Typical Weather

Grand Junction · United States

Weather in Grand Junction in September

In September the typical daytime high in Grand Junction is 25.8 °C on average, from 29.2 °C at the start to 22.3 °C at the end of the month.

The last 10 years were 1.4 °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 Ft Duchesne (176 km) and Chama (295 km); nearer ones count more.