Chalkhill, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Chalkhill, a community in Fayette County, Pennsylvania.
This Afternoon
74°F
Sunny
Sunny. High near 74, with temperatures falling to around 67 in the afternoon. South wind 2 to 7 mph.
7-day forecast for Chalkhill
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 74°F | Sunny | 2 to 7 mph S | 1% |
| Tonight | 49°F | Mostly Clear | 2 mph SE | 2% |
| Wednesday | 76°F | Partly Sunny | 1 to 5 mph S | 4% |
| Wednesday Night | 58°F | Rain | 5 mph S | 99% |
| Thursday | 68°F | Chance Light Rain | 3 to 7 mph SW | 45% |
| Thursday Night | 49°F | Mostly Cloudy then Slight Chance Light Rain | 0 to 3 mph SW | 17% |
| Friday | 63°F | Chance Light Rain | 0 to 5 mph W | 26% |
| Friday Night | 42°F | Chance Light Rain | 2 mph NW | 38% |
| Saturday | 53°F | Chance Light Rain | 3 to 7 mph W | 43% |
| Saturday Night | 36°F | Chance Light Rain | 1 to 5 mph W | 43% |
| Sunday | 52°F | Slight Chance Light Rain | 2 to 7 mph SW | 20% |
| Sunday Night | 34°F | Chance Light Rain | 6 mph SW | 31% |
| Monday | 53°F | Chance Light Rain | 6 to 10 mph W | 39% |
| Monday Night | 35°F | Chance Light Rain | 8 mph SW | 39% |
Forecast source: National Weather Service (api.weather.gov) for Chalkhill (39.848, -79.618). Updated through the day.
Growing snapshot for Chalkhill
Last spring frost
May 19
First fall frost
Oct 1
Growing season
135 days
Hardiness zone
6a
More local growing data for Chalkhill: nearby ZIP 15421 weather · frost dates · planting calendar · Pennsylvania frost dates
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Climate data from the nearest NOAA station, Chalk Hill 2 Ene, Pa (0.5 mi from Chalkhill). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.