Oneka Lake Weather Forecast
- 56
- 69
Slight Chance Rain Showers
- 57
- 72
Mostly Cloudy
- 56
- 68
Rain Showers
- 54
- 70
Slight Chance Rain Showers
- 48
- 68
Partly Sunny
- 47
- 64
Partly Sunny
Today 27 Sep Washington
Mostly cloudy. A 50 percent chance of rain Showers in the morning. Highs in the upper 60s. South Winds up to 5 Mph.
Tonight 27 Sep Washington
Mostly cloudy. Patchy fog after midnight. Lows in the mid 50s. Light Winds.
Oneka Lake Temperature Statistics
September Temperature
Minneapolis / Blaine (11.8 miles)
Lowest 22 September, 2026
42.6 °FAverage September
62.7 °FHighest 1 September, 2026
87.8 °F
Climate (2021–2026)
Minneapolis / Blaine (11.8 miles)
Average Low 2021–2026
39.1 °FAverage 2021–2026
46.7 °FAverage High 2021–2026
57.4 °F