Sumner Weather Forecast
- 59
- 78
Partly Sunny
- 62
- 79
Chance Thunderstorms
- 60
- 77
Thunderstorms Likely
- 59
- 74
Rain Showers Likely
- 59
- 75
Chance Rain Showers
- 58
- 76
Partly Sunny
Today 17 Aug Bremer
Mostly sunny. High in the upper 70s. East wind near 5 Mph.
Tonight 17 Aug Bremer
Partly cloudy. Low in the upper 50s. Southeast wind near 5 Mph.
Sumner Temperature Statistics
August Temperature
Oelwein Municipal Airport (12.4 miles)
Lowest 9 August, 2022
55.4 °FAverage August
70.9 °FHighest 2 August, 2022
87.8 °F
Climate (2010–Present)
Oelwein Municipal Airport (12.4 miles)
Average Low 2010–Present
38.5 °FAverage 2010–Present
47.9 °FAverage High 2010–Present
57.2 °F