Harman US

Olean, NY Weather & Growing Conditions

Today
70°F
Partly Sunny
Partly sunny, with a high near 70. Southeast wind around 5 mph.

7-day forecast

WhenTempForecastWindPrecip
Today 70°F Partly Sunny 5 mph SE 1%
Tonight 54°F Rain Showers Likely 5 mph SE 65%
Sunday 68°F Showers And Thunderstorms 3 to 7 mph SW 92%
Sunday Night 42°F Chance Rain Showers then Mostly Cloudy 3 to 7 mph NE 38%
Monday 62°F Mostly Cloudy 8 mph NE 2%
Monday Night 41°F Mostly Cloudy then Chance Rain Showers 3 to 8 mph NE 37%
Tuesday 60°F Chance Rain Showers 5 to 8 mph E 37%
Tuesday Night 40°F Chance Rain Showers 5 to 8 mph E 35%
Wednesday 58°F Chance Rain Showers 8 mph E 35%
Wednesday Night 42°F Chance Rain Showers 5 to 8 mph SE 43%
Thursday 62°F Chance Rain Showers then Slight Chance Showers And Thunderstorms 6 mph E 43%
Thursday Night 41°F Slight Chance Showers And Thunderstorms 1 to 6 mph NE 19%
Friday 65°F Slight Chance Rain Showers 1 to 7 mph NE 15%
Friday Night 41°F Slight Chance Rain Showers then Mostly Cloudy 1 to 7 mph NE 15%

Forecast source: National Weather Service (api.weather.gov). Updated through the day.

Growing snapshot for Olean, NY

Last spring frost
May 7
First fall frost
Oct 11
Growing season
156 days
Hardiness zone
5b

Explore more for Olean, NY: full frost dates · planting calendar · New York frost dates

Climate data from the nearest NOAA station, Olean, Ny (1.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.