Summit Lake Weather Forecast
- -4
- 9
Blowing Snow
- 18
- 25
Partly Sunny
- 10
- 35
Slight Chance Snow
- 13
- 23
Chance Snow
- 28
- 38
Mostly Sunny
- 12
- 44
Breezy
Today 22 Feb Grant
Partly sunny. Highs around 11. Northwest Winds 15 to 20 Mph with Gusts up to 30 Mph. Wind chill Values as low as 21 below.
Tonight 22 Feb Grant
Partly cloudy. Cold with Lows around 4 below. North Winds 10 to 15 Mph.
Summit Lake Temperature Statistics
February Temperature
Sisseton, Sisseton Municipal Airport (26.1 miles)
Lowest 3 February, 2026
-2.9 °FAverage February
29.3 °FHighest 15 February, 2026
60.1 °F
Climate (2021–Present)
Sisseton, Sisseton Municipal Airport (26.1 miles)
Average Low 2021–2026
36.2 °FAverage 2021–2026
46.8 °FAverage High 2021–2026
57.4 °F