Weather in Grand Junction in August
How warm is it in Grand Junction in August?
In August the typical daytime high in Grand Junction is 30.6 °C on average, from 31.7 °C at the start to 29.3 °C at the end of the month.
That is 1.6 °C cooler than in July and 4.7 °C warmer than in September.
The last 10 years were 1.6 °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.