Weather forecast for todayOntario, CA
Weather forecast for today
Current condition 5:49 am PST
- 59°F
- Feels like:57°F
Cloudy
- Precipitation: 0"
- Wind: 7mphW 260°
- Humidity: 95%
- Dewpoint: 57°F
- Pressure: 29.87"Hg
- Visibility: 7mi
- UV index: 0
- details ▼
In Ontario, at the moment, low-hanging clouds are blanketing the sky, bringing cooler temperatures.
The temperature is a moderate 59°F, with the apparent temperature closely matching at 57.2°F. The current temperature is almost at the minimum-expected 57.2°F for today.
The temperature is a moderate 59°F, with the apparent temperature closely matching at 57.2°F. The current temperature is almost at the minimum-expected 57.2°F for today.
Friday Oct 30, 2026
- 70°F
- 57°F
AM Showers
- Precip. probability: 37%
- Precipitation: 0.04"
- Wind: 7mphWSW 250°
- Humidity: 71%
- UV index: 3
- Sunrise: 7:08 am PDT
- Sunset: 5:59 pm PDT
- details ▼
Today, in Ontario, a few passing showers may dampen the morning hours.
Minimal precipitation is forecasted. The maximum predicted temperature is an agreeable 69.8°F, while the minimum temperature will be a mild 57.2°F.
With a forecast of 69.8°F, the day’s weather feels closer to November than October.
Sunrise will be at 7:08 am and sunset at 5:59 pm; the daylight will last for 10h and 51min.
Minimal precipitation is forecasted. The maximum predicted temperature is an agreeable 69.8°F, while the minimum temperature will be a mild 57.2°F.
With a forecast of 69.8°F, the day’s weather feels closer to November than October.
Sunrise will be at 7:08 am and sunset at 5:59 pm; the daylight will last for 10h and 51min.
Hourly overview
Hourly temperatures
Warmest period: 3 pm - 5 pm 68°C.
Coldest hour: 7 am 59°C.
Coldest hour: 7 am 59°C.
Chance of precipitation
Highest chance: 7 am 14%.
Hourly weather forecast
- 7 am
- 59°F
- Feels like:59°F
Cloudy
- Precip. probability: 14%
- Precipitation: 0"
- Wind: 7mphW 261°
- Humidity: 93%
- Pressure: 29.85"Hg
- Visibility: 7mi
- UV index: 0
- details ▼
Sunrise: 7:08 am
- 8 am
- 59°F
- Feels like:59°F
Cloudy
- Precip. probability: 12%
- Precipitation: 0"
- Wind: 6mphW 263°
- Humidity: 90%
- Pressure: 29.88"Hg
- Visibility: 7mi
- UV index: 0
- details ▼
- 9 am
- 61°F
- Feels like:59°F
Cloudy
- Precip. probability: 11%
- Precipitation: 0"
- Wind: 7mphW 264°
- Humidity: 87%
- Pressure: 29.88"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
- 10 am
- 63°F
- Feels like:63°F
Cloudy
- Precip. probability: 9%
- Precipitation: 0"
- Wind: 5mphWSW 254°
- Humidity: 76%
- Pressure: 29.91"Hg
- Visibility: 10mi
- UV index: 1
- details ▼
- 11 am
- 64°F
- Feels like:64°F
Cloudy
- Precip. probability: 9%
- Precipitation: 0"
- Wind: 6mphWSW 250°
- Humidity: 74%
- Pressure: 29.91"Hg
- Visibility: 10mi
- UV index: 2
- details ▼
- 12 pm
- 64°F
- Feels like:64°F
Mostly Cloudy
- Precip. probability: 11%
- Precipitation: 0"
- Wind: 6mphWSW 252°
- Humidity: 69%
- Pressure: 29.88"Hg
- Visibility: 10mi
- UV index: 3
- details ▼
- 1 pm
- 66°F
- Feels like:66°F
Cloudy
- Precip. probability: 12%
- Precipitation: 0"
- Wind: 7mphWSW 248°
- Humidity: 67%
- Pressure: 29.88"Hg
- Visibility: 10mi
- UV index: 2
- details ▼
- 2 pm
- 66°F
- Feels like:66°F
Mostly Cloudy
- Precip. probability: 6%
- Precipitation: 0"
- Wind: 6mphWSW 248°
- Humidity: 63%
- Pressure: 29.88"Hg
- Visibility: 10mi
- UV index: 3
- details ▼
- 3 pm
- 68°F
- Feels like:68°F
Cloudy
- Precip. probability: 7%
- Precipitation: 0"
- Wind: 7mphWSW 238°
- Humidity: 59%
- Pressure: 29.85"Hg
- Visibility: 10mi
- UV index: 2
- details ▼
- 4 pm
- 68°F
- Feels like:68°F
Mostly Cloudy
- Precip. probability: 6%
- Precipitation: 0"
- Wind: 7mphWSW 238°
- Humidity: 55%
- Pressure: 29.85"Hg
- Visibility: 10mi
- UV index: 1
- details ▼
- 5 pm
- 68°F
- Feels like:68°F
Mostly Cloudy
- Precip. probability: 1%
- Precipitation: 0"
- Wind: 7mphWSW 241°
- Humidity: 58%
- Pressure: 29.85"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
Sunset: 5:59 pm
- 6 pm
- 66°F
- Feels like:66°F
Cloudy
- Precip. probability: 2%
- Precipitation: 0"
- Wind: 7mphWSW 242°
- Humidity: 65%
- Pressure: 29.85"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
- 7 pm
- 64°F
- Feels like:64°F
Mostly Cloudy
- Precip. probability: 3%
- Precipitation: 0"
- Wind: 7mphWSW 240°
- Humidity: 70%
- Pressure: 29.88"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
- 8 pm
- 63°F
- Feels like:63°F
Mostly Cloudy
- Precip. probability: 4%
- Precipitation: 0"
- Wind: 6mphWSW 247°
- Humidity: 75%
- Pressure: 29.91"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
- 9 pm
- 63°F
- Feels like:63°F
Mostly Cloudy
- Precip. probability: 6%
- Precipitation: 0"
- Wind: 4mphWSW 255°
- Humidity: 78%
- Pressure: 29.91"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
- 10 pm
- 61°F
- Feels like:61°F
Mostly Cloudy
- Precip. probability: 6%
- Precipitation: 0"
- Wind: 4mphW 275°
- Humidity: 81%
- Pressure: 29.91"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
- 11 pm
- 61°F
- Feels like:61°F
Mostly Cloudy
- Precip. probability: 5%
- Precipitation: 0"
- Wind: 2mphNW 314°
- Humidity: 81%
- Pressure: 29.91"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
Today, gray skies are likely.
The temperature will vary between the highest temperature of 68°F and the lowest temperature of 59°F. The warmest part of the day will be from 3 pm to 5 pm.
The temperature will be more comparable to what’s typical for November than the usual maximum in October. The temperature low is forecasted to be similar to the usual October value of 57.9°F.
The temperature will vary between the highest temperature of 68°F and the lowest temperature of 59°F. The warmest part of the day will be from 3 pm to 5 pm.
The temperature will be more comparable to what’s typical for November than the usual maximum in October. The temperature low is forecasted to be similar to the usual October value of 57.9°F.
Updated: Oct 30, 2026 @ 13:49:00 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate
Frequently asked questions
Currently (5:49 am PST) it is 59°F in Ontario.
On Friday, in Ontario, expect a few brief rain showers in the morning hours.
Today, there is a low probability of minimal rainfall in Ontario.
Today, the maximum temperature will be 69.8°F, while the minimum temperature will be 57.2°F.
The highest temperature will be noticeably lower than the average maximum of 79°F in October. The lowest temperature will be in line with the average low of 57.9°F.
The highest temperature will be noticeably lower than the average maximum of 79°F in October. The lowest temperature will be in line with the average low of 57.9°F.
On Friday, in Ontario, sunrise will be at 7:08 am and sunset at 5:59 pm (PDT).
In Ontario, the length of the day today will be 10h and 51min.
Ontario, California, USA
- en: Ontario, California, USA
- es: Ontario, California, EE.UU.
- hr: Ontario, Kalifornija, SAD
- mk: Ontario, Kalifornija, SAD
- sr: Ontario, Kalifornija, SAD
- zh: 安大略, 加利福尼亚州, 美国
- Latitude: 34.063344°
- Longitude: -117.650888°
- Elevation: 997 ft
- Current time: 6:49am PST
- Sunrise: 7:08 am PST
- Sunset: 5:59 pm PST
- Timezone: America/Los_Angeles
Nearby Ontario, California, USA
- Upland (2 mi)
- Montclair (2 mi)
- Guasti (4 mi)
- Chino (4 mi)
- Rancho Cucamonga (4 mi)
- Claremont (4 mi)
- Alta Loma (5 mi)
- Champagne (6 mi)
- Pomona (6 mi)
- Rochester (6 mi)
- San Antonio Heights (6 mi)
- Grapeland (7 mi)
- Chino Hills (7 mi)
- La Verne (7 mi)
- Etiwanda (9 mi)
- Eastvale (9 mi)
- San Dimas (9 mi)
- Mira Loma (9 mi)
- Kaiser (9 mi)
- Glen Avon (10 mi)
- Norco (11 mi)
- Pedley (12 mi)
- Charter Oak (12 mi)
- Fontana (12 mi)
California, USA - most visited locations
- Los Angeles
- San Francisco
- San Diego
- San Jose
- Sacramento
- Fresno
- Long Beach
- Oakland
- Bakersfield
- Anaheim
- Santa Ana
- Riverside
- Stockton
- Irvine
- Chula Vista
- Fremont
- Santa Rosa
- Pasadena
- Hayward
- Salinas
- Sunnyvale
- Berkeley
- Pomona
- Visalia
- Santa Clara
- Carlsbad
- Ventura
- West Covina
- Fullerton
- Norwalk
- Daly City
- Murrieta
- Burbank
- El Cajon
- San Mateo
- Clovis





