Lucas Valley Preserve Weather Forecast
- 54
- 84
Increasing Clouds
- 54
- 74
Mostly Cloudy
- 54
- 73
Partly Sunny
- 54
- 75
Mostly Sunny
- 58
- 87
Mostly Sunny
- 58
- 89
Mostly Sunny
- 56
- 82
Partly Sunny
Today 19 Sep Marin Coastal Range
Sunny. Highs in the upper 70s. Light Winds. Becoming west 5 to 10 Mph in the afternoon.
Tonight 19 Sep Marin Coastal Range
Partly cloudy in the evening then becoming mostly cloudy. Lows in the mid 50s. West Winds 5 to 10 Mph.
Lucas Valley Preserve Temperature Statistics
September Temperature
Novato / Gnoss Field (6.8 miles)
Lowest 6 September, 2026
48.2 °FAverage September
66.7 °FHighest 9 September, 2026
100.4 °F
Climate (2021–2026)
Novato / Gnoss Field (6.8 miles)
Average Low 2021–2026
47 °FAverage 2021–2026
57.8 °FAverage High 2021–2026
72.5 °F