Typical Weather

Harrisburg · United States

Weather in Harrisburg in September

In September the typical daytime high in Harrisburg is 25.1 °C on average, from 27.7 °C at the start to 22.1 °C at the end of the month.

The last 10 years were 2.8 °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.

Measured at the weather station Carlisle Wtp, 26 km away.