Mifflinville, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Mifflinville, a community in Columbia County, Pennsylvania.
This Afternoon
74°F
Mostly Sunny
Mostly sunny, with a high near 74. South wind around 5 mph.
7-day forecast for Mifflinville
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 74°F | Mostly Sunny | 5 mph S | 1% |
| Tonight | 59°F | Mostly Cloudy then Light Rain Likely | 2 to 6 mph S | 60% |
| Thursday | 72°F | Light Rain | 2 to 7 mph S | 96% |
| Thursday Night | 54°F | Chance Light Rain | 1 mph SW | 42% |
| Friday | 68°F | Slight Chance Light Rain | 0 mph | 18% |
| Friday Night | 44°F | Slight Chance Light Rain then Partly Cloudy | 0 mph | 18% |
| Saturday | 60°F | Chance Light Rain | 1 to 5 mph W | 32% |
| Saturday Night | 38°F | Chance Light Rain | 3 mph W | 32% |
| Sunday | 58°F | Mostly Sunny | 6 mph W | 11% |
| Sunday Night | 33°F | Partly Cloudy | 3 mph W | 5% |
| Monday | 58°F | Mostly Sunny | 3 to 7 mph W | 10% |
| Monday Night | 32°F | Partly Cloudy | 3 mph W | 10% |
| Tuesday | 61°F | Mostly Sunny | 2 to 6 mph W | 3% |
| Tuesday Night | 32°F | Partly Cloudy | 3 mph W | 4% |
Forecast source: National Weather Service (api.weather.gov) for Mifflinville (41.031, -76.303). Updated through the day.
Growing snapshot for Mifflinville
Last spring frost
May 4
First fall frost
Oct 11
Growing season
159 days
Hardiness zone
6b
More local growing data for Mifflinville: nearby ZIP 18631 weather · frost dates · planting calendar · Pennsylvania frost dates
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Climate data from the nearest NOAA station, Benton 3 Ne, Pa (14.1 mi from Mifflinville). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.