Lost Lake Weather Forecast
- 42
- 56
Rain
- 41
- 52
Rain Likely
- 40
- 53
Chance Rain
- 40
- 55
Mostly Cloudy
- 41
- 54
Partly Sunny
- 40
- 54
Partly Sunny
Today 27 Oct Island County
Mostly cloudy. Patchy fog in the morning. Patchy fog late in the afternoon. A slight chance of Showers in the Morning, then a chance of Showers early in the afternoon. Showers likely late in the afternoon. Rainfall Amounts a tenth to a quarter of an inch possible. Highs in the lower to mid 50s. West wind to 10 Mph in the morning becoming light.
Tonight 27 Oct Island County
A chance of Showers in the Evening, then Showers late in the evening. Showers likely after midnight. Rainfall Amounts a tenth to a quarter of an inch possible. Lows in the 40s. Southwest wind 10 to 15 Mph becoming south after midnight.
Lost Lake Temperature Statistics
October Temperature
Arlington Municipal Airport (14.9 miles)
Lowest 12 October, 2026
32 °FAverage October
51.5 °FHighest 16 October, 2026
78.1 °F
Climate (2021–2026)
Arlington Municipal Airport (14.9 miles)
Average Low 2021–2026
42.5 °FAverage 2021–2026
50.9 °FAverage High 2021–2026
60 °F