Olean, NY Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Olean, a city in Cattaraugus County, New York.
This Afternoon
72°F
Partly Sunny
Partly sunny, with a high near 72. North wind around 7 mph.
7-day forecast for Olean
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 72°F | Partly Sunny | 7 mph N | 1% |
| Tonight | 47°F | Mostly Cloudy | 0 to 6 mph NE | 2% |
| Saturday | 69°F | Partly Sunny | 3 mph E | 3% |
| Saturday Night | 55°F | Showers And Thunderstorms | 3 mph SE | 85% |
| Sunday | 68°F | Showers And Thunderstorms | 2 to 6 mph W | 88% |
| Sunday Night | 47°F | Chance Rain Showers | 6 mph NE | 51% |
| Monday | 63°F | Mostly Cloudy | 8 mph NE | 10% |
| Monday Night | 45°F | Chance Rain Showers | 3 to 8 mph E | 41% |
| Tuesday | 61°F | Chance Rain Showers | 5 to 8 mph E | 41% |
| Tuesday Night | 44°F | Chance Rain Showers | 5 to 10 mph E | 51% |
| Wednesday | 59°F | Chance Rain Showers | 8 mph SE | 51% |
| Wednesday Night | 44°F | Chance Showers And Thunderstorms | 3 to 8 mph SE | 51% |
| Thursday | 62°F | Chance Showers And Thunderstorms | 6 mph E | 51% |
| Thursday Night | 45°F | Chance Showers And Thunderstorms | 1 to 5 mph NE | 41% |
Forecast source: National Weather Service (api.weather.gov) for Olean (42.084, -78.435). Updated through the day.
Growing snapshot for Olean
Last spring frost
May 7
First fall frost
Oct 11
Growing season
156 days
Hardiness zone
5b
More local growing data for Olean: nearby ZIP 14760 weather · frost dates · planting calendar · New York frost dates
Nearby towns & communities
Allegany
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Limestone
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Perrysburg
Randolph
Salamanca
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West Valley
Weston Mills
Yorkshire
Climate data from the nearest NOAA station, Olean, Ny (1.8 mi from Olean). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.