Churchill, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Churchill, a borough in Allegheny County, Pennsylvania.
Today
78°F
Partly Sunny
Partly sunny, with a high near 78. East wind around 6 mph.
7-day forecast for Churchill
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 78°F | Partly Sunny | 6 mph E | 4% |
| Tonight | 64°F | Showers And Thunderstorms Likely | 8 mph SE | 60% |
| Sunday | 77°F | Showers And Thunderstorms | 8 to 12 mph SW | 99% |
| Sunday Night | 55°F | Showers And Thunderstorms | 12 mph N | 97% |
| Monday | 68°F | Chance Rain Showers | 14 mph NE | 38% |
| Monday Night | 54°F | Rain Showers Likely | 15 mph E | 63% |
| Tuesday | 63°F | Rain Showers Likely | 17 mph E | 63% |
| Tuesday Night | 51°F | Rain Showers Likely | 15 to 18 mph E | 63% |
| Wednesday | 61°F | Rain Showers Likely | 17 mph E | 63% |
| Wednesday Night | 51°F | Rain Showers Likely | 12 to 16 mph E | 59% |
| Thursday | 66°F | Rain Showers Likely | 13 mph E | 57% |
| Thursday Night | 50°F | Chance Showers And Thunderstorms | 7 to 13 mph NE | 28% |
| Friday | 68°F | Partly Sunny then Slight Chance Rain Showers | 10 mph NE | 17% |
| Friday Night | 50°F | Slight Chance Rain Showers then Partly Cloudy | 7 to 10 mph NE | 17% |
Forecast source: National Weather Service (api.weather.gov) for Churchill (40.439, -79.842). Updated through the day.
Growing snapshot for Churchill
Last spring frost
Apr 5
First fall frost
Nov 10
Growing season
219 days
Hardiness zone
6b
More local growing data for Churchill: nearby ZIP 15221 weather · frost dates · planting calendar · Pennsylvania frost dates
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Climate data from the nearest NOAA station, Braddock Lock 2, Pa (3 mi from Churchill). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.