weatherbycounty

Genesee County Climate

Genesee County, New York

NOAA NCEI 1991-2020 Climate Normals
JanFebMarAprMayJunJulAugSepOctNovDec47.4°AVG °F

Avg Annual Temp

47.4°F

Annual Precip

36.6"

Annual Snowfall

73.9"

Extreme Heat Days

6

days >= 90°F/yr

Monthly Temperature

54.4°F avgJFMAMJJASOND

Precipitation Calendar

Dry
Wet= snowfall
2.5"
1.9"
2.4"
3.2"
3.2"
3.7"
3.5"
3.3"
3.6"
3.6"
2.9"
2.8"
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Growing Season & Gardening

USDA Hardiness Zone

6a

Minimum winter temperature range for plant survival

Growing Degree Days

2,515

Supports most vegetables & fruits

Last spring frost (32°F): 05/03
First fall frost (32°F): 10/16

Seasonal Overview

Comfort ZoneSpring33°57°8.8"Summer66°70°10.5"Fall40°62°10.1"Winter23°29°7.1"20°40°60°80°100°

National Comparison

Warmer than 21% of US counties
Wetter than 37% of US counties
More seasonal variation than 68% of US counties

7-Day Outlook

Forecast

Current Conditions

Air Quality

Safety

Weather Alerts

Climate Advisory: Genesee County

Climate Verdict

Genesee County has a cool, averaging 47.4°F annually, moderate rainfall of 36.6 inches per year, rare extreme heat with only 5.55 days above 90°F annually, heavy winter snowfall averaging 73.9 inches per year. This climate profile shapes everything from energy costs to outdoor recreation opportunities.

Seasonal Breakdown

Winters are very cold — January averages 23.4°F. summers are warm — July averages 70.2°F. The 47°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

Genesee County closely matches the New York statewide average temperature of 47.5°F, it is also noticeably drier, receiving 6.8 inches less precipitation than the state average.

Climate Profile

About Genesee County Weather

A Perfectly Balanced Northeast Climate

Genesee's 47.4°F average annual temperature aligns with the national median for the Northeast region. It features a four-season climate with relatively dry conditions compared to more coastal counties.

Exactly the State Average

The county's 47.4°F average matches the New York state average exactly, representing a quintessential state weather profile. However, its 36.6 inches of precipitation is lower than the state average of 43.3 inches.

Drier Than Its Neighbors

Genesee is significantly drier than Jefferson (40.7") and Greene (56.7") counties. While it still gets 73.9 inches of snow, it misses the heaviest lake-effect totals found just to its north and west.

Moderate Summers and Brisk Winters

July averages 70.2°F with only 6 days of extreme heat over 90°F. Winter brings a January average of 23.4°F and 73.9 inches of annual snowfall, requiring consistent winter maintenance.

Dual-Season Home Preparation

Balance your home for a 25.8°F winter average and a few summer heat waves. Snow tires are a wise investment for navigating the 74 inches of annual snowfall on rural roads.

Frequently Asked Questions

What is the average temperature in Genesee County?
The average annual temperature in Genesee County, NY is 47.4°F, based on NOAA 30-year climate normals (1991-2020).
How much rain does Genesee County get?
Genesee County receives an average of 36.6 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 Genesee County?
Yes, Genesee County receives an average of 73.9 inches of snowfall per year according to NOAA climate normals.
How hot does Genesee County get in summer?
The average summer temperature (June-August) in Genesee County is 68.3°F. The county experiences an average of 6 days per year above 90°F.
How cold are winters in Genesee County?
The average winter temperature (December-February) in Genesee County is 25.8°F. January, typically the coldest month, averages 23.4°F.

Track your own weather in Genesee County

Ambient Weather personal weather stations give you hyperlocal climate data.

Shop Weather Stations →

Sponsored

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
← Back to New York