Rochester, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Rochester, a borough in Beaver County, Pennsylvania.
Today
76°F
Mostly Cloudy then Chance Light Rain
A chance of rain after 1pm. Mostly cloudy, with a high near 76. South wind 6 to 9 mph, with gusts as high as 22 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Rochester
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 76°F | Mostly Cloudy then Chance Light Rain | 6 to 9 mph S | 36% |
| Tonight | 60°F | Light Rain Likely | 6 to 9 mph S | 74% |
| Thursday | 70°F | Slight Chance Light Rain then Partly Sunny | 5 to 10 mph SW | 22% |
| Thursday Night | 48°F | Partly Cloudy | 0 to 5 mph SW | 1% |
| Friday | 63°F | Partly Sunny then Slight Chance Light Rain | 1 to 7 mph SW | 16% |
| Friday Night | 43°F | Chance Light Rain | 2 to 6 mph W | 42% |
| Saturday | 54°F | Chance Light Rain | 6 to 10 mph W | 36% |
| Saturday Night | 36°F | Chance Light Rain | 3 to 8 mph W | 28% |
| Sunday | 56°F | Mostly Sunny | 5 to 10 mph W | 6% |
| Sunday Night | 35°F | Partly Cloudy | 7 mph W | 5% |
| Monday | 57°F | Mostly Sunny | 5 to 9 mph W | 10% |
| Monday Night | 36°F | Mostly Clear | 6 mph SW | 10% |
| Tuesday | 61°F | Mostly Sunny | 7 to 12 mph SW | 3% |
| Tuesday Night | 35°F | Partly Cloudy | 1 to 6 mph W | 4% |
Forecast source: National Weather Service (api.weather.gov) for Rochester (40.703, -80.284). Updated through the day.
Growing snapshot for Rochester
Last spring frost
Apr 28
First fall frost
Oct 26
Growing season
178 days
Hardiness zone
6b
More local growing data for Rochester: nearby ZIP 15061 weather · frost dates · planting calendar · Pennsylvania frost dates
Nearby towns & communities
Aliquippa
Ambridge
Ambridge Heights
Baden
Beaver
Beaver Falls
Big Beaver
Bridgewater
Conway
Darlington
East Rochester
Eastvale
Economy
Fallston
Frankfort Springs
Freedom
Georgetown
Glasgow
Hazen
Homewood
Hookstown
Industry
Koppel
Midland
Monaca
New Brighton
Ohioville
Patterson Heights
Pine Run
Shippingport
Climate data from the nearest NOAA station, Montgomery L&D, Pa (4.2 mi from Rochester). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.