Fort Pierre National Grassland Weather Forecast
- -2
- 10
Slight Chance Snow
- 27
- 36
Chance Rain
- 19
- 38
Mostly Cloudy
- 24
- 37
Mostly Cloudy
- 21
- 38
Mostly Cloudy
- 22
- 33
Mostly Cloudy
Today 30 Jan Lyman
Mostly cloudy this Morning, then clearing. Colder with Highs around 11. Northeast Winds 10 to 15 Mph.
Tonight 30 Jan Lyman
Mostly clear in the Evening, then becoming partly cloudy. Cold with Lows around 4 below. Southeast Winds 10 to 15 Mph. Wind chill Values as low as 23 below.
Fort Pierre National Grassland Temperature Statistics
January Temperature
Pierre, Pierre Regional Airport (15.5 miles)
Lowest 23 January, 2026
-16.3 °FAverage January
23 °FHighest 12 January, 2026
60.7 °F
Climate (2021–Present)
Pierre, Pierre Regional Airport (15.5 miles)
Average Low 2021–2026
36.8 °FAverage 2021–2026
48.7 °FAverage High 2021–2026
61.2 °F