Sheffield Weather Forecast
- 53
- 73
Increasing Clouds
- 51
- 67
Becoming Sunny
- 52
- 73
Sunny
- 54
- 80
Sunny
- 52
- 78
Sunny
- 55
- 81
Mostly Sunny
- 53
- 80
Mostly Sunny
Today 16 May San Francisco Bay Shoreline
Sunny. Highs in the upper 60s to mid 70s. West Winds 10 to 20 Mph.
Tonight 16 May San Francisco Bay Shoreline
Mostly clear in the evening then becoming mostly cloudy. Lows in the lower 50s. West Winds 10 to 20 Mph.
Sheffield Temperature Statistics
May Temperature
Hayward, Hayward Air Terminal (5 miles)
Lowest 4 May, 2025
51.7 °FAverage May
62.8 °FHighest 9 May, 2025
88.6 °F
Climate (2020–Present)
Hayward, Hayward Air Terminal (5 miles)
Average Low 2020–2025
52.1 °FAverage 2020–2025
59.5 °FAverage High 2020–2025
69.3 °F