10-Day Weather Forecast - Walnut, CA

Areas of low clouds and fog in the morning then sunny. Highs around 80. Southwest winds around 15 mph in the afternoon.

Mostly clear except for patchy low clouds and fog after midnight. Lows in the mid 50s to around 60.

Areas of low clouds and fog in the morning then sunny. Highs in the lower to mid 80s. Southwest winds around 15 mph in the afternoon.

Mostly clear in the evening then areas of low clouds and fog. Lows in the mid 50s to around 60. Southwest winds around 15 mph in the evening.

Low clouds and fog in the morning then sunny. Highs in the lower to mid 80s.

Mostly clear in the evening then partly cloudy. Lows around 60.

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

Mostly clear. Lows around 60.

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

Mostly clear. Lows around 60.

Partly cloudy in the morning then sunny. Highs in the mid to upper 80s.

Mostly clear. Lows in the upper 50s to mid 60s.

Partly cloudy in the morning then sunny. Highs in the mid 80s to around 90.

Clear. Low temperature around 69F. Dew point will be around 60F with an average humidity of 63%. Winds will be 5 mph from the SW.

Sunny. High temperature around 87F. Dew point will be around 59F with an average humidity of 48%. Winds will be 7 mph from the SW.

Clear. Low temperature around 68F. Dew point will be around 60F with an average humidity of 64%. Winds will be 5 mph from the SW.

Sunny. High temperature around 86F. Dew point will be around 59F with an average humidity of 48%. Winds will be 7 mph from the SW.

Clear. Low temperature around 69F. Dew point will be around 60F with an average humidity of 65%. Winds will be 6 mph from the SW.