Island Lake Weather Forecast
- 34
- 36
Snow Showers
- 37
- 40
Rain Showers
- 32
- 40
Rain/Snow
- 34
- 37
Snow Showers Likely
- 36
- 41
Snow Showers Likely
- 34
- 42
Snow Showers Likely
- 35
- 47
Chance Rain/Snow
Today 15 May South Washington Cascades
Rain this afternoon. Snow level 4000 feet. West wind 5 to 10 Mph. Chance of rain near 100 percent. Rainfall Amounts less than a tenth of an inch.
Tonight 15 May South Washington Cascades
Mostly cloudy with a 50 percent chance of rain. Snow level 5000 feet. West wind 5 to 10 Mph. Rainfall Amounts around a tenth of an inch.
Island Lake Temperature Statistics
May Temperature
Southwest Washington Regional Airport (38.5 miles)
Lowest 4 May, 2025
35.1 °FAverage May
55.6 °FHighest 1 May, 2025
84 °F
Climate (2020–Present)
Southwest Washington Regional Airport (38.5 miles)
Average Low 2020–2025
45 °FAverage 2020–2025
52.7 °FAverage High 2020–2025
62.1 °F