Grand Junction Weather Forecast
- 66
- 100
Hot
- 67
- 100
Hot
- 69
- 101
Slight Chance Thunderstorms
- 69
- 100
Slight Chance Thunderstorms
- 68
- 97
Chance Thunderstorms
- 65
- 91
Rain Showers Likely
Today 19 Aug Grand Valley
Clear. Highs 95 to 100. East Winds 10 to 15 Mph Late, becoming light.
Tonight 19 Aug Grand Valley
Mostly clear. Lows in the 60s. East Winds 10 to 15 Mph after midnight.
Grand Junction Temperature Statistics
August Temperature
Grand Junction Regional Airport (4.3 miles)
Lowest 11 August, 2025
56.6 °FAverage August
81.4 °FHighest 7 August, 2025
101.6 °F
Climate (2020–Present)
Grand Junction Regional Airport (4.3 miles)
Average Low 2020–2025
42.9 °FAverage 2020–2025
55.5 °FAverage High 2020–2025
68.4 °F