Gregg Lake Weather Forecast
- 60
- 91
Mostly Sunny
- 63
- 96
Mostly Sunny
- 64
- 99
Hot
- 65
- 99
Hot
- 64
- 97
Hot
- 65
- 97
Hot
- 64
- 95
Mostly Sunny
Today 10 Jul Box Butte
Sunny, hot with Highs in the upper 80s. East Winds 5 to 10 Mph.
Tonight 10 Jul Box Butte
Mostly clear. Lows around 60. South Winds 5 to 10 Mph with Gusts up to 20 Mph.
Gregg Lake Temperature Statistics
July Temperature
Chadron, Chadron Municipal Airport (29.2 miles)
Lowest 1 July, 2026
53.1 °FAverage July
78.3 °FHighest 7 July, 2026
100.9 °F
Climate (2021–2026)
Chadron, Chadron Municipal Airport (29.2 miles)
Average Low 2021–2026
35.9 °FAverage 2021–2026
50.1 °FAverage High 2021–2026
64.4 °F