Mifflinburg, PA Weather & Growing Conditions
This Afternoon
71°F
Partly Sunny
Partly sunny, with a high near 71. Southeast wind around 2 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 71°F | Partly Sunny | 2 mph SE | 1% |
| Tonight | 60°F | Rain Showers | 1 to 6 mph SE | 87% |
| Sunday | 71°F | Rain Showers | 3 to 7 mph S | 94% |
| Sunday Night | 53°F | Chance Showers And Thunderstorms | 3 to 8 mph NW | 42% |
| Monday | 66°F | Mostly Cloudy | 7 mph N | 4% |
| Monday Night | 50°F | Chance Rain Showers | 6 mph NE | 43% |
| Tuesday | 60°F | Chance Rain Showers | 6 mph E | 49% |
| Tuesday Night | 48°F | Chance Rain Showers | 7 mph E | 37% |
| Wednesday | 60°F | Chance Rain Showers | 7 mph E | 37% |
| Wednesday Night | 48°F | Chance Rain Showers | 7 mph NE | 35% |
| Thursday | 62°F | Chance Rain Showers | 6 mph NE | 37% |
| Thursday Night | 48°F | Chance Rain Showers | 5 mph NE | 37% |
| Friday | 65°F | Chance Rain Showers | 3 to 7 mph N | 27% |
| Friday Night | 49°F | Slight Chance Rain Showers | 3 to 7 mph N | 24% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Mifflinburg, PA
Last spring frost
Apr 25
First fall frost
Oct 19
Growing season
175 days
Hardiness zone
6b
Explore more for Mifflinburg, PA: full frost dates · planting calendar · Pennsylvania frost dates
Climate data from the nearest NOAA station, Laurelton Ctr, Pa (7.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.