Mandan Lake Weather Forecast
- 27
- 40
Increasing Clouds
- 35
- 44
Partly Sunny
- 24
- 44
Mostly Cloudy
- 29
- 38
Mostly Cloudy
- 19
- 40
Breezy
- 10
- 26
Blustery
Today 11 Jan Oliver
Partly cloudy. Highs in the upper 30s. Southwest Winds 5 to 10 Mph, becoming west 5 to 15 Mph with Gusts up to 25 Mph.
Tonight 11 Jan Oliver
Increasing Clouds. Not as cold. Lows in the upper 20s. West Winds 5 to 10 Mph.
Mandan Lake Temperature Statistics
January Temperature
HAZEN (18.6 miles)
Lowest 1 January, 2026
10.4 °FAverage January
24.1 °FHighest 7 January, 2026
42.8 °F
Climate (2021–Present)
HAZEN (18.6 miles)
Average Low 2021–2026
30.1 °FAverage 2021–2026
43.1 °FAverage High 2021–2026
55 °F