Hart Lake Weather Forecast
- 37
- 51
Mostly Cloudy
- 34
- 48
Mostly Cloudy
- 37
- 51
Mostly Sunny
- 42
- 57
Chance Rain Showers
- 37
- 51
Slight Chance Rain/Snow
- 33
- 47
Chance Rain/Snow
Today 9 May Western Chelan County
Partly cloudy. Highs in the upper 60s to upper 70s.
Tonight 9 May Western Chelan County
Mostly cloudy. Lows in the mid 40s to mid 50s.
Hart Lake Temperature Statistics
May Temperature
Arlington Municipal Airport (59.7 miles)
Lowest 1 May, 2026
46 °FAverage May
59.7 °FHighest 4 May, 2026
79 °F
Climate (2021–Present)
Arlington Municipal Airport (59.7 miles)
Average Low 2021–2026
42.6 °FAverage 2021–2026
50.9 °FAverage High 2021–2026
59.9 °F