Bloomsburg, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Bloomsburg, a town in Columbia County, Pennsylvania.
Overnight
43°F
Patchy Fog
Patchy fog. Partly cloudy, with a low around 43. Wind around 0 mph.
7-day forecast for Bloomsburg
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 43°F | Patchy Fog | 0 mph | 0% |
| Wednesday | 74°F | Patchy Fog then Mostly Sunny | 0 to 6 mph S | 1% |
| Wednesday Night | 59°F | Mostly Cloudy then Light Rain Likely | 3 to 7 mph SE | 66% |
| Thursday | 72°F | Light Rain | 3 to 8 mph S | 95% |
| Thursday Night | 53°F | Chance Light Rain | 2 mph SW | 42% |
| Friday | 68°F | Slight Chance Light Rain | 1 mph NW | 16% |
| Friday Night | 43°F | Slight Chance Light Rain then Partly Cloudy | 0 mph | 16% |
| Saturday | 59°F | Chance Light Rain | 1 to 7 mph W | 29% |
| Saturday Night | 37°F | Chance Light Rain | 6 mph W | 29% |
| Sunday | 57°F | Mostly Sunny | 3 to 7 mph W | 7% |
| Sunday Night | 33°F | Partly Cloudy | 5 mph W | 6% |
| Monday | 58°F | Mostly Sunny | 3 to 8 mph W | 11% |
| Monday Night | 32°F | Partly Cloudy | 1 to 5 mph W | 11% |
| Tuesday | 62°F | Mostly Sunny | 2 to 8 mph SW | 1% |
Forecast source: National Weather Service (api.weather.gov) for Bloomsburg (41.003, -76.457). Updated through the day.
Growing snapshot for Bloomsburg
Last spring frost
Apr 27
First fall frost
Oct 20
Growing season
172 days
Hardiness zone
6b
More local growing data for Bloomsburg: nearby ZIP 17815 weather · frost dates · planting calendar · Pennsylvania frost dates
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Climate data from the nearest NOAA station, Bear Gap, Pa (14.4 mi from Bloomsburg). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.