Weather forecast for tomorrow
Ontario, CA

Weather forecast for tomorrow

Friday, May 2.

Partly Cloudy
5:58 am

7:36 pm
PDT
Partly Cloudy
77°F / 55°F
  • Wind: 12mph WSW
  • Humidity: 64%
  • Precip. probability: 7%
  • Precipitation: 0"
  • UV index: 9
Tomorrow, in Ontario, a pleasant mix of sun and clouds will define the day.
The temperature will fluctuate from a high of a moderately hot 77°F to a low of a mild 55.4°F.
The maximum temperature will align with May's usual high of 76.6°F.
Sunrise will be at 5:58 am and sunset at 7:36 pm; tomorrow's daylight will last for 13h and 38min.

Frequently asked questions

What is the weather forecast for Ontario for tomorrow?
Tomorrow, the sky will feature a blend of clouds and sunshine.
What will be the maximum temperature tomorrow?
Tomorrow, the highest temperature will be 77°F, while the lowest temperature will be 55.4°F.
The highest temperature will be in line with the average maximum of 76.6°F in May. The lowest temperature will be also in line with the average low of 53.6°F.
What time are sunrise and sunset tomorrow?
On Friday, in Ontario, sunrise will be at 5:58 am and sunset at 7:36 pm (PDT).
How many hours of daylight will Ontario have tomorrow?
In Ontario, the length of the day tomorrow will be 13h and 38min.

Hourly weather forecast

12 am
  • 59°F
  • Feels like:
    59°F
Partly Cloudy
Partly Cloudy
  • Wind: 5mph WSW
  • Pressure: 29.91"Hg
  • Humidity: 87%
  • Precip. probability: 6%
  • Precipitation: 0"
  • Visibility: 9mi
2 am
  • 57°F
  • Feels like:
    57°F
Partly Cloudy
Partly Cloudy
  • Wind: 5mph W
  • Pressure: 29.91"Hg
  • Humidity: 89%
  • Precip. probability: 7%
  • Precipitation: 0"
  • Visibility: 9mi
4 am
  • 57°F
  • Feels like:
    57°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 4mph WSW
  • Pressure: 29.91"Hg
  • Humidity: 90%
  • Precip. probability: 8%
  • Precipitation: 0"
  • Visibility: 9mi
Sunrise: 5:58 am
6 am
  • 57°F
  • Feels like:
    57°F
Cloudy
Cloudy
  • Wind: 3mph WSW
  • Pressure: 29.91"Hg
  • Humidity: 89%
  • Precip. probability: 8%
  • Precipitation: 0"
  • Visibility: 9mi
8 am
  • 57°F
  • Feels like:
    57°F
Cloudy
Cloudy
  • Wind: 2mph WSW
  • Pressure: 29.91"Hg
  • Humidity: 90%
  • Precip. probability: 7%
  • Precipitation: 0"
  • Visibility: 9mi
10 am
  • 59°F
  • Feels like:
    59°F
Cloudy
Cloudy
  • Wind: 4mph SW
  • Pressure: 29.91"Hg
  • Humidity: 84%
  • Precip. probability: 5%
  • Precipitation: 0"
  • Visibility: 10mi
12 pm
  • 63°F
  • Feels like:
    63°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 4mph WSW
  • Pressure: 29.88"Hg
  • Humidity: 75%
  • Precip. probability: 3%
  • Precipitation: 0"
  • Visibility: 10mi
2 pm
  • 66°F
  • Feels like:
    66°F
Cloudy
Cloudy
  • Wind: 10mph WSW
  • Pressure: 29.85"Hg
  • Humidity: 65%
  • Precip. probability: 1%
  • Precipitation: 0"
  • Visibility: 10mi
4 pm
  • 64°F
  • Feels like:
    64°F
Partly Cloudy
Partly Cloudy
  • Wind: 13mph WSW
  • Pressure: 29.83"Hg
  • Humidity: 63%
  • Precip. probability: 1%
  • Precipitation: 0"
  • Visibility: 10mi
6 pm
  • 64°F
  • Feels like:
    63°F
Partly Cloudy
Partly Cloudy
  • Wind: 12mph WSW
  • Pressure: 29.8"Hg
  • Humidity: 65%
  • Precip. probability: 7%
  • Precipitation: 0"
  • Visibility: 10mi
Sunset: 7:36 pm
8 pm
  • 61°F
  • Feels like:
    59°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 11mph WSW
  • Pressure: 29.8"Hg
  • Humidity: 74%
  • Precip. probability: 16%
  • Precipitation: 0"
  • Visibility: 10mi
10 pm
  • 57°F
  • Feels like:
    55°F
Cloudy
Cloudy
  • Wind: 9mph SW
  • Pressure: 29.83"Hg
  • Humidity: 81%
  • Precip. probability: 9%
  • Precipitation: 0"
  • Visibility: 9mi
Tomorrow, primarily gloomy and occasionally mostly clear weather is expected.
The temperature will be between the lowest temperature of 57.2°F and the highest temperature of 66.2°F. The warmest part of the day will be at 2 pm and 3 pm.
The forecasted high will be consistent with the typical May maximum of 76.6°F. The expected low will be also in line with the average minimum in May, which is 53.6°F.
Updated: May 2, 2025 @ 06:27:45 UTC
Published by: Weather U.S. | About Us
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Weather Forecasting & Climate
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