Madison, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Madison, a borough in Westmoreland County, Pennsylvania.
This Afternoon
75°F
Mostly Sunny
Mostly sunny, with a high near 75. North wind around 8 mph.
7-day forecast for Madison
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 75°F | Mostly Sunny | 8 mph N | 14% |
| Tonight | 58°F | Partly Cloudy | 5 to 8 mph NE | 12% |
| Saturday | 78°F | Partly Sunny | 6 mph E | 3% |
| Saturday Night | 64°F | Mostly Cloudy then Showers And Thunderstorms Likely | 5 to 9 mph SE | 55% |
| Sunday | 77°F | Showers And Thunderstorms | 7 to 10 mph SW | 95% |
| Sunday Night | 60°F | Showers And Thunderstorms | 7 to 10 mph N | 95% |
| Monday | 69°F | Chance Rain Showers | 13 mph NE | 44% |
| Monday Night | 58°F | Showers And Thunderstorms Likely | 13 mph E | 68% |
| Tuesday | 66°F | Showers And Thunderstorms | 13 to 17 mph E | 75% |
| Tuesday Night | 54°F | Showers And Thunderstorms Likely | 14 to 18 mph E | 71% |
| Wednesday | 63°F | Showers And Thunderstorms Likely | 16 mph E | 64% |
| Wednesday Night | 53°F | Chance Showers And Thunderstorms | 9 to 16 mph E | 52% |
| Thursday | 65°F | Chance Rain Showers | 10 mph E | 43% |
| Thursday Night | 53°F | Chance Rain Showers | 5 to 10 mph NE | 25% |
Forecast source: National Weather Service (api.weather.gov) for Madison (40.246, -79.675). Updated through the day.
Growing snapshot for Madison
Last spring frost
May 1
First fall frost
Oct 13
Growing season
164 days
Hardiness zone
6b
More local growing data for Madison: nearby ZIP 15663 weather · frost dates · planting calendar · Pennsylvania frost dates
Nearby towns & communities
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Climate data from the nearest NOAA station, Mt Pleasant, Pa (9.8 mi from Madison). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.