Niagara County Climate
Niagara County, New York
NOAA NCEI 1991-2020 Climate NormalsAvg Annual Temp
48.7°F
Annual Precip
36.0"
Annual Snowfall
69.1"
Extreme Heat Days
8
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Growing Season & Gardening
6b
Minimum winter temperature range for plant survival
2,684
Supports most vegetables & fruits
Seasonal Overview
National Comparison
7-Day Outlook
Forecast
Current Conditions
Air Quality
Safety
Weather Alerts
Climate Advisory: Niagara County
Climate Verdict
Niagara County has a cool, averaging 48.7°F annually, moderate rainfall of 36.0 inches per year, rare extreme heat with only 8.04 days above 90°F annually, heavy winter snowfall averaging 69.1 inches per year. This climate profile shapes everything from energy costs to outdoor recreation opportunities.
Seasonal Breakdown
Winters are cold, with January averaging 25.4°F. summers are warm — July averages 71.8°F. The 46°F seasonal variation provides noticeable but manageable change.
Outdoor & Gardening Guidance
Winter sports enthusiasts benefit from reliable snow cover for 3-4 months annually.
Regional Context
Niagara County closely matches the New York statewide average temperature of 47.5°F, it is also noticeably drier, receiving 7.3 inches less precipitation than the state average.
Climate Profile
About Niagara County Weather
Tempered by the Great Lakes
Niagara County averages 48.7°F annually, falling just below the national median. The presence of Lake Ontario and Lake Erie helps moderate extreme temperature swings.
Slightly Warmer than the State Average
The county's 48.7°F average is slightly higher than the state-wide average of 47.4°F. It maintains a more temperate profile than the high-elevation or more northern New York counties.
Lower Precipitation than Neighbors
Niagara's 36 inches of annual precipitation is lower than the state average of 43.3 inches. It also sees 69.1 inches of snow, which is much less than Monroe County's 102 inches.
Consistent Warmth and Winter Snow
The county experiences eight days per year of 90°F heat and a July average of 71.8°F. Winter remains cold but manageable, with a January average of 25.4°F.
Prepare for Lake-Effect Winds
Windproofing and insulation are vital for residents near the lake shore. With 69.1 inches of snow, a reliable snowblower and seasonal tires are highly recommended.
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.