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May 13th, 2026 :: 3:03 pm EDT   

Local Weather Report for
Monaca
Pennsylvania, United States

 Monaca Weather Forecast Summary  
 
Today
May 13th
Thursday
May 14th
Friday
May 15th
Saturday
May 16th
Sunday
May 17th
Mix of Cloud and Sun Mix of Cloud and Sun Mostly Sunny Thundershowers Thundershowers
59°F
50°F
43°F
63°F
42°F
73°F
47°F
75°F
62°F
 
 Monaca Detailed Weather Forecast  
 
Wednesday, May 13th, 2026
Afternoon Temperature: 57°F
Sunny with cloudy periods with a chance of showers. Slight chance of a thunderstorm. Windy at times.
Evening Temperature: 48°F
A mix of cloudy and clear skies with a chance of showers. Windy at times.
Thursday, May 14th, 2026
Overnight Temperature: 44°F
A mix of cloudy and clear skies.
Morning Temperature: 45°F
A mix of cloud and sun with a slight chance of showers. Windy at times.
Afternoon Temperature: 48°F
A mix of cloud and sun with a slight chance of showers. Windy at times.
Evening Temperature: 48°F
A mix of cloudy and clear skies. Windy at times.
Friday, May 15th, 2026
Overnight Temperature: 44°F
Clear with cloudy periods.
Morning Temperature: 50°F
Mostly sunny.
Afternoon Temperature: 61°F
A mix of sun and cloud.
Evening Temperature: 51°F
Mostly clear.
Saturday, May 16th, 2026
Overnight Temperature: 49°F
A mix of cloudy and clear skies.
Morning Temperature: 55°F
Cloudy with sunny periods with a slight chance of showers.
Afternoon Temperature: 72°F
Mostly cloudy with a slight chance of showers or thundershowers. Windy at times.
Evening Temperature: 65°F
A mix of cloudy and clear skies with a few showers. Chance of a thunderstorm.
Sunday, May 17th, 2026
Overnight Temperature: 62°F
Mostly cloudy with showers likely.
Morning Temperature: 66°F
Mostly cloudy with a chance of showers. Slight chance of a thunderstorm.
Afternoon Temperature: 73°F
Mostly sunny with a chance of showers or thundershowers.
Evening Temperature: 68°F
Clear with cloudy periods with a chance of showers or thundershowers.
Monday, May 18th, 2026
Overnight Temperature: 63°F
Mostly clear.
Morning Temperature: 72°F
Sunny. Chance of a thunderstorm.
Afternoon Temperature: 85°F
Sunny. Chance of a thunderstorm.
Evening Temperature: 67°F
Mostly clear with a chance of showers. Slight chance of a thunderstorm. Windy at times.
Tuesday, May 19th, 2026
Overnight Temperature: 64°F
Mostly clear with a chance of showers.
Morning Temperature: 72°F
Sunny with cloudy periods. Slight chance of a thunderstorm.
Afternoon Temperature: 86°F
A mix of cloud and sun. Chance of a thunderstorm. Windy at times.
Evening Temperature: 69°F
A mix of cloudy and clear skies with a chance of showers. Slight chance of a thunderstorm.
Wednesday, May 20th, 2026
Overnight Temperature: 65°F
Mostly cloudy with a chance of showers.
Morning Temperature: 60°F
Cloudy with a chance of showers. Windy at times.
Afternoon Temperature: 61°F
Sunny with cloudy periods with a chance of showers. Windy at times.
Evening Temperature: 56°F
Mostly clear.
Thursday, May 21st, 2026
Overnight Temperature: 49°F
Mostly clear.
Morning Temperature: 59°F
Sunny.
Afternoon Temperature: 73°F
Sunny.
Evening Temperature: 62°F
Clear.





 

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This WeatherCity Weather Forecast for Monaca, 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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