10-Day Weather Forecast - Union City, CA

Partly cloudy in the morning then becoming sunny. Highs in the 70s to lower 80s. Light winds. . . Becoming northwest around 5 mph in the afternoon.

Mostly clear in the evening then becoming partly cloudy. Lows in the upper 40s. West winds 5 to 10 mph.

Mostly cloudy. Highs in the 60s to upper 70s. West winds 5 to 10 mph.

Mostly cloudy. Lows around 50.

Mostly clear. Highs in the 70s to lower 80s. Lows in the lower 50s.

Mostly clear. Highs in the 70s to lower 80s. Lows in the lower 50s.

Mostly cloudy. Highs in the mid 70s to upper 80s.

Partly cloudy. Lows in the upper 50s. Highs in the 80s to lower 90s.

Partly cloudy. Lows in the upper 50s. Highs in the 80s to lower 90s.

Partly cloudy. Lows in the upper 50s. Highs in the 80s to lower 90s.

Sunny. Highs in the 80s to lower 90s.

Clear. Low temperature around 60F. Dew point will be around 55F with an average humidity of 66%. Winds will be 4 mph from the W.

Mostly sunny. High temperature around 84F. Dew point will be around 57F with an average humidity of 56%. Winds will be 5 mph from the W.

Mostly clear. Low temperature around 57F. Dew point will be around 53F with an average humidity of 65%. Winds will be 4 mph from the W.

Mostly sunny. High temperature around 78F. Dew point will be around 54F with an average humidity of 53%. Winds will be 6 mph from the W.

Mostly clear. Low temperature around 54F. Dew point will be around 51F with an average humidity of 68%. Winds will be 4 mph from the W.

Mostly sunny. High temperature around 74F. Dew point will be around 53F with an average humidity of 56%. Winds will be 7 mph from the W.

Mostly clear. Low temperature around 51F. Dew point will be around 49F with an average humidity of 69%. Winds will be 5 mph from the W.