Mason Lake Weather Forecast
- 56
- 84
Becoming Sunny
- 52
- 74
Partly Sunny
- 51
- 72
Partly Sunny
- 52
- 73
Partly Sunny
- 52
- 72
Partly Sunny
- 54
- 77
Partly Sunny
Today 17 Jul Olympia and Southern Puget Sound
Sunny. Highs in the 80s. Light wind becoming northwest to 10 Mph in the afternoon.
Tonight 17 Jul Olympia and Southern Puget Sound
Clear. Lows in the 50s. West wind to 10 Mph becoming southwest after midnight.
Mason Lake Temperature Statistics
July Temperature
Shelton, Shelton Sanderson Field (10.6 miles)
Lowest 6 July, 2025
45.6 °FAverage July
65.8 °FHighest 13 July, 2025
91.9 °F
Climate (2020–Present)
Shelton, Shelton Sanderson Field (10.6 miles)
Average Low 2020–2025
41.7 °FAverage 2020–2025
51 °FAverage High 2020–2025
61.2 °F