10-Day Weather Forecast - San Nicolas Island, CA

Mostly cloudy in the morning then becoming partly cloudy. Patchy fog in the morning. Highs in the lower 70s. Light winds. . . Becoming southwest 5 to 10 mph in the afternoon.

Partly cloudy in the evening then becoming mostly cloudy. Patchy fog after midnight. Lows in the lower 50s. West winds 5 to 10 mph in the evening. . . Becoming light.

Mostly cloudy. Patchy fog in the morning. Highs in the upper 60s. Light winds. . . Becoming west 5 to 10 mph in the afternoon.

Mostly cloudy. Lows around 50.

Mostly cloudy in the morning then becoming partly cloudy. Highs in the mid 60s.

Mostly clear in the evening then becoming mostly cloudy. A chance of rain. Lows in the upper 40s.

Mostly cloudy. A chance of rain. Highs in the upper 60s.

Partly cloudy. Lows in the upper 40s. Highs in the upper 60s.

Partly cloudy. Lows in the upper 40s. Highs in the upper 60s.

Mostly clear. Lows around 50.

Partly cloudy in the morning then becoming sunny. Highs in the lower 70s.

Mostly cloudy. Low temperature around 53F. Dew point will be around 52F with an average humidity of 85%. Winds will be 4 mph from the NW.

Partly cloudy. High temperature around 69F. Dew point will be around 56F with an average humidity of 76%. Winds will be 7 mph from the W.

Mostly clear. Low temperature around 53F. Dew point will be around 53F with an average humidity of 84%. Winds will be 6 mph from the NW.

Mostly sunny. High temperature around 70F. Dew point will be around 55F with an average humidity of 70%. Winds will be 8 mph from the NW.

Clear. Low temperature around 54F. Dew point will be around 53F with an average humidity of 81%. Winds will be 6 mph from the NW.

Sunny. High temperature around 71F. Dew point will be around 56F with an average humidity of 70%. Winds will be 7 mph from the NW.

Clear. Low temperature around 55F. Dew point will be around 54F with an average humidity of 81%. Winds will be 6 mph from the NW.