Weather Forecast and Radar for Allentown, New Jersey

Weather in Allentown, NJ

Allentown, New Jersey, United States has a humid subtropical climate with mild winters and hot, humid summers.

In the winter months, the average temperature is 6°C (43°F) with highs of 10°C (50°F) and lows of 0°C (32°F). Snow is common during this time of year with an average total of 8 cm (3.1 in) of snowfall.

In the spring months, the average temperature is 15°C (59°F) with highs of 20°C (68°F) and lows of 9°C (48°F). Rain is common during this time of year with an average total of 70 mm (2.8 in) of rainfall.

In the summer months, the average temperature is 25°C (77°F) with highs of 30°C (86°F) and lows of 19°C (66°F). Rain is common during this time of year with an average total of 95 mm (3.7 in) of rainfall.

In the fall months, the average temperature is 15°C (59°F) with highs of 20°C (68°F) and lows of 9°C (48°F). Rain is common during this time of year with an average total of 70 mm (2.8 in) of rainfall.

Fast Facts About Allentown, NJ

As of 2020, the city population is 1740.

Major Cities Nearby Allentown, NJ

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