10-Day Weather Forecast - Grantham, PA

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  • 77|67°F
    70% Chance of Storms

    Today

    77°F

    Showers and thunderstorms likely. Some thunderstorms may produce heavy rainfall. Near steady temperature around 80. East winds around 5 mph. Chance of rain 70 percent.

    Tonight

    67°F

    Mostly cloudy. Showers and thunderstorms likely in the evening then a chance of showers with a slight chance of thunderstorms after midnight. Some thunderstorms may produce heavy rainfall in the evening. Humid with lows in the mid 60s. East winds around 5 mph. Chance of rain 70 percent.

    Hourly details
  • 73|65°F
    50% Chance Rain Showers

    Day

    73°F

    Cloudy in the morning then becoming partly sunny. A chance of showers. Humid with highs in the upper 70s. East winds around 5 mph. Chance of rain 50 percent.

    Night

    65°F

    Mostly cloudy with a chance of showers. Patchy fog after midnight. Humid with lows in the mid 60s. East winds around 5 mph. Chance of rain 50 percent.

    Hourly details
  • 78|68°F
    Partly Sunny

    Day

    78°F

    Partly sunny. Patchy fog in the morning. Humid with highs in the lower 80s. East winds around 5 mph.

    Night

    68°F

    Mostly cloudy. A chance of showers after midnight. Humid with lows in the mid 60s. Chance of rain 40 percent.

    Hourly details
  • 82|70°F
    80% Chance of Storms

    Day

    82°F

    Mostly cloudy. A chance of showers in the morning then showers with thunderstorms likely in the afternoon. Humid with highs in the mid 80s. Chance of rain 80 percent.

    Night

    70°F

    Mostly cloudy with showers with thunderstorms likely in the evening then partly cloudy after midnight. Humid with lows in the upper 60s. Chance of rain 80 percent.

    Hourly details
  • 82|70°F
    50% Chance of Storms

    Day

    82°F

    Mostly sunny. A chance of showers and thunderstorms in the afternoon. Humid with highs in the upper 80s. Chance of rain 50 percent.

    Night

    70°F

    A chance of thunderstorms in the evening. Mostly cloudy with a chance of showers. Humid with lows in the mid 60s. Chance of rain 50 percent.

    Hourly details
  • 81|67°F
    40% Chance of Storms

    Day

    81°F

    Partly sunny with a chance of showers. A chance of thunderstorms in the afternoon. Humid with highs in the mid 80s. Chance of rain 40 percent.

    Night

    67°F

    Partly cloudy. A chance of showers and thunderstorms in the evening. Lows in the lower 60s. Chance of rain 30 percent.

    Hourly details
  • 82|65°F
    30% Chance Rain Showers

    Day

    82°F

    Mostly sunny. A chance of showers in the afternoon. Humid with highs in the mid 80s. Chance of rain 30 percent.

    Night

    65°F

    Mostly clear with a slight chance of rain. Chance of precipitation 30%. Low temperature around 65F. Dew point will be around 65F with an average humidity of 81%. Winds will be 2 mph from the SW.

  • 79|64°F
    30% Chance of Rain

    Day

    79°F

    Mostly sunny with a slight chance of rain. Chance of precipitation 25%. High temperature around 79F. Dew point will be around 64F with an average humidity of 70%. Winds will be 4 mph from the W.

    Night

    64°F

    Clear with a slight chance of rain. Chance of precipitation 30%. Low temperature around 64F. Dew point will be around 62F with an average humidity of 80%. Winds will be 3 mph from the W.

  • 78|65°F
    Sunny

    Day

    78°F

    Sunny. High temperature around 78F. Dew point will be around 62F with an average humidity of 68%. Winds will be 5 mph from the NW.

    Night

    65°F

    Clear with a slight chance of rain. Chance of precipitation 25%. Low temperature around 65F. Dew point will be around 61F with an average humidity of 77%. Winds will be 2 mph from the W.

  • 79|66°F
    30% Chance of Rain

    Day

    79°F

    Sunny with a slight chance of rain. Chance of precipitation 25%. High temperature around 79F. Dew point will be around 62F with an average humidity of 67%. Winds will be 5 mph from the W.

    Night

    66°F

    Mostly clear with a slight chance of rain. Chance of precipitation 25%. Low temperature around 66F. Dew point will be around 62F with an average humidity of 76%. Winds will be 4 mph from the SW.