Genesee gets about 103 inches of snow a winter, more than 97% of U.S. towns
July afternoons average 80°. Only 65° separates winter nights from summer afternoons. Summers stay cool: July afternoons here are cooler than in 93% of U.S. towns. Plan time outside from May to September, when highs sit at 69–80°.
A year in Genesee at a glance
Each month’s typical high and low, and what it brings.
What stands out about Genesee’s climate
Compared with towns across the U.S., with Genesee’s place in New York beside it.
What a year in Genesee feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
About 156 frost-free days a year
In half of years the last 32° night comes by May 7 and the first by October 11. Frost and day counts come from NOAA’s station at Olean, NY, 11 miles from the town’s center, 400 ft lower.
The 2023 USDA map puts Genesee’s center in zone 5b: the coldest night of a typical winter, averaged over 1991–2020, reaches about −10°. Plant labels use the zone; frost dates tell you when to plant.
Freezing nights by month
Average nights at or below 32°
90° days by month
Average days at 90° or more
About 103 inches of snow a winter
Snow, measured at Friendship 7 Sw, NY, falls mostly in January. Precipitation (rain plus melted snow) adds up to 42 inches a year; July is the wettest month and February the driest. Rain or snow falls on about 176 days a year.
Rain + melted snow by month
Inches of water
Snowfall by month
Inches of snow
Heating and cooling a home in Genesee
95% of the work is heating, so the furnace matters far more than the air conditioner. Months averaging under 55° run from October through April.
Degree days add up how far each day’s average falls below (heating) or rises above (cooling) 65° over a year. NOAA normals at Olean, NY.
Living with Genesee’s climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
156 frost-free days in zone 5b. The last frost comes by May 7 in half of years, so many gardeners wait a week or two past that to set out tomatoes. The first fall frost comes by Oct 11.
Months with highs of 62–84° and lows of 40° or more: May, June, July, August and September. 3.1 miles of trails are waiting.
Parks & trails →Of the yearly building losses FEMA expects in Genesee from natural hazards, river flooding is the largest share (84%); heat waves, cold waves, winter storms and ice storms together are 4%. Normals are averages; the hazards page covers the extremes.
Natural hazards →Genesee and its neighbors
Portville the hottest July afternoons (81°, 2° warmer). Differences under a degree are within what the 5 km grid can tell apart. Tap a town to see its climate.
Climates most like Genesee’s, farther away
TownRatings’ own comparison of NOAA 1991–2020 normals, not a NOAA product: places of 5,000+ at least 150 miles away, one per state, closest on January low, July high, precipitation and snow.
| Town | Jan. low | July high | Precip. | Snow |
|---|---|---|---|---|
| Genesee, NY | 14° | 80° | 42" | 103" |
| Chardon, OH | 18° | 81° | 45" | 114" |
| Williston, VT | 10° | 80° | 41" | 86" |
| Winslow, ME | 9° | 80° | 44" | 86" |
| Adams, MA | 13° | 81° | 45" | 77" |
Temperatures and rain come from NOAA’s 5 km grid, so each town gets its own value. Snow and frost-free days come from the nearest weather station, so neighbors often share them.
Warmer than it used to be
The last 30 years in Genesee averaged 1.1° warmer than the 1900s. The biggest change is in December (+2.6°).
A smaller shift than in 71% of U.S. towns.
Change by month
The two periods overlap (1991–2000 is in both), which makes the gap a little smaller than it would be between separate periods.
How Genesee compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Genesee’s place among New York’s.
Genesee weather by month
Highs, lows and precipitation from NOAA’s grid at Genesee’s center; snow, wet days and snow on the ground from Friendship 7 Sw, NY. 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 31° | 14° | 2.9" | 26.7" | 19 | 24 | 15° – 33° |
| February | 34° | 15° | 2.2" | 17.4" | 14 | 21 | 11° – 34° |
| March | 43° | 22° | 2.8" | 18.8" | 15 | 15 | 26° – 46° |
| April | 57° | 32° | 3.5" | 4.5" | 15 | 2 | 38° – 50° |
| May | 69° | 42° | 3.7" | 0.0" | 14 | 0 | 49° – 62° |
| June | 76° | 51° | 4.3" | 0.0" | 14 | 0 | 60° – 67° |
| July | 80° | 55° | 4.4" | 0.0" | 13 | 0 | 62° – 72° |
| August | 78° | 54° | 4.0" | 0.0" | 12 | 0 | 62° – 71° |
| September | 71° | 48° | 4.0" | 0.0" | 12 | 0 | 56° – 65° |
| October | 59° | 37° | 3.9" | 1.1" | 14 | 1 | 44° – 54° |
| November | 47° | 29° | 3.2" | 12.2" | 16 | 7 | 32° – 43° |
| December | 36° | 21° | 3.2" | 22.6" | 18 | 19 | 18° – 40° |
| Year | 57° | 35° | 42.1" | 103.3" | 176 | 89 |
How much a month can swing
A normal is an average. February swings the most: from 1991 to 2020 its average ranged from 11° to 34°. June is the most reliable, staying within 8°.
Where Genesee’s numbers come from
Normals are 30-year averages, not a forecast. How TownRatings reads climate data →
- Temperatures and precipitation: NOAA’s gridded 1991–2020 normals for the 5 km cell at Genesee’s center.
- Snow: Friendship 7 Sw, NY.
- Frost, freezing nights, 90° and 100° days, heating and cooling: Olean, NY, 11 miles from the town’s center, 400 ft lower; the nearest station that passes our checks for distance, height and agreement with the grid.
- Growing zone: USDA Plant Hardiness Zone Map, 2023. USDA Agricultural Research Service and PRISM Group, Oregon State University, prism.oregonstate.edu/phzm, accessed 8 Oct 2026.
- Then and now: NOAA’s gridded normals for 1901–2000 at the same cell.
- Storms and extremes: FEMA National Risk Index (expected annual losses to buildings).
Common questions about Genesee’s climate
What is the weather like in Genesee?
A typical July afternoon reaches 80°, a January night drops to 14°, and about 103 inches of snow falls in a normal winter. Colder January nights than 86% of U.S. towns; cooler July afternoons than 93% of U.S. towns.
How cold does it get in Genesee in winter?
January nights average 14°. About 150 nights a year reach 32° or below and 12 reach 0° or below. In the coldest January of the last 30 years the month averaged 15°.
How much snow does Genesee get?
About 103 inches in a normal winter at Friendship 7 Sw, NY, most of it in January, with snow on the ground about 89 days a year.
How hot does it get in Genesee?
July, with a typical high of 80° and a low of 55°. About 2 days a year reach 90° (Olean, NY).
When is the first and last frost in Genesee?
In half of years the last spring frost (32°) comes by May 7 and the first fall frost by October 11, about 156 frost-free days, at Olean, NY.
What growing zone is Genesee in?
Zone 5b on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about −10°.
What is the best time of year to visit Genesee?
By one simple rule (highs of 62–84° and lows of 40° or more), May, June, July, August and September. The rule is ours, not NOAA’s; the month table has the numbers to judge by.
Is Genesee getting warmer?
Yes: 1991–2020 averaged 1.1° warmer than 1901–2000 on NOAA’s grid. A smaller shift than 71% of U.S. towns.
Neighbors talk weather
Gardens, snow, and the best days of the year in Genesee.
Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000; USDA/PRISM 2023 hardiness zones; FEMA National Risk Index. Today’s forecast: National Weather Service.