South Mountain, Pennsylvania | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast night icon
    Night
    Partly Cloudy
    46°
    Thursday 4/18
    Forecast night icon
    46°
    Partly Cloudy
    Hourly
    Night Details
    Partly cloudy this evening then becoming mostly cloudy. Lows in the upper 40s. Northeast winds around 5 mph becoming southeast.
  • Forecast day icon
    Friday
    70% Chance Rain Showers
    56°
    Forecast night icon
    Night
    50% Chance Rain Showers
    47°
    Friday 4/19
    Day
    56°
    70% Chance Rain Showers
    Forecast day icon
    Night
    47°
    50% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Cloudy. A slight chance of showers in the morning then showers likely in the afternoon. Highs in the lower 60s. Southeast winds 10 to 15 mph. Chance of rain 70 percent.
    Night Details
    Mostly cloudy with a 50 percent chance of showers. Lows in the upper 40s. Southwest winds 5 to 10 mph with gusts up to 20 mph becoming northwest after midnight.
  • Forecast day icon
    Saturday
    Mostly Sunny
    57°
    Forecast night icon
    Night
    Partly Cloudy
    38°
    Saturday 4/20
    Day
    57°
    Mostly Sunny
    Forecast day icon
    Night
    38°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. Highs in the lower 60s. Northwest winds 15 to 20 mph. Gusts up to 35 mph in the afternoon.
    Night Details
    Mostly clear in the evening then becoming partly cloudy. Cooler with lows in the upper 30s. Northwest winds 15 to 20 mph with gusts up to 30 mph diminishing to around 5 mph after midnight.
  • Forecast day icon
    Sunday
    Partly Sunny
    52°
    Forecast night icon
    Night
    Mostly Cloudy
    38°
    Sunday 4/21
    Day
    52°
    Partly Sunny
    Forecast day icon
    Night
    38°
    Mostly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Partly sunny. Highs in the upper 50s.
    Night Details
    Mostly cloudy in the evening then clearing. Lows in the upper 30s.
  • Forecast day icon
    Monday
    Sunny
    58°
    Forecast night icon
    Night
    Mostly Clear
    42°
    Monday 4/22
    Day
    58°
    Sunny
    Forecast day icon
    Night
    42°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Sunny. Highs in the mid 60s.
    Night Details
    Mostly clear. Lows in the lower 40s.
  • Forecast day icon
    Tuesday
    Mostly Sunny
    62°
    Forecast night icon
    Night
    70% Chance Rain Showers
    50°
    Tuesday 4/23
    Day
    62°
    Mostly Sunny
    Forecast day icon
    Night
    50°
    70% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. Highs in the upper 60s.
    Night Details
    Showers likely. Lows in the upper 40s. Chance of rain 70 percent.
  • Forecast day icon
    Wednesday
    50% Chance Rain Showers
    56°
    Forecast night icon
    Night
    Partly Cloudy
    39°
    Wednesday 4/24
    Day
    56°
    50% Chance Rain Showers
    Forecast day icon
    Night
    39°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny with a 50 percent chance of showers. Highs in the lower 60s.
    Night Details
    Partly cloudy in the evening then becoming mostly clear. Cooler with lows in the upper 30s.
  • Forecast day icon
    Thursday
    Sunny
    56°
    Forecast night icon
    Night
    Clear
    40°
    Thursday 4/25
    Day
    56°
    Sunny
    Forecast day icon
    Night
    40°
    Clear
    Forecast night icon
    Day Details
    Sunny. Highs around 60.
    Night Details
    Clear. Low temperature around 40F. Dew point will be around 33F with an average humidity of 62%. Winds will be 3 mph from the N.
  • Forecast day icon
    Friday
    Mostly Sunny
    55°
    Forecast night icon
    Night
    30% Chance of Rain
    45°
    Friday 4/26
    Day
    55°
    Mostly Sunny
    Forecast day icon
    Night
    45°
    30% Chance of Rain
    Forecast night icon
    Day Details
    Mostly sunny. High temperature around 55F. Dew point will be around 36F with an average humidity of 61%. Winds will be 2 mph from the N.
    Night Details
    Partly cloudy with a slight chance of rain. Chance of precipitation 25%. Low temperature around 45F. Dew point will be around 39F with an average humidity of 70%. Winds will be 1 mph from the E.
  • Forecast day icon
    Saturday
    50% Chance of Rain
    57°
    Forecast night icon
    Night
    50% Chance of Rain
    51°
    Saturday 4/27
    Day
    57°
    50% Chance of Rain
    Forecast day icon
    Night
    51°
    50% Chance of Rain
    Forecast night icon
    Day Details
    Cloudy with a chance of rain. Chance of precipitation 45%. High temperature around 57F. Dew point will be around 44F with an average humidity of 74%. Winds will be 2 mph from the SW.
    Night Details
    Cloudy with a chance of rain. Chance of precipitation 45%. Low temperature around 51F. Dew point will be around 46F with an average humidity of 78%. Winds will be 1 mph from the SW.