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Current Weather Conditions for Mercersburg, PA

Showers and thunderstorms likely before 10pm, then a chance of showers and thunderstorms between 10pm and 11pm, then showers and thunderstorms likely between 11pm and 1am, then a slight chance of showers and thunderstorms. Mostly cloudy, with a low around 71. Southwest wind around 6 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible.
80°F

Conditions

Wind: 5 mph S
Humidity: 79%
Probability of Precipitation: 59%

Hourly Forcast (next 12 hours)

12 AM 1 AM 2 AM 3 AM 4 AM 5 AM 6 AM 7 AM 8 AM 9 AM 10 AM 11 AM 12 PM
80° 78° 76° 74° 73° 73° 73° 73° 72° 72° 71° 72° 74°

Upcoming Week

Day Forecast High Low
Tonight
Showers And Thunderstorms Likely
Showers and thunderstorms likely before 10pm, then a chance of showers and thunderstorms between 10pm and 11pm, then showers and thunderstorms likely between 11pm and 1am, then a slight chance of showers and thunderstorms. Mostly cloudy, with a low around 71. Southwest wind around 6 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible.
81°F 71°F
Tuesday
Showers And Thunderstorms Likely
A slight chance of rain showers before 11am, then showers and thunderstorms likely between 11am and 5pm, then showers and thunderstorms likely. Partly sunny, with a high near 79. West wind around 6 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
81°F 71°F
Tuesday Night
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 8pm, then a chance of showers and thunderstorms between 8pm and 10pm, then a slight chance of showers and thunderstorms between 10pm and 2am. Mostly cloudy, with a low around 68. West wind around 5 mph. Chance of precipitation is 50%. New rainfall amounts between a half and three quarters of an inch possible.
81°F 71°F
Wednesday
Mostly Sunny
Mostly sunny, with a high near 83. Northwest wind around 5 mph.
81°F 71°F
Wednesday Night
Mostly Clear
Mostly clear, with a low around 64. Northwest wind around 5 mph.
81°F 71°F
Thursday
Sunny then Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms after 2pm. Sunny, with a high near 84. Chance of precipitation is 20%.
81°F 71°F
Thursday Night
Slight Chance Showers And Thunderstorms then Mostly Clear
A slight chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 61.
81°F 71°F
Independence Day
Sunny
Sunny, with a high near 83.
81°F 71°F
Friday Night
Partly Cloudy
Partly cloudy, with a low around 62.
81°F 71°F
Saturday
Mostly Sunny
Mostly sunny, with a high near 85.
81°F 71°F
Saturday Night
Partly Cloudy
Partly cloudy, with a low around 67.
81°F 71°F
Sunday
Mostly Sunny then Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 89.
81°F 71°F
Sunday Night
Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 70.
81°F 71°F
Monday
Slight Chance Rain Showers then Chance Showers And Thunderstorms
A slight chance of rain showers before 2pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 87.
81°F 71°F
Data provided by weather.gov