Long Lake Weather Forecast
- 36
- 67
Mostly Sunny
- 40
- 60
Mostly Sunny
- 53
- 70
Partly Sunny
- 48
- 70
Chance Rain Showers
- 34
- 55
Breezy
- 31
- 48
Partly Sunny
Today 20 Oct McHenry
Sunny. Highs in the mid 60s. South Winds 5 to 10 Mph, becoming southwest in the afternoon.
Tonight 20 Oct McHenry
Partly cloudy in the evening then clearing. Lows in the mid 30s. North Winds around 5 Mph.
Long Lake Temperature Statistics
October Temperature
RUGBY (23 miles)
Lowest 16 October, 2026
24.8 °FAverage October
47.9 °FHighest 9 October, 2026
71.6 °F
Climate (2021–2026)
RUGBY (23 miles)
Average Low 2021–2026
27 °FAverage 2021–2026
37.5 °FAverage High 2021–2026
47.7 °F