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May 17th, 2026 :: 3:44 pm EDT   

Local Weather Report for
Rochester
Pennsylvania, United States

 Rochester Weather Forecast Summary  
 
Today
May 17th
Monday
May 18th
Tuesday
May 19th
Wednesday
May 20th
Thursday
May 21st
Mostly Sunny Mostly Sunny Mostly Sunny Mostly Cloudy Mostly Sunny
78°F
88°F
62°F
86°F
62°F
68°F
48°F
72°F
42°F
 
 Rochester Detailed Weather Forecast  
 
Sunday, May 17th, 2026
Afternoon Temperature: 78°F
Mostly sunny. Chance of a thunderstorm.
Evening Temperature: 68°F
Mostly clear. Chance of a thunderstorm.
Monday, May 18th, 2026
Overnight Temperature: 62°F
Clear.
Morning Temperature: 73°F
Sunny. Chance of a thunderstorm.
Afternoon Temperature: 87°F
Sunny. Chance of a thunderstorm. Windy at times.
Evening Temperature: 71°F
Mostly clear with a slight chance of showers or thundershowers.
Tuesday, May 19th, 2026
Overnight Temperature: 63°F
Clear with a slight chance of showers.
Morning Temperature: 73°F
Mostly sunny. Slight chance of a thunderstorm. Windy at times.
Afternoon Temperature: 86°F
A mix of cloud and sun. Chance of a thunderstorm. Windy at times.
Evening Temperature: 73°F
Clear with cloudy periods with a chance of showers or thundershowers.
Wednesday, May 20th, 2026
Overnight Temperature: 66°F
A mix of cloudy and clear skies with a chance of showers.
Morning Temperature: 62°F
Cloudy with a chance of showers.
Afternoon Temperature: 60°F
Mostly cloudy with a chance of showers. Windy at times.
Evening Temperature: 52°F
Clear with cloudy periods. Windy at times.
Thursday, May 21st, 2026
Overnight Temperature: 43°F
Mostly clear.
Morning Temperature: 53°F
Sunny with cloudy periods.
Afternoon Temperature: 70°F
Mostly sunny.
Evening Temperature: 60°F
Clear with cloudy periods.
Friday, May 22nd, 2026
Overnight Temperature: 57°F
Mostly cloudy.
Morning Temperature: 56°F
Cloudy with a chance of showers.
Afternoon Temperature: 63°F
Mostly cloudy with showers likely. Windy at times.
Evening Temperature: 66°F
Clear with showers likely. Slight chance of a thunderstorm. Windy at times.
Saturday, May 23rd, 2026
Overnight Temperature: 60°F
Cloudy with a chance of showers. Windy at times.
Morning Temperature: 57°F
Mostly cloudy.
Afternoon Temperature: 66°F
Mostly cloudy.
Evening Temperature: 56°F
Clear with cloudy periods.
Sunday, May 24th, 2026
Overnight Temperature: 51°F
Clear.
Morning Temperature: 63°F
Sunny.
Afternoon Temperature: 77°F
Sunny.
Evening Temperature: 66°F
Clear.
Monday, May 25th, 2026
Overnight Temperature: 60°F
Clear.
Morning Temperature: 70°F
Mostly sunny.
Afternoon Temperature: 83°F
Mostly sunny. Slight chance of a thunderstorm.
Evening Temperature: 67°F
A mix of cloudy and clear skies with showers likely. Slight chance of a thunderstorm.





 

  [ Local Weather Report ]
Beaver, PA 
 
East Rochester, PA 
 
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Freedom, PA 
 
Fallston, PA 
2:55 PM  86°F
Overcast
 
New Brighton, PA 
2:55 PM  86°F
Overcast
 
Patterson Heights, PA 
2:55 PM  86°F
Overcast
 
Conway, PA 
 
Aliquippa, PA 
 
Eastvale, PA 
2:55 PM  86°F
Overcast

 
This WeatherCity Weather Forecast for Rochester, 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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