Weather forecast for todayOntario, CA

Weather forecast for today

Current condition 9:24 am PST

  • 66°F
  • Feels like:
    66°F
Mostly Cloudy
Mostly Cloudy
  • Precipitation: 0"
  • Wind: 2mphSSE 160°
  • Humidity: 67%
  • Dewpoint: 55°F
  • Pressure: 29.93"Hg
  • Visibility: 9mi
  • UV index: 2
  • ▼
At the moment, the weather is mostly cloudy, with only a few breaks of sunshine.
The temperature is an enjoyable 66.2°F. The current temperature is a few degrees off the today's maximum of 73.4°F.

Thursday Oct 29, 2026

  • 73°F
  • 59°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 6%
  • Precipitation: 0.04"
  • Wind: 10mphWSW 241°
  • Humidity: 57%
  • UV index: 4
  • Sunrise: 7:07 am PDT
  • Sunset: 6:00 pm PDT
  • ▼
Today, on Thursday, October 29, intermittent cloud layers may allow brief light, but overall it stays overcast.
Minimal precipitation is predicted. Temperature is anticipated to swing from a high of a temperate 73.4°F to a low of a mild 59°F.
The temperature will be lower and more consistent with November's average high of 70.7°F than with October's usual.
Sunrise was at 7:07 am and sunset will be at 6:00 pm; the daylight will last for 10h and 53min.

Hourly overview

Hourly temperatures

Warmest hour: 3 pm 73°C.
Coldest period: 11 pm - 1 am 63°C.

Chance of precipitation

Highest chance: 11 pm 32%.

Hourly weather forecast

  • 11 am
  • 68°F
  • Feels like:
    68°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 2mphSW 235°
  • Humidity: 63%
  • Pressure: 29.91"Hg
  • Visibility: 10mi
  • UV index: 3
  • ▼
  • 12 pm
  • 70°F
  • Feels like:
    70°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 4mphWSW 239°
  • Humidity: 56%
  • Pressure: 29.91"Hg
  • Visibility: 10mi
  • UV index: 4
  • ▼
  • 1 pm
  • 72°F
  • Feels like:
    72°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 4mphWSW 242°
  • Humidity: 52%
  • Pressure: 29.88"Hg
  • Visibility: 10mi
  • UV index: 4
  • ▼
  • 2 pm
  • 73°F
  • Feels like:
    73°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 6mphWSW 242°
  • Humidity: 50%
  • Pressure: 29.85"Hg
  • Visibility: 10mi
  • UV index: 3
  • ▼
  • 3 pm
  • 73°F
  • Feels like:
    73°F
Cloudy
Cloudy
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 7mphSW 235°
  • Humidity: 49%
  • Pressure: 29.83"Hg
  • Visibility: 10mi
  • UV index: 2
  • ▼
  • 4 pm
  • 73°F
  • Feels like:
    73°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 8mphSW 235°
  • Humidity: 50%
  • Pressure: 29.83"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 5 pm
  • 70°F
  • Feels like:
    70°F
Cloudy
Cloudy
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 10mphWSW 246°
  • Humidity: 58%
  • Pressure: 29.83"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 6 pm
  • 68°F
  • Feels like:
    68°F
Cloudy
Cloudy
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 10mphWSW 250°
  • Humidity: 65%
  • Pressure: 29.83"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunset: 6:00 pm
  • 7 pm
  • 66°F
  • Feels like:
    66°F
Cloudy
Cloudy
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 9mphWSW 249°
  • Humidity: 71%
  • Pressure: 29.85"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 8 pm
  • 64°F
  • Feels like:
    64°F
Cloudy
Cloudy
  • Precip. probability: 7%
  • Precipitation: 0"
  • Wind: 9mphWSW 253°
  • Humidity: 75%
  • Pressure: 29.85"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 9 pm
  • 64°F
  • Feels like:
    64°F
Cloudy
Cloudy
  • Precip. probability: 17%
  • Precipitation: 0"
  • Wind: 7mphWSW 256°
  • Humidity: 77%
  • Pressure: 29.88"Hg
  • Visibility: 9mi
  • UV index: 0
  • ▼
  • 10 pm
  • 64°F
  • Feels like:
    64°F
Cloudy
Cloudy
  • Precip. probability: 20%
  • Precipitation: 0"
  • Wind: 6mphW 260°
  • Humidity: 80%
  • Pressure: 29.88"Hg
  • Visibility: 9mi
  • UV index: 0
  • ▼
  • 11 pm
  • 63°F
  • Feels like:
    63°F
Few Showers
Few Showers
  • Precip. probability: 32%
  • Precipitation: 0.04"
  • Wind: 5mphWSW 255°
  • Humidity: 81%
  • Pressure: 29.88"Hg
  • Visibility: 7mi
  • UV index: 0
  • ▼
Today, primarily gloomy and occasionally rain-soaked weather is forecasted.
With a probability of 32%, minimal rainfall is expected around 11 pm.
The temperature will vary between the lowest temperature of 62.6°F and the highest temperature of 73.4°F. The warmest part of the day will be from 2 pm to 4 pm.
The maximum is expected to resemble November's average high of 70.7°F rather than October's. The minimum temperature will be consistent with October's average low of 57.9°F.
Updated: Oct 29, 2026 @ 17:24:38 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

The current temperature (9:24 am PST) is 66.2°F.

On Thursday, the sky will remain mostly closed off by clouds.

Today, there is a low probability of minimal rainfall in Ontario.

Today, the maximum temperature will be 73.4°F, while the minimum temperature will be 59°F.
The maximum temperature will be slightly cooler than the average highest temperature of 79°F in October. The lowest temperature will be in line with the average low of 57.9°F.

On Thursday, in Ontario, sunrise was at 7:07 am and sunset will be at 6:00 pm (PDT).

In Ontario, today, there will be 10h and 53min of daylight.