Sweet Marsh State Wildlife Management Area Weather Forecast
- 65
- 80
Increasing Clouds
- 75
- 87
Breezy
- 77
- 92
Breezy
- 74
- 92
Chance Thunderstorms
- 74
- 91
Slight Chance Thunderstorms
- 73
- 92
Chance Thunderstorms
Today 27 Jun Bremer
Partly cloudy. Highs around 80. East Winds 5 to 10 Mph, becoming southeast 10 to 15 Mph this afternoon.
Tonight 27 Jun Bremer
Mostly cloudy. A slight chance of Showers and Thunderstorms after midnight. Humid with Lows in the mid 60s. Southeast Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 20 percent.
Sweet Marsh State Wildlife Management Area Temperature Statistics
June Temperature
Oelwein Municipal Airport (16.2 miles)
Lowest 15 June, 2026
48.2 °FAverage June
67.7 °FHighest 4 June, 2026
86 °F
Climate (2021–2026)
Oelwein Municipal Airport (16.2 miles)
Average Low 2021–2026
38.8 °FAverage 2021–2026
48.6 °FAverage High 2021–2026
58.3 °F