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August 8th, 2026 :: 12:49 pm EDT   

Local Weather Report for
Mercer
Pennsylvania, United States

 Mercer Weather Forecast Summary  
 
Today
Aug 8th
Sunday
Aug 9th
Monday
Aug 10th
Tuesday
Aug 11th
Wednesday
Aug 12th
Mix of Sun and Cloud Sunny Mostly Sunny Thundershowers Mostly Sunny
79°F
83°F
65°F
81°F
65°F
84°F
66°F
80°F
62°F
 
 Mercer Detailed Weather Forecast  
 
Saturday, August 8th, 2026
Afternoon Temperature: 78°F
Mostly sunny with a chance of showers or thundershowers. Windy at times.
Evening Temperature: 70°F
Mostly clear with a chance of showers or thundershowers.
Sunday, August 9th, 2026
Overnight Temperature: 66°F
Mostly clear with a chance of showers or thundershowers.
Morning Temperature: 71°F
Sunny. Chance of a thunderstorm.
Afternoon Temperature: 83°F
Sunny. Slight chance of a thunderstorm.
Evening Temperature: 68°F
Clear.
Monday, August 10th, 2026
Overnight Temperature: 66°F
A mix of cloudy and clear skies with a chance of showers.
Morning Temperature: 72°F
Mostly sunny with a slight chance of showers or thundershowers. Windy at times.
Afternoon Temperature: 80°F
Sunny with cloudy periods with a chance of showers or thundershowers. Windy at times.
Evening Temperature: 71°F
Mostly clear. Chance of a thunderstorm.
Tuesday, August 11th, 2026
Overnight Temperature: 66°F
Mostly cloudy with a chance of showers. Slight chance of a thunderstorm.
Morning Temperature: 72°F
Mostly sunny with a chance of showers or thundershowers. Windy at times.
Afternoon Temperature: 77°F
Mostly cloudy with showers likely. Chance of a thunderstorm. Windy at times.
Evening Temperature: 69°F
Mostly clear with a chance of showers. Slight chance of a thunderstorm. Windy at times.
Wednesday, August 12th, 2026
Overnight Temperature: 66°F
A mix of cloudy and clear skies with a chance of showers.
Morning Temperature: 71°F
A mix of sun and cloud with a chance of showers or thundershowers.
Afternoon Temperature: 80°F
Sunny. Chance of a thunderstorm. Windy at times.
Evening Temperature: 65°F
Mostly clear.
Thursday, August 13th, 2026
Overnight Temperature: 59°F
Mostly clear.
Morning Temperature: 69°F
Mostly sunny.
Afternoon Temperature: 76°F
A mix of sun and cloud. Windy at times.
Evening Temperature: 67°F
Cloudy with a few showers.
Friday, August 14th, 2026
Overnight Temperature: 67°F
A mix of cloudy and clear skies with a few showers. Windy at times.
Morning Temperature: 66°F
Sunny.
Afternoon Temperature: 75°F
Sunny. Windy at times.
Evening Temperature: 60°F
Mostly clear.
Saturday, August 15th, 2026
Overnight Temperature: 56°F
Mostly clear.
Morning Temperature: 65°F
Mostly sunny.
Afternoon Temperature: 72°F
A mix of cloud and sun.
Evening Temperature: 63°F
Mostly cloudy.
Sunday, August 16th, 2026
Overnight Temperature: 55°F
Clear with cloudy periods.
Morning Temperature: 63°F
Mostly sunny.
Afternoon Temperature: 70°F
A mix of sun and cloud with a chance of showers.
Evening Temperature: 58°F
Mostly clear.





 

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This WeatherCity Weather Forecast for Mercer, Pennsylvania, United States is computed using a computer-generated forecast model and should be considered experimental. Please confirm this weather information with your official weather information office

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