Millheim, PA Weather & Growing Conditions
Tonight
46°F
Mostly Clear then Areas Of Fog
Areas of fog after midnight. Mostly clear, with a low around 46. Southeast wind around 1 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 46°F | Mostly Clear then Areas Of Fog | 1 mph SE | 2% |
| Wednesday | 74°F | Areas Of Fog then Mostly Sunny | 0 to 8 mph SE | 3% |
| Wednesday Night | 57°F | Rain Showers | 2 to 6 mph SE | 93% |
| Thursday | 72°F | Rain Showers | 3 to 7 mph S | 85% |
| Thursday Night | 50°F | Mostly Cloudy then Slight Chance Rain Showers | 2 mph SW | 23% |
| Friday | 68°F | Chance Rain Showers | 2 mph W | 38% |
| Friday Night | 43°F | Chance Rain Showers | 0 mph | 25% |
| Saturday | 60°F | Slight Chance Rain Showers | 1 to 8 mph NW | 23% |
| Saturday Night | 34°F | Slight Chance Rain Showers then Partly Cloudy | 2 to 6 mph W | 23% |
| Sunday | 58°F | Mostly Sunny | 2 to 7 mph W | 10% |
| Sunday Night | 32°F | Partly Cloudy then Slight Chance Rain Showers | 5 mph W | 19% |
| Monday | 57°F | Chance Rain Showers | 5 to 13 mph W | 25% |
| Monday Night | 32°F | Slight Chance Rain Showers then Partly Cloudy | 6 mph W | 24% |
| Tuesday | 61°F | Mostly Sunny | 6 to 14 mph W | 10% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Millheim, PA
Last spring frost
May 5
First fall frost
Oct 6
Growing season
153 days
Hardiness zone
6b
Explore more for Millheim, PA: full frost dates · planting calendar · Pennsylvania frost dates
Climate data from the nearest NOAA station, Millheim, Pa (0.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.