10-Day Weather Forecast - Signal Hill, CA

Sunny. Highs in the mid 70s to lower 80s.

Mostly clear. Lows in the upper 40s to mid 50s.

Sunny. Highs in the mid 70s to around 80.

Mostly clear. Lows in the mid 40s to mid 50s.

Sunny. Highs in the mid 70s to around 80.

Clear. Lows in the upper 40s to mid 50s.

Sunny. Highs in the mid 70s to around 80.

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

Sunny. Highs in the lower to mid 70s.

Partly cloudy early then low clouds and fog. Lows in the mid 50s.

Low clouds and fog in the morning then sunny. Highs in the lower 70s.

Partly cloudy early then low clouds and fog. Lows in the mid 50s.

Low clouds and fog in the morning then partly cloudy. Highs around 70.

Partly cloudy. Low temperature around 50F. Dew point will be around 44F with an average humidity of 67%. Winds will be 4 mph from the S.

Mostly sunny. High temperature around 63F. Dew point will be around 46F with an average humidity of 64%. Winds will be 5 mph from the S.

Partly cloudy. Low temperature around 46F. Dew point will be around 48F with an average humidity of 89%. Winds will be 6 mph from the S.

Cloudy. High temperature around 60F. Dew point will be around 47F with an average humidity of 74%. Winds will be 6 mph from the SW.

Partly cloudy. Low temperature around 44F. Dew point will be around 45F with an average humidity of 85%. Winds will be 5 mph from the SW.