10-Day Weather Forecast - Upper Lake, CA

Sunny. Highs 88 to 100. Southeast wind around 5 mph shifting to the southwest in the afternoon.

Mostly clear. Lows 57 to 67. West wind around 10 mph.

Sunny. Highs 85 to 98. South wind around 10 mph.

Mostly clear. Lows 55 to 65. Highs 83 to 98.

Mostly clear. Lows 55 to 65. Highs 83 to 98.

Partly cloudy. Patchy fog. Lows 51 to 61.

Partly cloudy in the morning then clearing. Highs 75 to 86.

Mostly clear. Patchy fog. Lows 48 to 58. Highs 75 to 87.

Mostly clear. Patchy fog. Lows 48 to 58. Highs 75 to 87.

Mostly clear. Lows 50 to 60. Highs 78 to 93.

Mostly clear. Lows 50 to 60. Highs 78 to 93.

Clear. Low temperature around 56F. Dew point will be around 53F with an average humidity of 66%. Winds will be 3 mph from the W.

Sunny. High temperature around 89F. Dew point will be around 58F with an average humidity of 49%. Winds will be 4 mph from the SW.

Clear. Low temperature around 56F. Dew point will be around 53F with an average humidity of 65%. Winds will be 3 mph from the W.

Sunny. High temperature around 88F. Dew point will be around 55F with an average humidity of 45%. Winds will be 4 mph from the W.

Clear. Low temperature around 55F. Dew point will be around 53F with an average humidity of 65%. Winds will be 4 mph from the W.

Sunny. High temperature around 87F. Dew point will be around 55F with an average humidity of 45%. Winds will be 5 mph from the W.

Clear. Low temperature around 53F. Dew point will be around 51F with an average humidity of 64%. Winds will be 5 mph from the W.