10-Day Weather Forecast - Union City, CA

Mostly cloudy in the morning then becoming sunny. Highs in the 70s. West winds 5 to 10 mph increasing to 10 to 20 mph in the afternoon.

Partly cloudy in the evening then becoming mostly cloudy. Lows around 60. West winds 10 to 20 mph. . . Becoming 5 to 10 mph after midnight.

Mostly cloudy in the morning then becoming sunny. Highs in the 70s. West winds 5 to 15 mph.

Mostly clear. Lows around 60. West winds 10 to 20 mph.

Partly cloudy in the morning then becoming sunny. Highs in the mid 70s to lower 80s.

Mostly clear in the evening then becoming mostly cloudy. Lows in the lower 60s.

Mostly cloudy. Highs in the 70s. Lows in the lower 60s.

Mostly cloudy. Highs in the 70s. Lows in the lower 60s.

Partly cloudy. Highs in the 70s. Lows around 60.

Partly cloudy. Highs in the 70s. Lows around 60.

Partly cloudy. Highs in the 70s. Lows around 60.

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

Partly cloudy in the morning then becoming sunny. Highs in the 70s.

Clear. Low temperature around 60F. Dew point will be around 55F with an average humidity of 74%. Winds will be 8 mph from the W.

Sunny. High temperature around 75F. Dew point will be around 58F with an average humidity of 62%. Winds will be 9 mph from the W.

Clear. Low temperature around 62F. Dew point will be around 54F with an average humidity of 66%. Winds will be 7 mph from the W.

Sunny. High temperature around 78F. Dew point will be around 58F with an average humidity of 57%. Winds will be 8 mph from the W.

Clear. Low temperature around 62F. Dew point will be around 55F with an average humidity of 66%. Winds will be 8 mph from the W.