10-Day Weather Forecast - Ontario, CA

Mostly cloudy in the morning. . . Becoming partly cloudy. Highs 80 to 85. Areas of winds south to 10 mph becoming southwest with gusts to 25 mph in the afternoon.

Partly cloudy. Lows 49 to 52 in wind sheltered areas to 51 to 58 in warmer locations. Areas of winds west 10 to 15 mph with gusts to 25 mph in the evening becoming light.

Mostly cloudy. Highs 73 to 79. Areas of winds south to 10 mph becoming southwest with gusts to 25 mph in the afternoon.

Mostly cloudy with a slight chance of showers. Patchy fog overnight. Lows around 50 in wind sheltered areas to 49 to 56 in warmer locations. Areas of winds southwest 10 to 15 mph with gusts to 25 mph. . . Becoming to 10 mph overnight. Chance of measurable precipitation 20 percent.

Mostly cloudy with patchy fog in the morning. . . Becoming partly cloudy. A slight chance of showers. Highs 71 to 77.

Mostly clear in the evening. . . Becoming partly cloudy overnight with patchy fog. Lows 45 to 53.

Patchy fog in the morning. Partly cloudy. Highs 69 to 74.

Partly cloudy. Lows 44 to 51.

Partly cloudy. Highs 73 to 78.

Mostly clear. Lows 44 to 52.

Sunny. Highs 79 to 84.

Clear. Lows 47 to 54.

Sunny. Highs 83 to 88.

Clear. Low temperature around 56F. Dew point will be around 48F with an average humidity of 60%. Winds will be 4 mph from the W.

Sunny. High temperature around 76F. Dew point will be around 49F with an average humidity of 48%. Winds will be 6 mph from the SW.

Clear. Low temperature around 54F. Dew point will be around 51F with an average humidity of 70%. Winds will be 4 mph from the SW.

Sunny. High temperature around 74F. Dew point will be around 49F with an average humidity of 53%. Winds will be 5 mph from the SW.

Clear. Low temperature around 54F. Dew point will be around 52F with an average humidity of 72%. Winds will be 4 mph from the W.