Weather in Erie in September
How warm is it in Erie in September?
In September the typical daytime high in Erie is 22.6 °C on average, from 25.2 °C at the start to 19.5 °C at the end of the month.
That is 3.9 °C cooler than in August and 6.7 °C warmer than in October.
The last 10 years were 1.5 °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 Toronto (180 km) and Morgantown Muni Ap (276 km); nearer ones count more.