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Niagara County Climate

Niagara County, New York

NOAA NCEI 1991-2020 Climate Normals
JanFebMarAprMayJunJulAugSepOctNovDec48.7°AVG °F

Avg Annual Temp

48.7°F

Annual Precip

36.0"

Annual Snowfall

69.1"

Extreme Heat Days

8

days >= 90°F/yr

Monthly Temperature

54.4°F avgJFMAMJJASOND

Precipitation Calendar

Dry
Wet= snowfall
2.7"
2.2"
2.6"
3.5"
3.1"
3.2"
3.4"
2.8"
3.4"
3.4"
3.0"
2.8"
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Growing Season & Gardening

USDA Hardiness Zone

6b

Minimum winter temperature range for plant survival

Growing Degree Days

2,684

Supports most vegetables & fruits

Last spring frost (32°F): 04/29
First fall frost (32°F): 10/25

Seasonal Overview

Comfort ZoneSpring34°57°9.1"Summer67°72°9.4"Fall41°63°9.8"Winter25°31°7.7"20°40°60°80°100°

National Comparison

Warmer than 26% of US counties
Wetter than 36% of US counties
More seasonal variation than 67% of US counties

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

What is the average temperature in Niagara County?
The average annual temperature in Niagara County, NY is 48.7°F, based on NOAA 30-year climate normals (1991-2020).
How much rain does Niagara County get?
Niagara County receives an average of 36.0 inches of precipitation per year, including both rain and meltwater from snow. This is based on NOAA 30-year climate normals.
Does it snow in Niagara County?
Yes, Niagara County receives an average of 69.1 inches of snowfall per year according to NOAA climate normals.
How hot does Niagara County get in summer?
The average summer temperature (June-August) in Niagara County is 69.8°F. The county experiences an average of 8 days per year above 90°F.
How cold are winters in Niagara County?
The average winter temperature (December-February) in Niagara County is 27.7°F. January, typically the coldest month, averages 25.4°F.

Track your own weather in Niagara County

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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.

By Evan Brooks, Data EditorUpdated Reviewed by Evan Brooks, Data Editor
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