10-Day Weather Forecast - Lake Oswego, OR

Areas of frost in the morning. Mostly sunny. Highs in the upper 50s. North wind 5 to 10 mph.

Mostly clear in the evening then becoming partly cloudy. Lows in the upper 30s. Northeast wind 5 to 10 mph.

Partly sunny. Highs around 60. Winds light.

Mostly cloudy. A slight chance of rain in the evening then a chance of rain after midnight. Lows in the lower 40s. Winds light. Chance of rain 50 percent.

Rain. Highs in the lower 50s. Chance of rain near 100 percent.

Rain with a slight chance of thunderstorms. Lows around 40. Chance of rain near 100 percent.

Rain. Highs in the mid 50s. Chance of rain 90 percent.

Mostly cloudy in the evening then clearing. A 50 percent chance of rain. Lows in the upper 30s.

Mostly sunny with a 20 percent chance of rain. Highs around 60.

Mostly clear. Lows in the upper 30s.

Sunny. Highs in the mid 60s.

Mostly clear. Lows in the lower 40s.

Mostly sunny. Highs in the upper 60s.

Partly cloudy. Low temperature around 46F. Dew point will be around 43F with an average humidity of 71%. Winds will be 1 mph from the NW.

Partly cloudy. High temperature around 60F. Dew point will be around 42F with an average humidity of 62%. Winds will be 2 mph from the W.

Mostly cloudy with a slight chance of rain. Chance of precipitation 30%. Low temperature around 45F. Dew point will be around 40F with an average humidity of 70%. Winds will be 2 mph from the W.

Cloudy with a chance of rain. Chance of precipitation 45%. High temperature around 57F. Dew point will be around 40F with an average humidity of 63%. Winds will be 3 mph from the SW.

Partly cloudy with a chance of rain. Chance of precipitation 35%. Low temperature around 43F. Dew point will be around 38F with an average humidity of 71%. Winds will be 1 mph from the NW.