Granite Bay Weather Forecast
- 51
- 72
Chance Rain
- 52
- 70
Slight Chance Rain
- 54
- 75
Chance Rain
- 55
- 78
Partly Sunny
- 55
- 83
Mostly Sunny
- 58
- 88
Sunny
- 59
- 93
Mostly Sunny
Granite Bay Temperature Statistics
May Temperature
Auburn Municipal Airport (13.7 miles)
Lowest 17 May, 2026
42.8 °FAverage May
66.5 °FHighest 11 May, 2026
86 °F
Climate (2021–Present)
Auburn Municipal Airport (13.7 miles)
Average Low 2021–2026
51.3 °FAverage 2021–2026
61.9 °FAverage High 2021–2026
71.8 °F