Mount Carmel, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Mount Carmel, a borough in Northumberland County, Pennsylvania.
Tonight
57°F
Mostly Cloudy then Rain Showers
Rain showers after midnight. Mostly cloudy, with a low around 57. Southeast wind around 8 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast for Mount Carmel
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 57°F | Mostly Cloudy then Rain Showers | 8 mph SE | 85% |
| Sunday | 71°F | Rain Showers | 3 to 8 mph S | 98% |
| Sunday Night | 53°F | Showers And Thunderstorms Likely then Mostly Cloudy | 2 to 6 mph NW | 67% |
| Monday | 67°F | Mostly Cloudy then Slight Chance Rain Showers | 6 mph NE | 23% |
| Monday Night | 49°F | Chance Rain Showers | 5 mph NE | 46% |
| Tuesday | 60°F | Chance Rain Showers | 6 mph E | 46% |
| Tuesday Night | 47°F | Chance Rain Showers | 3 to 8 mph E | 37% |
| Wednesday | 59°F | Chance Rain Showers | 8 mph E | 25% |
| Wednesday Night | 47°F | Slight Chance Rain Showers | 7 mph E | 23% |
| Thursday | 60°F | Slight Chance Rain Showers | 3 to 7 mph NE | 23% |
| Thursday Night | 46°F | Slight Chance Rain Showers | 5 mph NE | 23% |
| Friday | 63°F | Chance Rain Showers | 6 mph N | 26% |
| Friday Night | 48°F | Chance Rain Showers | 6 mph N | 26% |
| Saturday | 67°F | Slight Chance Rain Showers | 6 mph N | 19% |
Forecast source: National Weather Service (api.weather.gov) for Mount Carmel (40.796, -76.412). Updated through the day.
Growing snapshot for Mount Carmel
Last spring frost
Apr 27
First fall frost
Oct 20
Growing season
172 days
Hardiness zone
6b
More local growing data for Mount Carmel: nearby ZIP 17851 weather · frost dates · planting calendar · Pennsylvania frost dates
Nearby towns & communities
Allenwood
Atlas
Dalmatia
Dewart
Edgewood
Fairview-Ferndale
Klingerstown
Kulpmont
Lewisburg
Linntown
Locust Gap
Marion Heights
Marshallton
McEwensville
Montandon
Northumberland
Ranshaw
Riverside
Shamokin
Snydertown
Strong
Sunbury
Tharptown (Uniontown)
Trevorton
Turbotville
Watsontown
Climate data from the nearest NOAA station, Bear Gap, Pa (4 mi from Mount Carmel). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.