Squam Lake Weather Forecast
- 69
- 87
Isolated Thunderstorms
- 62
- 78
Rain Showers
- 54
- 70
Mostly Sunny
- 61
- 74
Chance Rain Showers
- 56
- 71
Chance Rain Showers
- 55
- 73
Mostly Sunny
- 60
- 75
Slight Chance Thunderstorms
Today 16 Jul Belknap
Mostly sunny. Hot with Highs in the lower 90s. Light and variable Winds.
Tonight 16 Jul Belknap
Mostly clear this Evening, then becoming partly cloudy. Lows in the lower 70s. Light and variable Winds. Heat index Values in the lower 90s early this evening.
Squam Lake Temperature Statistics
July Temperature
Plymouth Municipal Airport (11.2 miles)
Lowest 5 July, 2025
48.4 °FAverage July
71.3 °FHighest 6 July, 2025
91.4 °F
Climate (2020–Present)
Plymouth Municipal Airport (11.2 miles)
Average Low 2020–2025
36.8 °FAverage 2020–2025
46.8 °FAverage High 2020–2025
57.1 °F