Sweet Marsh State Wildlife Management Area Weather Forecast
- 32
- 44
Increasing Clouds
- 32
- 42
Rain
- 26
- 38
Snow Likely
- 15
- 31
Chance Snow
- 18
- 24
Partly Sunny
- 27
- 37
Partly Sunny
Today 7 Jan Bremer
Areas of fog and dense freezing fog early this morning. Mostly sunny. Highs in the mid 40s. South Winds 10 to 15 Mph.
Tonight 7 Jan Bremer
Mostly clear in the Evening, then becoming mostly cloudy. Lows in the lower 30s. South Winds 5 to 10 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
22.7 °FHighest 5 January, 2026
35.6 °F
Climate (2021–Present)
Oelwein Municipal Airport (16.2 miles)
Average Low 2021–2026
38.5 °FAverage 2021–2026
48.2 °FAverage High 2021–2026
57.9 °F