Belle Fourche National Wildlife Refuge Weather Forecast
- 70
- 93
Chance Thunderstorms
- 67
- 99
Hot
- 64
- 95
Mostly Sunny
- 64
- 87
Chance Rain Showers
- 64
- 90
Slight Chance Thunderstorms
- 64
- 90
Chance Rain Showers
Today 18 Jul Butte
Mostly sunny with a slight chance of Showers and Thunderstorms. Breezy with Highs in the lower 90s. Southeast Winds 15 to 25 Mph with Gusts up to 35 Mph. Chance of rain 20 percent.
Tonight 18 Jul Butte
Mostly cloudy with a chance of Showers and Thunderstorms in the Evening, then partly cloudy with a slight chance of Showers after midnight. Lows in the upper 60s. Southeast Winds 10 to 20 Mph. Gusts up to 35 Mph, decreasing to 25 Mph after midnight. Chance of rain 50 percent.
Belle Fourche National Wildlife Refuge Temperature Statistics
July Temperature
Spearfish / Clyde Ice (16.8 miles)
Lowest 1 July, 2026
53.6 °FAverage July
79.9 °FHighest 12 July, 2026
105.8 °F
Climate (2021–2026)
Spearfish / Clyde Ice (16.8 miles)
Average Low 2021–2026
36.6 °FAverage 2021–2026
48.1 °FAverage High 2021–2026
59 °F