Loch Lomond Weather Forecast
- 61
- 79
Sunny
- 59
- 79
Sunny
- 62
- 80
Sunny
- 64
- 83
Sunny
- 62
- 84
Mostly Sunny
- 60
- 80
Mostly Sunny
Today 16 Jul Southern Lake County
Sunny. Highs 80 to 93.
Tonight 16 Jul Southern Lake County
Clear. Lows 52 to 62.
Loch Lomond Temperature Statistics
July Temperature
Santa Rosa, Santa Rosa Sonoma County Airport (25.5 miles)
Lowest 5 July, 2025
45.6 °FAverage July
65.7 °FHighest 10 July, 2025
93.7 °F
Climate (2020–Present)
Santa Rosa, Santa Rosa Sonoma County Airport (25.5 miles)
Average Low 2020–2025
45.3 °FAverage 2020–2025
57.8 °FAverage High 2020–2025
72.8 °F