South Mountain, Pennsylvania | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast day icon
    Thursday
    Sunny
    82°
    Forecast night icon
    Night
    Partly Cloudy
    57°
    Thursday 5/2
    Day
    82°
    Sunny
    Forecast day icon
    Night
    57°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Sunny. Highs in the lower 80s. Northwest winds 5 to 10 mph.
    Night Details
    Mostly clear in the evening then becoming partly cloudy. Lows in the upper 50s. North winds 5 to 10 mph becoming northeast after midnight.
  • Forecast day icon
    Friday
    Mostly Sunny
    71°
    Forecast night icon
    Night
    80% Chance of Storms
    49°
    Friday 5/3
    Day
    71°
    Mostly Sunny
    Forecast day icon
    Night
    49°
    80% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. Highs in the upper 70s. East winds 5 to 10 mph becoming southeast in the afternoon.
    Night Details
    Showers and thunderstorms after midnight. Lows in the lower 50s. Southeast winds 10 to 15 mph. Chance of rain 80 percent.
  • Forecast day icon
    Saturday
    70% Chance of Storms
    55°
    Forecast night icon
    Night
    Rain
    51°
    Saturday 5/4
    Day
    55°
    70% Chance of Storms
    Forecast day icon
    Night
    51°
    Rain
    Forecast night icon
    Hourly
    Day Details
    A chance of thunderstorms in the morning. Showers likely. Much cooler with highs in the upper 50s. Southeast winds 5 to 10 mph. Chance of rain 70 percent.
    Night Details
    Showers. Lows in the lower 50s. Chance of rain near 100 percent.
  • Forecast day icon
    Sunday
    Rain
    61°
    Forecast night icon
    Night
    50% Chance Rain Showers
    56°
    Sunday 5/5
    Day
    61°
    Rain
    Forecast day icon
    Night
    56°
    50% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Showers mainly in the morning. Highs in the upper 60s. Chance of rain near 100 percent.
    Night Details
    Mostly cloudy with a chance of showers. Patchy fog after midnight. Lows in the upper 50s. Chance of rain 50 percent.
  • Forecast day icon
    Monday
    50% Chance of Storms
    69°
    Forecast night icon
    Night
    50% Chance of Storms
    59°
    Monday 5/6
    Day
    69°
    50% Chance of Storms
    Forecast day icon
    Night
    59°
    50% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy in the morning then becoming partly sunny. Patchy fog in the morning. A chance of showers. A chance of thunderstorms in the afternoon. Highs in the mid 70s. Chance of rain 50 percent.
    Night Details
    Mostly cloudy with a chance of showers and thunderstorms. Patchy fog after midnight. Lows around 60. Chance of rain 50 percent.
  • Forecast day icon
    Tuesday
    50% Chance of Storms
    73°
    Forecast night icon
    Night
    50% Chance of Storms
    63°
    Tuesday 5/7
    Day
    73°
    50% Chance of Storms
    Forecast day icon
    Night
    63°
    50% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Patchy fog in the morning. Partly sunny with a chance of showers. A chance of thunderstorms in the afternoon. Highs in the upper 70s. Chance of rain 50 percent.
    Night Details
    Mostly cloudy with a chance of showers and thunderstorms. Lows in the lower 60s. Chance of rain 50 percent.
  • Forecast day icon
    Wednesday
    50% Chance of Storms
    77°
    Forecast night icon
    Night
    50% Chance of Storms
    63°
    Wednesday 5/8
    Day
    77°
    50% Chance of Storms
    Forecast day icon
    Night
    63°
    50% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Partly sunny with a chance of showers. A chance of thunderstorms in the afternoon. Highs in the lower 80s. Chance of rain 50 percent.
    Night Details
    Partly cloudy with a 45% chance for rain and thunderstorms. Low temperature around 63F. Dew point will be around 61F with an average humidity of 81%. Winds will be 8 mph from the SW.
  • Forecast day icon
    Thursday
    50% Chance of Rain
    79°
    Forecast night icon
    Night
    50% Chance of Rain
    62°
    Thursday 5/9
    Day
    79°
    50% Chance of Rain
    Forecast day icon
    Night
    62°
    50% Chance of Rain
    Forecast night icon
    Day Details
    Partly cloudy with a 45% chance for rain and thunderstorms. High temperature around 79F. Dew point will be around 63F with an average humidity of 73%. Winds will be 9 mph from the W.
    Night Details
    Partly cloudy with a 45% chance for rain and thunderstorms. Low temperature around 62F. Dew point will be around 60F with an average humidity of 77%. Winds will be 5 mph from the SW.
  • Forecast day icon
    Friday
    50% Chance of Rain
    71°
    Forecast night icon
    Night
    30% Chance of Rain
    54°
    Friday 5/10
    Day
    71°
    50% Chance of Rain
    Forecast day icon
    Night
    54°
    30% Chance of Rain
    Forecast night icon
    Day Details
    Mostly sunny with a chance of rain. Chance of precipitation 45%. High temperature around 71F. Dew point will be around 58F with an average humidity of 73%. Winds will be 8 mph from the W.
    Night Details
    Clear with a slight chance of rain. Chance of precipitation 30%. Low temperature around 54F. Dew point will be around 52F with an average humidity of 75%. Winds will be 5 mph from the W.
  • Forecast day icon
    Saturday
    40% Chance of Rain
    62°
    Forecast night icon
    Night
    30% Chance of Rain
    51°
    Saturday 5/11
    Day
    62°
    40% Chance of Rain
    Forecast day icon
    Night
    51°
    30% Chance of Rain
    Forecast night icon
    Day Details
    Partly cloudy with a chance of rain. Chance of precipitation 35%. High temperature around 62F. Dew point will be around 49F with an average humidity of 71%. Winds will be 6 mph from the W.
    Night Details
    Partly cloudy with a slight chance of rain. Chance of precipitation 30%. Low temperature around 51F. Dew point will be around 47F with an average humidity of 75%. Winds will be 2 mph from the W.