10-Day Weather Forecast - Union City, CA

Mostly cloudy. Patchy fog in the morning. Highs in the 60s. Light winds. . . Becoming northwest around 5 mph in the afternoon.

Partly cloudy. Patchy fog after midnight. Lows around 50. Northwest winds around 5 mph in the evening. . . Becoming light.

Partly cloudy in the morning then becoming sunny. Patchy fog in the morning. Highs near 70. Light winds. . . Becoming north around 5 mph in the afternoon.

Partly cloudy. Lows in the lower 50s. Northwest winds up to 5 mph in the evening. . . Becoming light.

Mostly cloudy. Highs in the lower 70s.

Mostly cloudy. Lows in the lower 50s. Highs in the mid 60s to lower 70s.

Mostly cloudy. Lows in the lower 50s. Highs in the mid 60s to lower 70s.

Mostly cloudy. Lows in the lower 50s. Highs in the mid 60s to lower 70s.

Mostly cloudy. Lows in the lower 50s. Highs in the mid 60s to lower 70s.

Partly cloudy. Lows around 50. Highs in the 60s.

Partly cloudy. Lows around 50. Highs in the 60s.

Mostly clear. Lows in the upper 40s. Highs near 70.

Mostly clear. Lows in the upper 40s. Highs near 70.

Clear. Low temperature around 50F. Dew point will be around 48F with an average humidity of 84%. Winds will be 4 mph from the W.

Sunny. High temperature around 67F. Dew point will be around 49F with an average humidity of 67%. Winds will be 6 mph from the NW.

Clear. Low temperature around 48F. Dew point will be around 47F with an average humidity of 80%. Winds will be 4 mph from the NW.

Sunny. High temperature around 64F. Dew point will be around 46F with an average humidity of 59%. Winds will be 8 mph from the NW.

Clear. Low temperature around 48F. Dew point will be around 43F with an average humidity of 71%. Winds will be 5 mph from the NW.

Sunny. High temperature around 64F. Dew point will be around 44F with an average humidity of 56%. Winds will be 8 mph from the NW.

Clear. Low temperature around 49F. Dew point will be around 43F with an average humidity of 69%. Winds will be 6 mph from the NW.