Millheim, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Millheim, a borough in Centre County, Pennsylvania.
This Afternoon
78°F
Mostly Sunny
Mostly sunny, with a high near 78. North wind around 5 mph.
7-day forecast for Millheim
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 78°F | Mostly Sunny | 5 mph N | 0% |
| Tonight | 47°F | Partly Cloudy then Areas Of Fog | 1 to 5 mph NE | 0% |
| Saturday | 72°F | Areas Of Fog then Partly Sunny | 3 mph E | 3% |
| Saturday Night | 57°F | Mostly Cloudy then Rain Showers | 2 to 6 mph SE | 80% |
| Sunday | 72°F | Showers And Thunderstorms | 6 mph SW | 98% |
| Sunday Night | 53°F | Showers And Thunderstorms | 6 mph N | 87% |
| Monday | 67°F | Chance Rain Showers | 7 mph NE | 28% |
| Monday Night | 49°F | Rain Showers Likely | 7 mph NE | 59% |
| Tuesday | 61°F | Rain Showers Likely | 9 mph E | 64% |
| Tuesday Night | 45°F | Rain Showers Likely | 8 mph E | 62% |
| Wednesday | 59°F | Chance Rain Showers | 8 mph E | 52% |
| Wednesday Night | 46°F | Chance Showers And Thunderstorms | 6 mph E | 49% |
| Thursday | 61°F | Chance Showers And Thunderstorms | 6 mph NE | 48% |
| Thursday Night | 47°F | Chance Showers And Thunderstorms | 3 mph NE | 38% |
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
Aaronsburg
Baileyville
Beech Creek
Bellefonte
Blanchard
Boalsburg
Centre Hall
Clarence
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 Sep 18, 2026.