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May 15th, 2026 :: 10:53 pm EDT   

Local Weather Report for
Derry
Pennsylvania, United States

 Derry Weather Forecast Summary  
 
Today
May 15th
Saturday
May 16th
Sunday
May 17th
Monday
May 18th
Tuesday
May 19th
Mostly Sunny Mix of Sun and Cloud Mostly Cloudy Mostly Sunny Mostly Sunny
63°F
73°F
45°F
73°F
60°F
86°F
59°F
85°F
60°F
 
 Derry Detailed Weather Forecast  
 
Friday, May 15th, 2026
Evening Temperature: 49°F
Clear with cloudy periods.
Saturday, May 16th, 2026
Overnight Temperature: 48°F
A mix of clear and cloudy skies.
Morning Temperature: 63°F
Sunny with cloudy periods.
Afternoon Temperature: 72°F
A mix of cloud and sun. Windy at times.
Evening Temperature: 61°F
Mostly clear.
Sunday, May 17th, 2026
Overnight Temperature: 61°F
Cloudy with a slight chance of showers.
Morning Temperature: 61°F
Mostly cloudy with a slight chance of showers.
Afternoon Temperature: 68°F
A mix of cloud and sun with a slight chance of showers or thundershowers.
Evening Temperature: 64°F
Clear with cloudy periods with a slight chance of showers or thundershowers.
Monday, May 18th, 2026
Overnight Temperature: 60°F
Mostly clear.
Morning Temperature: 72°F
Sunny. Chance of a thunderstorm.
Afternoon Temperature: 84°F
Mostly sunny. Chance of a thunderstorm.
Evening Temperature: 64°F
Mostly clear with a chance of showers.
Tuesday, May 19th, 2026
Overnight Temperature: 61°F
Mostly clear with a slight chance of showers.
Morning Temperature: 73°F
Sunny. Chance of a thunderstorm. Windy at times.
Afternoon Temperature: 84°F
Mostly sunny. Chance of a thunderstorm. Windy at times.
Evening Temperature: 67°F
Clear with cloudy periods with showers likely. Slight chance of a thunderstorm.
Wednesday, May 20th, 2026
Overnight Temperature: 61°F
A mix of cloudy and clear skies with a chance of showers.
Morning Temperature: 67°F
A mix of sun and cloud. Windy at times.
Afternoon Temperature: 66°F
Mostly cloudy with showers likely. Chance of a thunderstorm. Windy at times.
Evening Temperature: 55°F
Mostly cloudy with a chance of showers.
Thursday, May 21st, 2026
Overnight Temperature: 49°F
A mix of cloudy and clear skies.
Morning Temperature: 49°F
Cloudy.
Afternoon Temperature: 59°F
Mostly sunny.
Evening Temperature: 48°F
Clear with cloudy periods.
Friday, May 22nd, 2026
Overnight Temperature: 45°F
A mix of cloudy and clear skies.
Morning Temperature: 54°F
Sunny.
Afternoon Temperature: 66°F
Sunny.
Evening Temperature: 53°F
Clear.
Saturday, May 23rd, 2026
Overnight Temperature: 46°F
Clear.
Morning Temperature: 61°F
Sunny.
Afternoon Temperature: 75°F
Mostly sunny.
Evening Temperature: 62°F
A mix of cloudy and clear skies. Windy at times.





 

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This WeatherCity Weather Forecast for Derry, 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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