Sweet Marsh State Wildlife Management Area Weather Forecast
- 9
- 23
Blustery
- 25
- 30
Chance Snow
- 5
- 32
Chance Snow
- -1
- 10
Mostly Cloudy
- 3
- 16
Partly Sunny
- 1
- 14
Partly Sunny
Today 14 Jan Bremer
Mostly Cloudy, then becoming mostly sunny this Morning, then becoming sunny. Windy and much cooler with Highs in the lower 20s. North Winds 20 to 30 Mph with Gusts up to 40 Mph.
Tonight 14 Jan Bremer
Mostly clear. Lows around 10 above. Northwest Winds 10 to 15 Mph.
Sweet Marsh State Wildlife Management Area Temperature Statistics
January Temperature
Oelwein Municipal Airport (16.2 miles)
Lowest 1 January, 2026
8.6 °FAverage January
27.5 °FHighest 8 January, 2026
42.8 °F
Climate (2021–Present)
Oelwein Municipal Airport (16.2 miles)
Average Low 2021–2026
38.5 °FAverage 2021–2026
48.3 °FAverage High 2021–2026
57.9 °F