Chalkhill, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Chalkhill, a community in Fayette County, Pennsylvania.
Tonight
55°F
Slight Chance Rain Showers then Patchy Fog
A slight chance of rain showers before 8pm, then patchy fog between 2am and 5am. Partly cloudy, with a low around 55. East wind around 2 mph. Chance of precipitation is 20%.
7-day forecast for Chalkhill
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 55°F | Slight Chance Rain Showers then Patchy Fog | 2 mph E | 18% |
| Saturday | 77°F | Mostly Sunny | 3 mph SE | 6% |
| Saturday Night | 61°F | Partly Cloudy then Chance Rain Showers | 3 mph SE | 47% |
| Sunday | 76°F | Showers And Thunderstorms | 6 mph SW | 94% |
| Sunday Night | 59°F | Showers And Thunderstorms | 0 to 3 mph N | 94% |
| Monday | 69°F | Chance Rain Showers | 2 to 6 mph E | 51% |
| Monday Night | 55°F | Showers And Thunderstorms Likely | 8 mph E | 69% |
| Tuesday | 64°F | Showers And Thunderstorms | 10 mph SE | 75% |
| Tuesday Night | 50°F | Showers And Thunderstorms Likely | 13 mph E | 71% |
| Wednesday | 61°F | Showers And Thunderstorms Likely | 12 mph SE | 68% |
| Wednesday Night | 50°F | Chance Showers And Thunderstorms | 7 to 12 mph SE | 53% |
| Thursday | 63°F | Chance Rain Showers | 7 mph SE | 47% |
| Thursday Night | 49°F | Chance Rain Showers | 1 to 5 mph E | 36% |
| Friday | 67°F | Slight Chance Rain Showers | 1 to 5 mph NE | 24% |
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 Sep 19, 2026.