Big Marine Lake Weather Forecast
- 49
- 79
Mostly Sunny
- 49
- 70
Thunderstorms Likely
- 44
- 68
Chance Rain Showers
- 48
- 69
Chance Rain Showers
- 54
- 73
Chance Rain Showers
- 34
- 69
Rain Showers Likely
- 30
- 46
Chance Rain/Snow
Today 12 Apr Washington
Breezy, warmer. Mostly sunny. Near steady temperature in the mid 70s. Southwest Winds 15 to 25 Mph.
Tonight 12 Apr Washington
Mostly clear. Lows around 50. West Winds 5 to 15 Mph.
Big Marine Lake Temperature Statistics
April Temperature
L O Simenstad Municipal Airport (9.9 miles)
Lowest 7 April, 2026
15.8 °FAverage April
37.5 °FHighest 8 April, 2026
61.2 °F
Climate (2021–Present)
L O Simenstad Municipal Airport (9.9 miles)
Average Low 2021–2026
36.9 °FAverage 2021–2026
47.2 °FAverage High 2021–2026
56.9 °F