10-Day Weather Forecast - Mount Gretna, PA
- 73|54°FThunderstormsHourly details
Today
73°FMostly cloudy. A chance of rain with a slight chance of thunderstorms this morning then showers with a chance of thunderstorms this afternoon. Highs in the lower 70s. West winds 5 to 10 mph becoming northwest this afternoon. Chance of rain 90 percent.
Tonight
54°FA chance of showers and thunderstorms in the evening then showers with a slight chance of thunderstorms after midnight. Patchy fog after midnight. Cooler with lows in the lower 50s. Northeast winds 5 to 10 mph. Chance of rain 80 percent.
- 55|43°F40% Chance Rain ShowersHourly details
Day
55°FPatchy fog in the morning. Cloudy with a 40 percent chance of showers. Much cooler. Near steady temperature in the lower 50s. East winds 10 to 15 mph with gusts up to 25 mph.
Night
43°FCloudy. Lows in the mid 40s. East winds 10 to 15 mph with gusts up to 25 mph.
- 75|58°FPartly SunnyHourly details
Day
75°FMostly cloudy in the morning then becoming partly sunny. Much warmer with highs in the mid 70s. Southeast winds 5 to 10 mph becoming south 10 to 15 mph in the afternoon.
Night
58°FMostly cloudy. Unseasonably mild. Lows in the upper 50s.
Weekend Weather
- 81|63°F40% Chance Rain ShowersHourly details
Day
81°FPartly sunny. A chance of showers in the afternoon. Unseasonably warm with highs around 80. Chance of rain 40 percent.
Night
63°FMostly cloudy with a chance of showers. Unseasonably mild. Lows in the upper 50s. Chance of rain 50 percent.
- 69|40°F80% Chance Rain ShowersHourly details
Day
69°FShowers cooler with highs in the upper 60s. Chance of rain 80 percent.
Night
40°FMostly cloudy. Showers likely in the evening. Much cooler with lows in the upper 30s. Chance of rain 70 percent.
- 52|36°FMostly SunnyHourly details
Day
52°FMostly sunny. Cooler with highs in the mid 50s.
Night
36°FMostly clear in the evening then becoming partly cloudy. Lows in the mid 30s.
- 54|33°F30% Chance Rain Showers
Day
54°FPartly sunny. A chance of rain showers in the afternoon. Highs in the mid 50s. Chance of rain 30 percent.
Night
33°FMostly clear. Low temperature around 33F. Dew point will be around 29F with an average humidity of 59%. Winds will be 7 mph from the N.
- 51|32°FSunny
Day
51°FSunny. High temperature around 51F. Dew point will be around 26F with an average humidity of 49%. Winds will be 9 mph from the N.
Night
32°FClear. Low temperature around 32F. Dew point will be around 26F with an average humidity of 59%. Winds will be 4 mph from the NE.
- 53|40°FSunny
Day
53°FSunny. High temperature around 53F. Dew point will be around 29F with an average humidity of 52%. Winds will be 4 mph from the SE.
Night
40°FClear. Low temperature around 40F. Dew point will be around 34F with an average humidity of 69%. Winds will be 5 mph from the SE.
- 62|46°FPartly Cloudy
Day
62°FPartly cloudy. High temperature around 62F. Dew point will be around 41F with an average humidity of 62%. Winds will be 5 mph from the S.
Night
46°FPartly cloudy. Low temperature around 46F. Dew point will be around 43F with an average humidity of 72%. Winds will be 4 mph from the S.













