial averaging. Data is informational only — not a substitute for official National Weather Service forecasts or emergency weather warnings.