10-Day Weather Forecast - Foster City, CA

Mostly cloudy in the morning then becoming partly cloudy. Highs in the upper 60s to mid 70s. West winds 10 to 20 mph.

Mostly clear in the evening then becoming partly cloudy. Lows in the mid 50s. West winds 10 to 20 mph.

Mostly cloudy in the morning then becoming sunny. Highs in the 70s. Southwest winds 5 to 10 mph. . . Becoming west 10 to 20 mph in the afternoon.

Mostly clear in the evening then becoming partly cloudy. Lows in the mid 50s.

Mostly cloudy in the morning then becoming sunny. Highs in the 60s to upper 70s.

Mostly clear in the evening then becoming partly cloudy. Lows in the upper 50s.

Mostly cloudy. Highs in the upper 60s to lower 80s. Lows in the upper 50s.

Mostly cloudy. Highs in the upper 60s to lower 80s. Lows in the upper 50s.

Mostly cloudy. Highs in the upper 60s to lower 80s. Lows in the upper 50s.

Partly cloudy. Lows in the upper 50s. Highs in the 70s to lower 80s.

Partly cloudy. Lows in the upper 50s. Highs in the 70s to lower 80s.

Clear. Low temperature around 61F. Dew point will be around 52F with an average humidity of 64%. Winds will be 8 mph from the W.

Sunny. High temperature around 80F. Dew point will be around 57F with an average humidity of 55%. Winds will be 10 mph from the W.

Clear. Low temperature around 62F. Dew point will be around 53F with an average humidity of 62%. Winds will be 8 mph from the W.

Sunny. High temperature around 78F. Dew point will be around 58F with an average humidity of 55%. Winds will be 9 mph from the W.

Clear. Low temperature around 63F. Dew point will be around 55F with an average humidity of 65%. Winds will be 8 mph from the W.

Sunny. High temperature around 79F. Dew point will be around 59F with an average humidity of 56%. Winds will be 9 mph from the W.

Clear. Low temperature around 62F. Dew point will be around 56F with an average humidity of 69%. Winds will be 8 mph from the W.