Lake Wynonah, PA Weather & Growing Conditions
Today
84°F
Mostly Sunny
Mostly sunny, with a high near 84. East wind 0 to 3 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 84°F | Mostly Sunny | 0 to 3 mph E | 0% |
| Tonight | 65°F | Mostly Cloudy | 0 to 3 mph E | 4% |
| Wednesday | 80°F | Showers And Thunderstorms Likely | 0 to 5 mph E | 59% |
| Wednesday Night | 70°F | Chance Showers And Thunderstorms then Patchy Fog | 0 to 3 mph E | 54% |
| Thursday | 86°F | Patchy Fog then Showers And Thunderstorms | 0 to 7 mph S | 82% |
| Thursday Night | 71°F | Showers And Thunderstorms | 0 to 5 mph SW | 82% |
| Friday | 86°F | Showers And Thunderstorms Likely | 0 to 6 mph W | 74% |
| Friday Night | 68°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 0 to 3 mph NW | 74% |
| Saturday | 85°F | Partly Sunny then Showers And Thunderstorms Likely | 0 to 6 mph W | 57% |
| Saturday Night | 67°F | Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms | 0 to 3 mph NW | 57% |
| Sunday | 87°F | Mostly Sunny | 0 to 6 mph W | 12% |
| Sunday Night | 68°F | Partly Cloudy | 0 to 3 mph W | 12% |
| Monday | 88°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 to 8 mph W | 21% |
| Monday Night | 67°F | Slight Chance Showers And Thunderstorms | 2 to 7 mph W | 21% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Lake Wynonah, PA
Last spring frost
Apr 16
First fall frost
Oct 25
Growing season
189 days
Hardiness zone
7a
Explore more for Lake Wynonah, PA: full frost dates · planting calendar · Pennsylvania frost dates
Climate data from the nearest NOAA station, Hamburg, Pa (12.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.