Sun Valley, PA Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Sun Valley, a community in Monroe County, Pennsylvania.

This Afternoon

65°F

Mostly Sunny

Mostly sunny, with a high near 65. Southwest wind around 5 mph.

7-day forecast for Sun Valley

When	Temp	Forecast	Wind	Precip
This Afternoon	65°F	Mostly Sunny	5 mph SW	3%
Tonight	47°F	Partly Cloudy	0 to 5 mph SW	3%
Wednesday	69°F	Partly Sunny	5 to 10 mph SW	2%
Wednesday Night	55°F	Mostly Cloudy then Chance Light Rain	5 mph S	33%
Thursday	67°F	Light Rain	5 to 10 mph S	84%
Thursday Night	56°F	Light Rain Likely	0 to 5 mph SW	64%
Friday	66°F	Light Rain Likely	0 to 5 mph W	64%
Friday Night	48°F	Light Rain Likely	5 mph NW	62%
Saturday	63°F	Slight Chance Light Rain	5 mph NW	22%
Saturday Night	41°F	Slight Chance Light Rain	5 to 10 mph NW	22%
Sunday	58°F	Slight Chance Light Rain then Mostly Sunny	5 mph NW	15%
Sunday Night	40°F	Partly Cloudy then Chance Light Rain	5 mph NW	26%
Monday	55°F	Chance Light Rain	5 to 10 mph NW	34%
Monday Night	37°F	Chance Light Rain	10 to 15 mph NW	34%

Forecast source: National Weather Service (api.weather.gov) for Sun Valley (40.980, -75.466). Updated through the day.

Growing snapshot for Sun Valley

Last spring frost

May 6

First fall frost

Oct 8

Growing season

154 days

Hardiness zone

More local growing data for Sun Valley: nearby ZIP 18330 weather · frost dates · planting calendar · Pennsylvania frost dates

Nearby towns & communities

Arlington Heights Brodheadsville Delaware Water Gap East Stroudsburg Effort Emerald Lakes Indian Mountain Lake Mount Pocono Mountainhome Penn Estates Pocono Pines Saylorsburg Sierra View Stroudsburg

All Pennsylvania locations ›

Climate data from the nearest NOAA station, Mt Pocono Mountains Ap, Pa (12.7 mi from Sun Valley). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.