Weather in Allentown in August
How warm is it in Allentown in August?
In August the typical daytime high in Allentown is 29.0 °C on average, from 29.8 °C at the start to 27.9 °C at the end of the month.
That is 1.4 °C cooler than in July and 3.8 °C warmer than in September.
The last 10 years were 1.3 °C warmer than more than 40 years ago.
Click a day for more: afternoon and night, the usual range, records and how fast it is warming.
The average of the weather stations Newark Liberty Intl Ap (112 km), Ny City Cntrl Park (130 km) and Carlisle Wtp (150 km); nearer ones count more.