Washington Lake Weather Forecast
- 64
- 95
Sunny
- 65
- 100
Hot
- 63
- 88
Mostly Cloudy
- 63
- 84
Slight Chance Rain Showers
- 62
- 87
Mostly Sunny
- 63
- 90
Sunny
Today 16 Sep Southern Sacramento Valley
Sunny. Highs 92 to 98. Light Winds.
Tonight 16 Sep Southern Sacramento Valley
Clear. Lows 60 to 70. Light Winds.
Washington Lake Temperature Statistics
September Temperature
Sacramento Executive Airport (5 miles)
Lowest 5 September, 2025
57.9 °FAverage September
71.7 °FHighest 1 September, 2025
100.9 °F
Climate (2020–Present)
Sacramento Executive Airport (5 miles)
Average Low 2020–2025
49.9 °FAverage 2020–2025
61.6 °FAverage High 2020–2025
75.9 °F