Current conditions at

Ontario International Airport (KONT)

Lat: 34.05316°NLon: 117.57685°WElev: 906.0ft.

Overcast

59°F

15°C

Humidity 77%
Wind Speed W 3 MPH
Barometer 29.86 in (1011.18 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 26 May 05:20 AM PDT
Extended Forecast for

3 Miles ESE Upland CA

  • Overnight

    Overnight: A slight chance of rain.  Cloudy, with a low around 54. Southwest wind around 5 mph.  Chance of precipitation is 20%.

    Low: 54 °F

    Slight Chance
    Rain

  • Tuesday

    Tuesday: A slight chance of rain before 11am.  Cloudy, then gradually becoming mostly sunny, with a high near 69. Southwest wind 5 to 15 mph, with gusts as high as 20 mph.  Chance of precipitation is 20%.

    High: 69 °F

    Slight Chance
    Rain then
    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of rain after 11pm.  Increasing clouds, with a low around 52. Southwest wind 5 to 15 mph, with gusts as high as 20 mph.  Chance of precipitation is 20%.

    Low: 52 °F

    Slight Chance
    Rain

  • Wednesday

    Wednesday: A slight chance of rain before 11am.  Cloudy, then gradually becoming mostly sunny, with a high near 66. East wind 5 to 10 mph becoming west in the afternoon.  Chance of precipitation is 20%.

    High: 66 °F

    Slight Chance
    Rain then
    Partly Sunny

  • Wednesday Night

    Wednesday Night: A chance of rain after 11pm.  Mostly cloudy, with a low around 51. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 30%.

    Low: 51 °F

    Chance Rain

  • Thursday

    Thursday: A slight chance of rain before 11am.  Mostly sunny, with a high near 69. Chance of precipitation is 20%.

    High: 69 °F

    Slight Chance
    Rain then
    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 52.

    Low: 52 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 74.

    High: 74 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Clear, with a low around 54.

    Low: 54 °F

    Clear

Detailed Forecast

Overnight
A slight chance of rain. Cloudy, with a low around 54. Southwest wind around 5 mph. Chance of precipitation is 20%.
Tuesday
A slight chance of rain before 11am. Cloudy, then gradually becoming mostly sunny, with a high near 69. Southwest wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Tuesday Night
A slight chance of rain after 11pm. Increasing clouds, with a low around 52. Southwest wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Wednesday
A slight chance of rain before 11am. Cloudy, then gradually becoming mostly sunny, with a high near 66. East wind 5 to 10 mph becoming west in the afternoon. Chance of precipitation is 20%.
Wednesday Night
A chance of rain after 11pm. Mostly cloudy, with a low around 51. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Thursday
A slight chance of rain before 11am. Mostly sunny, with a high near 69. Chance of precipitation is 20%.
Thursday Night
Partly cloudy, with a low around 52.
Friday
Mostly sunny, with a high near 74.
Friday Night
Clear, with a low around 54.
Saturday
Sunny, with a high near 81.
Saturday Night
Clear, with a low around 57.
Sunday
Sunny, with a high near 85.
Sunday Night
Clear, with a low around 60.
Monday
Sunny, with a high near 89.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ESE Upland CA
 34.1°N 117.62°W (Elev. 1204 ft)
12:48 am PDT May 26, 2026
5am PDT May 26, 2026-6pm PDT Jun 1, 2026
 
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