Weather Forecast and Radar for Allentown, Pennsylvania

Weather in Allentown, PA

Allentown, Pennsylvania, experiences four distinct seasons throughout the year. In the winter months (December - February), temperatures typically range from the mid-30s to the low-50s Fahrenheit. January is typically the coldest month, with average temperatures of 32°F. Snowfall is common during this time of year, with an average of 24 inches of snow each season.

The spring months (March - May) in Allentown bring milder temperatures, with an average temperature of 51°F in April. Rainfall is common during the spring, with an average of 4-5 inches of rain each month.

The summer months (June - August) are hot and humid in Allentown. Temperatures range from the low-70s to the mid-90s Fahrenheit, with an average temperature of 82°F in July. Rainfall is still common during the summer, with an average of 4-5 inches of rain each month.

Autumn (September - November) brings cooler temperatures, with an average temperature of 58°F in October. Rainfall is still common during this time of year, with an average of 4-5 inches of rain each month.

Overall, Allentown experiences a range of temperatures throughout the year, from the cold winters to the hot summers. Rainfall is common during all seasons, with an average of 4-5 inches of rain each month.

Fast Facts About Allentown, PA

As of 2020, the city population is 688658.

Major Cities Nearby Allentown, PA

This map shows the current & 7-day weather forecast, weather alerts, and weather radar for Allentown, Pennsylvania.