10 Day Weather - Costa Mesa, CA

Partly cloudy in the morning. . . Becoming mostly sunny. Highs 74 to 78 at the beaches to 83 to 88 farther inland and near higher coastal terrain. Light winds becoming southwest 10 mph in the afternoon.

Mostly clear in the evening. . . Becoming partly cloudy overnight with patchy fog. Lows 58 to 62. Areas of winds south 10 mph in the evening becoming light.

Patchy fog in the morning. Partly cloudy. Highs 72 to 76 at the beaches to 80 to 85 farther inland and near higher coastal terrain. Areas of winds south to 10 mph.

Partly cloudy. Patchy fog overnight. Lows 57 to 61. Areas of winds south 10 mph.

Patchy fog in the morning. Partly cloudy. Highs around 72 at the beaches to 75 to 78 farther inland and near higher coastal terrain.

Mostly clear in the evening. . . Becoming partly cloudy. Lows 56 to 59.

Partly cloudy. Highs around 70 at the beaches to 72 to 75 farther inland and near higher coastal terrain.

Partly cloudy. Lows 55 to 59.

Partly cloudy. Highs around 70 at the beaches to 73 to 77 farther inland and near higher coastal terrain.

Mostly clear in the evening. . . Becoming partly cloudy. Lows 56 to 60.

Mostly cloudy in the morning. . . Becoming partly cloudy. Highs around 71 at the beaches to 74 to 77 farther inland and near higher coastal terrain.

Partly cloudy. Lows around 60.

Mostly cloudy in the morning. . . Becoming partly cloudy. Highs around 72 at the beaches to 75 to 78 farther inland and near higher coastal terrain.

Clear. Low temperature around 60F. Dew point will be around 56F with an average humidity of 79%. Winds will be 5 mph from the S.

Sunny. High temperature around 73F. Dew point will be around 56F with an average humidity of 62%. Winds will be 7 mph from the SW.

Clear. Low temperature around 61F. Dew point will be around 56F with an average humidity of 76%. Winds will be 4 mph from the SW.

Sunny. High temperature around 77F. Dew point will be around 57F with an average humidity of 57%. Winds will be 6 mph from the SW.

Clear. Low temperature around 64F. Dew point will be around 58F with an average humidity of 71%. Winds will be 4 mph from the SW.