Millerstown, PA Weather & Growing Conditions
Today
76°F
Partly Sunny
Partly sunny. High near 76, with temperatures falling to around 70 in the afternoon. South wind 2 to 10 mph, with gusts as high as 21 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 76°F | Partly Sunny | 2 to 10 mph S | 1% |
| Tonight | 58°F | Light Rain | 10 mph S | 90% |
| Thursday | 73°F | Chance Light Rain | 5 to 9 mph SW | 52% |
| Thursday Night | 48°F | Mostly Cloudy | 1 to 5 mph W | 5% |
| Friday | 66°F | Partly Sunny | 3 mph W | 13% |
| Friday Night | 42°F | Partly Cloudy | 3 mph W | 8% |
| Saturday | 54°F | Slight Chance Light Rain | 3 to 12 mph W | 22% |
| Saturday Night | 36°F | Slight Chance Light Rain then Mostly Cloudy | 10 mph W | 22% |
| Sunday | 55°F | Partly Sunny | 8 to 12 mph W | 7% |
| Sunday Night | 34°F | Partly Cloudy | 9 mph W | 6% |
| Monday | 55°F | Mostly Sunny | 8 to 14 mph W | 9% |
| Monday Night | 34°F | Mostly Clear | 7 mph W | 5% |
| Tuesday | 60°F | Mostly Sunny | 6 to 13 mph W | 3% |
| Tuesday Night | 34°F | Partly Cloudy | 3 to 8 mph W | 1% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Millerstown, PA
Last spring frost
Apr 23
First fall frost
Oct 21
Growing season
177 days
Hardiness zone
6b
Explore more for Millerstown, PA: full frost dates · planting calendar · Pennsylvania frost dates
Climate data from the nearest NOAA station, Altoona Blair Co Ap, Pa (1.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.