Chemung County Climate
Chemung County, New York
NOAA NCEI 1991-2020 Climate NormalsAvg Annual Temp
48.1°F
Annual Precip
35.3"
Annual Snowfall
38.4"
Extreme Heat Days
12
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Growing Season & Gardening
6a
Minimum winter temperature range for plant survival
2,532
Supports most vegetables & fruits
Seasonal Overview
National Comparison
7-Day Outlook
Forecast
Current Conditions
Air Quality
Safety
Weather Alerts
Climate Advisory: Chemung County
Climate Verdict
Chemung County has a cool, averaging 48.1°F annually, moderate rainfall of 35.3 inches per year, rare extreme heat with only 12.2 days above 90°F annually, moderate snowfall of 38.4 inches annually. This climate profile shapes everything from energy costs to outdoor recreation opportunities.
Seasonal Breakdown
Winters are very cold — January averages 25.0°F. summers are warm — July averages 70.6°F. The 46°F seasonal variation provides noticeable but manageable change.
Outdoor & Gardening Guidance
Growing season and gardening data is currently limited for Chemung County. Check the USDA Plant Hardiness Zone Map and local extension office for specific guidance.
Regional Context
Chemung County closely matches the New York statewide average temperature of 47.5°F, it is also noticeably drier, receiving 8.0 inches less precipitation than the state average.
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 sources: NOAA National Centers for Environmental Information (NCEI), U.S. Climate Normals 1991-2020. Forecast and alert data from National Weather Service API. Air quality data from Open-Meteo.
Climate normals are 30-year averages of weather variables. Station data is aggregated to county level. Forecasts and alerts are fetched live and may change frequently. Data is informational only — not a substitute for official National Weather Service forecasts or emergency weather warnings.