Square Lake Weather Forecast
- 60
- 69
Rain Showers Likely
- 55
- 84
Mostly Sunny
- 58
- 81
Mostly Sunny
- 62
- 83
Partly Sunny
- 56
- 80
Slight Chance Thunderstorms
- 56
- 78
Partly Sunny
- 61
- 82
Slight Chance Thunderstorms
Today 31 Jul Washington
Cooler, Showers. Near steady temperature in the upper 60s. Northeast Winds 10 to 15 Mph. Chance of Showers near 100 percent.
Tonight 31 Jul Washington
Mostly cloudy. A 50 percent chance of Showers in the evening. Lows around 60. North Winds up to 10 Mph.
Square Lake Temperature Statistics
July Temperature
Lake Elmo Airport (10.6 miles)
Lowest 23 July, 2026
48.2 °FAverage July
75 °FHighest 27 July, 2026
96.8 °F
Climate (2021–2026)
Lake Elmo Airport (10.6 miles)
Average Low 2021–2026
36.6 °FAverage 2021–2026
46.1 °FAverage High 2021–2026
55.2 °F