Millerstown, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Millerstown, a borough in Perry County, Pennsylvania.
Today
84°F
Sunny
Sunny, with a high near 84. Northeast wind around 1 mph.
7-day forecast for Millerstown
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 84°F | Sunny | 1 mph NE | 0% |
| Tonight | 66°F | Mostly Cloudy | 1 mph E | 7% |
| Wednesday | 81°F | Patchy Fog then Slight Chance Showers And Thunderstorms | 0 to 3 mph E | 27% |
| Wednesday Night | 70°F | Chance Showers And Thunderstorms then Patchy Fog | 2 mph SE | 53% |
| Thursday | 87°F | Patchy Fog then Showers And Thunderstorms Likely | 0 to 3 mph S | 72% |
| Thursday Night | 71°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 2 mph SW | 72% |
| Friday | 86°F | Partly Sunny then Showers And Thunderstorms Likely | 0 to 3 mph W | 70% |
| Friday Night | 68°F | Showers And Thunderstorms Likely | 1 mph W | 70% |
| Saturday | 85°F | Mostly Cloudy then Chance Showers And Thunderstorms | 0 to 5 mph W | 49% |
| Saturday Night | 67°F | Chance Showers And Thunderstorms | 2 mph W | 49% |
| Sunday | 87°F | Mostly Sunny | 0 to 3 mph W | 12% |
| Sunday Night | 69°F | Partly Cloudy | 2 mph SW | 12% |
| Monday | 88°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 to 7 mph W | 22% |
| Monday Night | 68°F | Slight Chance Showers And Thunderstorms | 1 to 6 mph W | 22% |
Forecast source: National Weather Service (api.weather.gov) for Millerstown (40.556, -77.151). Updated through the day.
Growing snapshot for Millerstown
Last spring frost
Apr 21
First fall frost
Oct 24
Growing season
185 days
Hardiness zone
6b
More local growing data for Millerstown: nearby ZIP 17062 weather · frost dates · planting calendar · Pennsylvania frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Lewistown, Pa (20.2 mi from Millerstown). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.