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Current Weather Conditions for Grantham, PA

Sunny, with a high near 102. Heat index values as high as 109. West wind 0 to 6 mph.
76°F

Conditions

Wind: 0 mph
Humidity: 83%
Probability of Precipitation: 0%

Hourly Forcast (next 12 hours)

10 AM 11 AM 12 PM 1 PM 2 PM 3 PM 4 PM 5 PM 6 PM 7 PM 8 PM 9 PM 10 PM
76° 79° 82° 86° 89° 93° 95° 97° 99° 101° 102° 100° 99°

Upcoming Week

Day Forecast High Low
Today
Sunny
Sunny, with a high near 102. Heat index values as high as 109. West wind 0 to 6 mph.
81°F 67°F
Tonight
Mostly Clear
Mostly clear, with a low around 77. Heat index values as high as 105. West wind 2 to 6 mph.
81°F 67°F
Friday
Sunny then Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms after 1pm. Sunny, with a high near 100. Heat index values as high as 108. West wind 1 to 8 mph. Chance of precipitation is 20%.
81°F 67°F
Friday Night
Slight Chance Showers And Thunderstorms then Mostly Clear
A slight chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 77. Heat index values as high as 104. West wind 1 to 8 mph. Chance of precipitation is 20%.
81°F 67°F
Independence Day
Mostly Sunny then Chance Showers And Thunderstorms
A chance of showers and thunderstorms between 2pm and 5pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 98. West wind 1 to 9 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
81°F 67°F
Saturday Night
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 11pm, then a chance of showers and thunderstorms between 11pm and 2am, then a slight chance of showers and thunderstorms. Mostly cloudy, with a low around 72. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
81°F 67°F
Sunday
Slight Chance Showers And Thunderstorms then Showers And Thunderstorms Likely
A slight chance of showers and thunderstorms before 8am, then showers and thunderstorms likely. Partly sunny, with a high near 92. Chance of precipitation is 70%.
81°F 67°F
Sunday Night
Showers And Thunderstorms Likely
Showers and thunderstorms likely. Mostly cloudy, with a low around 69. Chance of precipitation is 70%.
81°F 67°F
Monday
Showers And Thunderstorms
A chance of rain showers before 8am, then showers and thunderstorms. Mostly cloudy, with a high near 86. Chance of precipitation is 80%.
81°F 67°F
Monday Night
Showers And Thunderstorms then Chance Showers And Thunderstorms
Showers and thunderstorms before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 67. Chance of precipitation is 80%.
81°F 67°F
Tuesday
Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms
A slight chance of rain showers between 8am and 2pm, then a slight chance of showers and thunderstorms. Partly sunny, with a high near 85.
81°F 67°F
Tuesday Night
Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 66.
81°F 67°F
Wednesday
Chance Rain Showers
A chance of rain showers. Partly sunny, with a high near 81. Chance of precipitation is 40%.
81°F 67°F
Wednesday Night
Chance Rain Showers
A chance of rain showers. Mostly cloudy, with a low around 68.
81°F 67°F
Data provided by weather.gov