Harmonsburg, Pennsylvania | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast night icon
    Night
    Mostly Clear
    58°
    Sunday 5/19
    Forecast night icon
    58°
    Mostly Clear
    Hourly
    Night Details
    Mostly clear. Lows around 60. Light and variable winds becoming southeast around 5 mph.
  • Forecast day icon
    Monday
    Partly Cloudy
    84°
    Forecast night icon
    Night
    Mostly Clear
    64°
    Monday 5/20
    Day
    84°
    Partly Cloudy
    Forecast day icon
    Night
    64°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny in the morning then partly cloudy with a slight chance of showers and thunderstorms in the afternoon. Highs in the mid 80s. South winds around 5 mph. Chance of rain 20 percent.
    Night Details
    Mostly clear. Lows in the lower 60s. South winds around 5 mph.
  • Forecast day icon
    Tuesday
    Partly Cloudy
    83°
    Forecast night icon
    Night
    Mostly Clear
    67°
    Tuesday 5/21
    Day
    83°
    Partly Cloudy
    Forecast day icon
    Night
    67°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Partly cloudy. Highs in the mid 80s. Southwest winds 5 to 10 mph.
    Night Details
    Mostly clear. Lows in the mid 60s. South winds 5 to 10 mph.
  • Forecast day icon
    Wednesday
    50% Chance of Storms
    83°
    Forecast night icon
    Night
    60% Chance of Storms
    65°
    Wednesday 5/22
    Day
    83°
    50% Chance of Storms
    Forecast day icon
    Night
    65°
    60% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny in the morning then partly sunny with a chance of showers and thunderstorms in the afternoon. Highs in the mid 80s. Chance of rain 50 percent.
    Night Details
    Showers likely with a chance of thunderstorms. Lows in the lower 60s. Chance of rain 60 percent.
  • Forecast day icon
    Thursday
    60% Chance of Storms
    72°
    Forecast night icon
    Night
    30% Chance Rain Showers
    54°
    Thursday 5/23
    Day
    72°
    60% Chance of Storms
    Forecast day icon
    Night
    54°
    30% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Partly cloudy. Showers likely with a chance of thunderstorms in the morning then a chance of showers in the afternoon. Cooler with highs in the lower 70s. Chance of rain 60 percent.
    Night Details
    Mostly clear. A chance of showers in the evening. Cooler with lows in the lower 50s. Chance of rain 30 percent.
  • Forecast day icon
    Friday
    Mostly Sunny
    71°
    Forecast night icon
    Night
    Partly Cloudy
    53°
    Friday 5/24
    Day
    71°
    Mostly Sunny
    Forecast day icon
    Night
    53°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. Highs in the lower 70s.
    Night Details
    Mostly clear in the evening then becoming partly cloudy. Lows in the lower 50s.
  • Forecast day icon
    Saturday
    40% Chance Rain Showers
    75°
    Forecast night icon
    Night
    40% Chance Rain Showers
    58°
    Saturday 5/25
    Day
    75°
    40% Chance Rain Showers
    Forecast day icon
    Night
    58°
    40% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Partly cloudy with a 40 percent chance of showers. Highs in the mid 70s.
    Night Details
    Partly cloudy in the evening then becoming mostly cloudy. A 40 percent chance of showers. Lows in the upper 50s.
  • Forecast day icon
    Sunday
    40% Chance Rain Showers
    76°
    Forecast night icon
    Night
    50% Chance of Rain
    60°
    Sunday 5/26
    Day
    76°
    40% Chance Rain Showers
    Forecast day icon
    Night
    60°
    50% Chance of Rain
    Forecast night icon
    Hourly
    Day Details
    Partly sunny with a chance of showers. Highs in the upper 70s. Chance of rain 40 percent.
    Night Details
    Partly cloudy with a chance of rain. Chance of precipitation 45%. Low temperature around 60F. Dew point will be around 57F with an average humidity of 74%. Winds will be 4 mph from the SE.
  • Forecast day icon
    Monday
    50% Chance of Rain
    75°
    Forecast night icon
    Night
    60% Chance of Rain
    62°
    Monday 5/27
    Day
    75°
    50% Chance of Rain
    Forecast day icon
    Night
    62°
    60% Chance of Rain
    Forecast night icon
    Day Details
    Cloudy with a 45% chance for rain and thunderstorms. High temperature around 75F. Dew point will be around 60F with an average humidity of 73%. Winds will be 4 mph from the S.
    Night Details
    Partly cloudy with a 55% chance for rain and thunderstorms. Low temperature around 62F. Dew point will be around 60F with an average humidity of 79%. Winds will be 5 mph from the S.
  • Forecast day icon
    Tuesday
    70% Chance of Storms
    76°
    Forecast night icon
    Night
    50% Chance of Rain
    60°
    Tuesday 5/28
    Day
    76°
    70% Chance of Storms
    Forecast day icon
    Night
    60°
    50% Chance of Rain
    Forecast night icon
    Day Details
    Partly cloudy with a 65% chance for rain and thunderstorms. High temperature around 76F. Dew point will be around 61F with an average humidity of 74%. Winds will be 4 mph from the S.
    Night Details
    Mostly clear with a chance of rain. Chance of precipitation 50%. Low temperature around 60F. Dew point will be around 58F with an average humidity of 77%. Winds will be 3 mph from the S.