Millheim, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Millheim, a borough in Centre County, Pennsylvania.
This Afternoon
74°F
Partly Sunny
Partly sunny. High near 74, with temperatures falling to around 68 in the afternoon. Southeast wind around 7 mph.
7-day forecast for Millheim
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 74°F | Partly Sunny | 7 mph SE | 1% |
| Tonight | 58°F | Rain Showers | 6 mph S | 99% |
| Thursday | 73°F | Rain Showers | 3 to 8 mph SW | 84% |
| Thursday Night | 46°F | Partly Cloudy then Patchy Fog | 2 mph W | 2% |
| Friday | 65°F | Patchy Fog then Partly Sunny | 0 to 5 mph W | 10% |
| Friday Night | 40°F | Mostly Cloudy | 0 to 3 mph W | 10% |
| Saturday | 54°F | Chance Rain Showers | 5 to 10 mph W | 34% |
| Saturday Night | 36°F | Chance Rain Showers | 6 to 10 mph NW | 32% |
| Sunday | 57°F | Partly Sunny | 8 to 13 mph W | 5% |
| Sunday Night | 33°F | Partly Cloudy | 8 mph W | 1% |
| Monday | 57°F | Mostly Sunny | 8 to 14 mph W | 3% |
| Monday Night | 33°F | Partly Cloudy | 6 mph W | 0% |
| Tuesday | 62°F | Sunny | 7 to 10 mph W | 1% |
| Tuesday Night | 32°F | Partly Cloudy | 1 to 6 mph W | 1% |
Forecast source: National Weather Service (api.weather.gov) for Millheim (40.894, -77.477). Updated through the day.
Growing snapshot for Millheim
Last spring frost
May 5
First fall frost
Oct 6
Growing season
153 days
Hardiness zone
6b
More local growing data for Millheim: nearby ZIP 16854 weather · frost dates · planting calendar · Pennsylvania frost dates
Nearby towns & communities
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Baileyville
Beech Creek
Bellefonte
Blanchard
Boalsburg
Centre Hall
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Coburn
Continental Courts
Eagle Creek
Eagleville
Holters Crossing
Houserville
Howard
Hublersburg
Jacksonville
Julian
Lemont
Madisonburg
Milesburg
Mingoville
Moose Run
Moshannon
Mount Eagle
Osceola Mills
Park Forest Village
Peru
Pine Glen
Pine Grove Mills
Climate data from the nearest NOAA station, Millheim, Pa (0.9 mi from Millheim). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 5, 2026.