


Current conditions at
Ontario International Airport (KONT)
Lat: 34.05316°NLon: 117.57685°WElev: 906.0ft.
Clear
57°F
14°C
Humidity | 67% |
Wind Speed | SW 10 MPH |
Barometer | 29.99 in (1015.58 mb) |
Dewpoint | 46°F (8°C) |
Visibility | 10.00 mi |
Last update | 13 May 08:20 AM PDT |
Extended Forecast for
Ontario International Arpt CA
Today
High: 68 °F
Patchy
Drizzle then
Mostly SunnyTonight
Low: 52 °F
Partly Cloudy
Wednesday
High: 75 °F
Sunny
Wednesday Night
Low: 54 °F
Mostly Clear
Thursday
High: 78 °F
Sunny
Thursday Night
Low: 55 °F
Mostly Clear
Friday
High: 75 °F
Patchy Fog
then Mostly
SunnyFriday Night
Low: 55 °F
Increasing
CloudsSaturday
High: 68 °F
Cloudy
Detailed Forecast
Today
Patchy drizzle before 11am. Mostly sunny, with a high near 68. Southwest wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.
Tonight
Partly cloudy, with a low around 52. Southwest wind 10 to 15 mph becoming light west after midnight. Winds could gust as high as 25 mph.
Wednesday
Sunny, with a high near 75. Light and variable wind becoming west 10 to 15 mph in the morning. Winds could gust as high as 25 mph.
Wednesday Night
Mostly clear, with a low around 54. West wind 10 to 15 mph becoming light after midnight. Winds could gust as high as 20 mph.
Thursday
Sunny, with a high near 78. Light west wind increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.
Thursday Night
Mostly clear, with a low around 55.
Friday
Patchy fog before 11am. Otherwise, mostly sunny, with a high near 75.
Friday Night
Increasing clouds, with a low around 55.
Saturday
Cloudy, with a high near 68.
Saturday Night
Cloudy, with a low around 54.
Sunday
Cloudy, with a high near 66.
Sunday Night
Mostly cloudy, with a low around 52.
Monday
Mostly sunny, with a high near 73.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Ontario International Arpt CA
34.06°N 117.58°W (Elev. 906 ft)
34.06°N 117.58°W (Elev. 906 ft)
2:51 am PDT May 13, 2025
8am PDT May 13, 2025-6pm PDT May 19, 2025