10-Day Weather Forecast - Ontario, OR

Patchy fog this morning. Mostly sunny. Highs 33 to 38. Light winds.

Partly cloudy. Patchy fog in the evening. Areas of fog after midnight. Lows 21 to 26. Light winds.

Areas of fog in the morning. Mostly sunny. Highs 34 to 39. Light winds.

Mostly clear. Patchy fog after midnight. Lows 21 to 26. Light winds.

Patchy fog in the morning. Mostly sunny. Highs 34 to 39. Light winds.

Mostly clear. Patchy fog through the day. Lows 21 to 26. Highs 36 to 41.

Mostly clear. Patchy fog through the day. Lows 21 to 26. Highs 36 to 41.

Mostly clear. Lows 21 to 28. Highs 36 to 42.

Mostly clear. Lows 21 to 28. Highs 36 to 42.

Mostly clear. Lows 21 to 28. Highs 36 to 42.

Mostly clear. Lows 21 to 28. Highs 36 to 42.

Mostly clear. Lows 21 to 28. Highs 36 to 42.

Mostly sunny. Highs 40 to 45.

Partly cloudy. Low temperature around 28F. Dew point will be around 25F with an average humidity of 79%. Winds will be 2 mph from the NW.

Cloudy. High temperature around 37F. Dew point will be around 27F with an average humidity of 79%. Winds will be 1 mph from the NW.

Cloudy. Low temperature around 29F. Dew point will be around 28F with an average humidity of 85%. Winds will be 4 mph from the NW.

Cloudy. High temperature around 35F. Dew point will be around 26F with an average humidity of 82%. Winds will be 3 mph from the W.

Cloudy. Low temperature around 25F. Dew point will be around 24F with an average humidity of 82%. Winds will be 4 mph from the NW.