Westborough Weather Forecast
- 42
- 53
Rain
- 43
- 53
Mostly Cloudy
- 51
- 58
Rain Likely
- 53
- 63
Chance Rain
- 54
- 63
Rain
- 52
- 61
Rain
Today 19 Feb San Francisco Bay Shoreline
Mostly cloudy in the morning then becoming partly cloudy. Breezy. A chance of rain in the Morning, then a slight chance of rain in the afternoon. Highs in the lower 50s. West Winds 20 to 30 Mph.
Tonight 19 Feb San Francisco Bay Shoreline
Mostly clear in the evening then becoming partly cloudy. Breezy. A slight chance of rain in the evening. Lows in the mid 30s to lower 40s. Northwest Winds 20 to 30 Mph decreasing to 5 to 10 Mph after midnight.
Westborough Temperature Statistics
February Temperature
San Francisco, San Francisco International Airport (5 miles)
Lowest 2 February, 2026
44.7 °FAverage February
55.7 °FHighest 2 February, 2026
68.6 °F
Climate (2021–Present)
San Francisco, San Francisco International Airport (5 miles)
Average Low 2021–2026
52.4 °FAverage 2021–2026
58.3 °FAverage High 2021–2026
66.5 °F