Cottage Grove Weather Forecast
- 46
- 68
Decreasing Clouds
- 54
- 75
Mostly Sunny
- 36
- 73
Rain Showers Likely
- 29
- 43
Chance Snow Showers
- 30
- 47
Mostly Sunny
- 42
- 58
Mostly Sunny
Today 15 Apr Washington
Partly cloudy then becoming partly sunny until late afternoon then becoming mostly sunny. Patchy fog early in the morning. A 20 percent chance of rain Showers late in the afternoon. Highs in the upper 60s. Northeast Winds up to 5 Mph.
Tonight 15 Apr Washington
Partly cloudy. Lows in the mid 40s. East Winds up to 5 Mph.
Cottage Grove Temperature Statistics
April Temperature
South St. Paul Municipal-Richard E. Flemi (4.3 miles)
Lowest 7 April, 2026
20.1 °FAverage April
42 °FHighest 12 April, 2026
81.3 °F
Climate (2021–Present)
South St. Paul Municipal-Richard E. Flemi (4.3 miles)
Average Low 2021–2026
39.9 °FAverage 2021–2026
48.6 °FAverage High 2021–2026
57.2 °F