10-Day Weather Forecast - Ontario, CA

Partly cloudy in the morning. . . Becoming mostly sunny. Highs 90 to 97. Light winds becoming west 10 to 15 mph with gusts to 25 mph in the afternoon.

Partly cloudy in the evening. . . Becoming mostly clear. Lows 60 to 64. Areas of winds west 10 to 15 mph with gusts to 25 mph in the evening becoming light.

Partly cloudy in the morning. . . Becoming mostly sunny. Highs 87 to 95. Areas of winds southwest to 10 mph becoming west with gusts to 25 mph in the afternoon.

Mostly clear. Lows 58 to 62. Areas of winds southwest 10 to 15 mph with gusts to 25 mph in the evening becoming light.

Partly cloudy in the morning. . . Becoming sunny. Highs 86 to 94.

Mostly clear. Lows 57 to 61.

Partly cloudy in the morning. . . Becoming sunny. Highs 86 to 95.

Mostly clear. Lows 58 to 62.

Partly cloudy in the morning. . . Becoming mostly sunny. Highs 87 to 96.

Mostly clear. Lows 58 to 62.

Partly cloudy in the morning. . . Becoming mostly sunny. Highs 86 to 94.

Mostly clear in the evening. . . Becoming partly cloudy. Lows 56 to 60.

Partly cloudy in the morning. . . Becoming mostly sunny. Highs 83 to 90.

Clear. Low temperature around 62F. Dew point will be around 57F with an average humidity of 71%. Winds will be 7 mph from the SW.

Sunny. High temperature around 83F. Dew point will be around 54F with an average humidity of 49%. Winds will be 8 mph from the SW.

Clear. Low temperature around 60F. Dew point will be around 54F with an average humidity of 66%. Winds will be 7 mph from the SW.

Sunny. High temperature around 82F. Dew point will be around 52F with an average humidity of 47%. Winds will be 9 mph from the SW.

Clear. Low temperature around 58F. Dew point will be around 53F with an average humidity of 67%. Winds will be 7 mph from the SW.