Emsworth, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Emsworth, a borough in Allegheny County, Pennsylvania.
Today
85°F
Sunny
Sunny, with a high near 85. East wind around 5 mph.
7-day forecast for Emsworth
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 85°F | Sunny | 5 mph E | 0% |
| Tonight | 67°F | Mostly Clear | 5 mph E | 1% |
| Wednesday | 86°F | Mostly Sunny then Scattered Showers And Thunderstorms | 5 mph SE | 36% |
| Wednesday Night | 69°F | Scattered Showers And Thunderstorms | 5 mph S | 50% |
| Thursday | 85°F | Showers And Thunderstorms Likely | 2 to 7 mph SW | 69% |
| Thursday Night | 68°F | Showers And Thunderstorms Likely | 2 to 6 mph SW | 69% |
| Friday | 83°F | Showers And Thunderstorms | 3 to 7 mph SW | 82% |
| Friday Night | 67°F | Showers And Thunderstorms | 2 to 6 mph SW | 82% |
| Saturday | 83°F | Chance Showers And Thunderstorms | 3 to 8 mph SW | 49% |
| Saturday Night | 67°F | Chance Showers And Thunderstorms | 3 to 7 mph SW | 49% |
| Sunday | 85°F | Slight Chance Showers And Thunderstorms | 3 to 9 mph SW | 19% |
| Sunday Night | 70°F | Slight Chance Showers And Thunderstorms | 8 mph SW | 22% |
| Monday | 86°F | Chance Rain Showers | 7 to 10 mph SW | 36% |
| Monday Night | 68°F | Chance Showers And Thunderstorms | 6 to 9 mph SW | 49% |
Forecast source: National Weather Service (api.weather.gov) for Emsworth (40.511, -80.096). Updated through the day.
Growing snapshot for Emsworth
Last spring frost
Apr 24
First fall frost
Oct 27
Growing season
186 days
Hardiness zone
7a
More local growing data for Emsworth: nearby ZIP 15225 weather · frost dates · planting calendar · Pennsylvania frost dates
Nearby towns & communities
Allison Park
Arnold
Aspinwall
Avalon
Bairdford
Bakerstown
Baldwin
Bell Acres
Bellevue
Ben Avon
Ben Avon Heights
Bethel Park
Blaine Hill
Blawnox
Boston
Brackenridge
Braddock
Braddock Hills
Bradford Woods
Brentwood
Bridgeville
Buena Vista
Bunola
Carnegie
Carnot-Moon
Castle Shannon
Chalfant
Cheswick
Churchill
Clairton
Climate data from the nearest NOAA station, Emsworth L/D Ohio Rvr, Pa (1.3 mi from Emsworth). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.