Simi Weather Forecast
- 55
- 96
Sunny
- 54
- 90
Mostly Sunny
- 56
- 91
Partly Sunny
- 55
- 89
Mostly Sunny
- 59
- 93
Mostly Sunny
- 57
- 94
Mostly Sunny
Today 6 Jun North Bay Interior Valleys
Sunny. Highs in the upper 70s to lower 90s. South Winds 5 to 15 Mph.
Tonight 6 Jun North Bay Interior Valleys
Clear. Lows in the lower 50s to mid 60s. Southwest Winds up to 5 Mph.
Simi Temperature Statistics
June Temperature
Santa Rosa, Santa Rosa Sonoma County Airport (9.9 miles)
Lowest 1 June, 2024
45.6 °FAverage June
71.7 °FHighest 4 June, 2024
100 °F
Climate (2019–Present)
Santa Rosa, Santa Rosa Sonoma County Airport (9.9 miles)
Take a look at our website widgetsAvailable free! Find Out MoreAverage Low 2019–2024
45.3 °FAverage 2019–2024
57.1 °FAverage High 2019–2024
72.5 °F