Ontario, CA Weather

As of

Weather Station:WeatherBug

Open weather station selector modal

86degrees Fahrenheit

Feels like:82°F

Hi: 91Lo: 65

Mostly Sunny

Live Weather Radar

Ontario, CA weather radar map

Current Weather Details

Windchill
82°
Daily Rain
--"
Dew point
46°
Monthly Rain
2.85"
Humidity
26%
Avg. Wind
W 4 mph
Pressure
--"
Wind Gust
-- mph
Sunrise
6:21 AM
Moon
Waxing Gibbous
Sunset
5:45 PM
UV Index
7 (High)

Weather Forecast

  • Today

    Hi

    Mostly sunny. High temperature around 91F. Dew point will be around 47F with an average humidity of 36%. Winds will be 4 mph from the W.

  • Tonight

    Lo

    Mostly clear this evening. . . Becoming partly cloudy. Lows 56 to 59 in wind sheltered areas to 59 to 67 in warmer locations. Light winds.

Ontario, CA 10-day weather forecast

AIR QUALITY

32 | Fair

Top Triggers:pm25
Air quality data provided by Ambee
View Today's Air Quality details for Ontario, CA

POLLEN COUNT & ALLERGY FORECAST

8.8 Medium-High

Predominant Pollen:Ash and Alder
View the Pollen forecast details

LIGHTNING MAP

Closest strike in the last 30 minutes:1566.8 miles

No Lightning Nearby

Real-time lightning alerts & live Map