Middletown, in Pennsylvania, United States, is home to roughly 9,100 people in the Eastern Time Zone at 40.2°N latitude.
In 2025, Middletown averaged an annual temperature of 54°F, with hottest temperatures reaching 96°F in June and lowest around -0°F in January. The city received approximately 39 inches of precipitation during the year.
View historical weather for Middletown · More cities in Pennsylvania