Isola Heights Weather Forecast
- 59
- 83
Mostly Cloudy
- 58
- 85
Mostly Sunny
- 59
- 87
Mostly Sunny
- 64
- 93
Mostly Sunny
- 64
- 97
Hot
- 62
- 91
Mostly Sunny
Today 20 Sep East Bay Interior Valleys
Mostly cloudy. Highs near 80. West Winds 5 to 10 Mph.
Tonight 20 Sep East Bay Interior Valleys
Mostly cloudy in the evening then becoming partly cloudy. Lows in the upper 50s. Southwest Winds 5 to 10 Mph.
Isola Heights Temperature Statistics
September Temperature
Livermore, Livermore Municipal Airport (18 miles)
Lowest 5 September, 2026
50.6 °FAverage September
70 °FHighest 9 September, 2026
104.6 °F
Climate (2021–2026)
Livermore, Livermore Municipal Airport (18 miles)
Average Low 2021–2026
49 °FAverage 2021–2026
61 °FAverage High 2021–2026
74.1 °F