Coraopolis (PA) Weather & Climate: Best Time to Visit

Depending on the time of the year, temperatures range from comfortable to chilly in Coraopolis. On average, daytime temperatures range from a comfortable 28°C (82°F) in July to a chilly 2°C (36°F) in January.

Nighttime temperatures range from 18°C (64°F) in July to -7°C (19°F) in January.

Check out our detailed temperature page for more information.

Temperature ranges by month

Generally, Coraopolis has a moderate amount of precipitation, averaging 981 mm (39 in) of rain/snowfall annually. The amount of precipitation varies moderately throughout the year. The wettest month, June, sees around 117 mm (4.6 in) of rainfall, perfect for those who enjoy a bit of rain now and then. The driest month, November, still receives a respectable 58 mm (2.3 in) of rainfall. For more details, please visit our Coraopolis Precipitation page.

The mean monthly precipitation over the year, including rain, hail, and snow

The average number of days each month with precipitation

In Coraopolis, summer days are longer and more sunny, with daily sunshine hours peaking at 8.5 hours in July. As the darker season arrives, the brightness of the sun becomes less. December sees a soft sun for only 2.4 hours per average day.

Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Daily hours of sunshine

Daily percentage of sunshine

The relative humidity is high throughout the year in Coraopolis.

The city experiences its highest humidity in September, reaching 72%. In April, the humidity drops to its lowest level at 59%. What does this mean? Read our detailed page on humidity levels for further details.

Relative humidity over the year

The average wind speed over the year ranges from 2 m/s (4 knots) to 4 m/s (8 knots). It is lower in August and higher in January, February, March, April, November and December. What does this mean?

The mean monthly wind speed over the year (meters per second)