Discovery Bay Weather Forecast
- 57
- 90
Mostly Sunny
- 55
- 83
Mostly Sunny
- 57
- 86
Mostly Sunny
- 58
- 90
Sunny
- 58
- 92
Mostly Sunny
- 58
- 90
Mostly Sunny
Today 15 Sep East Bay Interior Valleys
Sunny. Highs in the upper 80s. Southwest Winds 5 to 15 Mph.
Tonight 15 Sep East Bay Interior Valleys
Mostly clear. Lows in the upper 50s. Southwest Winds 10 to 20 Mph.
Discovery Bay Temperature Statistics
September Temperature
Livermore, Livermore Municipal Airport (18.6 miles)
Lowest 5 September, 2026
50.6 °FAverage September
71.3 °FHighest 9 September, 2026
104.6 °F
Climate (2021–2026)
Livermore, Livermore Municipal Airport (18.6 miles)
Average Low 2021–2026
49 °FAverage 2021–2026
61 °FAverage High 2021–2026
74.1 °F