Ontario, California Hourly Weather

Mostly clear 15°

Mostly clear, feels like 15°.

Ontario, California, United States · Tuesday, 3 November 2026 20:45 local time

Low/High
11°/24°
Humidity
82%
Visibility
16.6 km
Wind
6.8 km/h
Dew point
12°
UV
0.0

Next 24 Hours

Ontario Hourly Weather — 48 hours ahead

TimeWeatherTemperatureFeels likeRainHumidityWind
Clear sky 16°15°0% 77%9 km/h
Mostly clear 15°15°0% 83%6 km/h
Partly cloudy 14°14°0% 88%5 km/h
Partly cloudy 14°13°0% 89%6 km/h
Partly cloudy 13°13°0% 91%7 km/h
Partly cloudy 13°12°0% 91%8 km/h
Partly cloudy 13°12°0% 91%8 km/h
Partly cloudy 13°12°0% 87%8 km/h
Partly cloudy 13°12°0% 85%7 km/h
Mostly clear 12°11°0% 84%7 km/h
Clear sky 13°12°0% 84%7 km/h
Mostly clear 14°14°0% 83%7 km/h
Clear sky 16°16°0% 76%8 km/h
Clear sky 17°17°0% 73%8 km/h
Clear sky 19°19°0% 67%6 km/h
Clear sky 21°21°0% 58%4 km/h
Clear sky 22°22°0% 49%4 km/h
Clear sky 23°22°0% 45%5 km/h
Clear sky 23°22°0% 41%6 km/h
Clear sky 23°22°0% 39%7 km/h
Clear sky 23°21°0% 40%8 km/h
Clear sky 20°19°0% 43%8 km/h
Clear sky 18°17°0% 60%8 km/h
Clear sky 17°16°0% 70%9 km/h
Clear sky 16°15°0% 76%7 km/h
Clear sky 15°14°0% 80%6 km/h
Clear sky 14°14°0% 81%6 km/h
Clear sky 14°13°0% 81%5 km/h
Clear sky 13°12°0% 82%6 km/h
Clear sky 12°11°0% 89%8 km/h
Clear sky 12°11°0% 88%8 km/h
Clear sky 12°11°0% 88%8 km/h
Clear sky 12°11°0% 88%9 km/h
Overcast 12°11°0% 82%9 km/h
Overcast 12°11°0% 75%8 km/h
Mostly clear 13°12°0% 69%6 km/h
Mostly clear 16°15°0% 66%4 km/h
Clear sky 19°19°0% 53%2 km/h
Clear sky 22°21°0% 42%4 km/h
Clear sky 24°23°0% 31%7 km/h
Clear sky 26°24°0% 27%8 km/h
Clear sky 26°24°0% 22%7 km/h
Clear sky 27°24°0% 19%7 km/h
Clear sky 26°23°0% 19%8 km/h
Mostly clear 25°22°0% 18%9 km/h
Overcast 24°20°0% 19%9 km/h
Overcast 23°20°0% 21%8 km/h
Mostly clear 22°19°0% 26%7 km/h

Summary

Over the next 48 hours in Ontario, temperatures range from 12–27°C. The chance of rain stays low (0% at most).

Updated at 20:48 local time, 3 November 2026

Ontario Hourly Temperature and Chance of Rain

Ontario Air Quality

Moderate · AQI 52

Air quality is acceptable; people who are unusually sensitive should consider limiting prolonged outdoor exertion.

PM2.5 (µg/m³)24
PM10 (µg/m³)25
O₃ (µg/m³)2.0
NO₂ (µg/m³)82
SO₂ (µg/m³)6.2
CO (µg/m³)351

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