Mill Hollow Reservoir Weather Forecast
- 50
- 76
Rain Showers Likely
- 50
- 69
Chance Thunderstorms
- 48
- 73
Partly Sunny
- 41
- 64
Slight Chance Thunderstorms
- 33
- 53
Mostly Sunny
- 40
- 59
Mostly Sunny
Today 24 Jun Western Uinta Mountains
Sunny in the Morning, then partly cloudy with a 20 percent chance of Showers and Thunderstorms in the afternoon. Patchy smoke through the day. Some Thunderstorms may produce strong gusty Winds in the afternoon. Highs around 80.
Tonight 24 Jun Western Uinta Mountains
Mostly cloudy with a chance of rain Showers and a slight chance of Thunderstorms in the Evening, then partly cloudy with a slight chance of Showers and Thunderstorms after midnight. Patchy smoke through the night. Some Thunderstorms may produce strong gusty Winds in the evening. Lows in the mid 40s. Chance of precipitation 50 percent.
Mill Hollow Reservoir Temperature Statistics
June Temperature
Provo, Provo Municipal Airport (37.3 miles)
Lowest 11 June, 2026
48.9 °FAverage June
72.8 °FHighest 19 June, 2026
93.9 °F
Climate (2021–2026)
Provo, Provo Municipal Airport (37.3 miles)
Average Low 2021–2026
42.5 °FAverage 2021–2026
53.2 °FAverage High 2021–2026
64.3 °F