Millerstown, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Millerstown, a community in Blair County, Pennsylvania.
Tonight
48°F
Mostly Clear then Patchy Fog
Patchy fog after 5am. Mostly clear, with a low around 48. South wind 1 to 6 mph.
7-day forecast for Millerstown
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 48°F | Mostly Clear then Patchy Fog | 1 to 6 mph S | 0% |
| Wednesday | 73°F | Patchy Fog then Partly Sunny | 0 to 10 mph S | 0% |
| Wednesday Night | 59°F | Mostly Cloudy then Rain Showers | 10 mph S | 97% |
| Thursday | 73°F | Rain Showers Likely | 5 to 8 mph SW | 62% |
| Thursday Night | 50°F | Mostly Cloudy then Slight Chance Rain Showers | 0 to 3 mph W | 22% |
| Friday | 67°F | Chance Rain Showers | 2 mph W | 38% |
| Friday Night | 44°F | Slight Chance Rain Showers | 2 mph NW | 24% |
| Saturday | 58°F | Slight Chance Rain Showers | 2 to 10 mph NW | 19% |
| Saturday Night | 36°F | Slight Chance Rain Showers then Partly Cloudy | 3 to 8 mph W | 17% |
| Sunday | 56°F | Mostly Sunny | 3 to 9 mph W | 9% |
| Sunday Night | 35°F | Partly Cloudy then Slight Chance Rain Showers | 8 mph W | 17% |
| Monday | 56°F | Chance Rain Showers | 8 to 14 mph W | 25% |
| Monday Night | 35°F | Slight Chance Rain Showers then Partly Cloudy | 8 mph W | 23% |
| Tuesday | 60°F | Mostly Sunny | 8 to 15 mph W | 7% |
Forecast source: National Weather Service (api.weather.gov) for Millerstown (40.277, -78.303). Updated through the day.
Growing snapshot for Millerstown
Last spring frost
Apr 23
First fall frost
Oct 21
Growing season
177 days
Hardiness zone
6b
More local growing data for Millerstown: nearby ZIP 16662 weather · frost dates · planting calendar · Pennsylvania frost dates
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Climate data from the nearest NOAA station, Altoona Blair Co Ap, Pa (1.2 mi from Millerstown). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.