0

Hourly Weather Forecast - Rosemont, Ontario, CA

  • Temperature
    10°F
    Precipitation
    20%
    Wind
    8mph
    WSW
    Arrow up

    Partly Cloudy

    Humidity
    75%
    Feels like
    -2°F
    Dew Point
    3°F

  • Partly Cloudy

    Humidity
    76%
    Feels like
    -3°F
    Dew Point
    3°F

  • Partly Cloudy

    Humidity
    76%
    Feels like
    -4°F
    Dew Point
    3°F

  • Mostly Cloudy

    Humidity
    77%
    Feels like
    -5°F
    Dew Point
    2°F

  • Cloudy

    Humidity
    78%
    Feels like
    -6°F
    Dew Point
    2°F

  • Cloudy

    Humidity
    79%
    Feels like
    -6°F
    Dew Point
    2°F

  • Mostly Cloudy

    Humidity
    80%
    Feels like
    -6°F
    Dew Point
    2°F

  • Mostly Cloudy

    Humidity
    79%
    Feels like
    -5°F
    Dew Point
    2°F

  • Mostly Cloudy

    Humidity
    77%
    Feels like
    -5°F
    Dew Point
    2°F

  • Mostly Cloudy

    Humidity
    75%
    Feels like
    -5°F
    Dew Point
    2°F

Top Stories

Right Arrow
Snow Forecast through Sunday

Unrelenting Storm Track Brings Snow to Great Lakes & Northeast

A couple low pressure systems will produce additional snowfall across the Great Lakes, Upper Midwest, and Northeast this weekend into the upcoming week.

Read More
Weekend Weather Outlook

Weekend Weather Outlook

Read More
Weekly Drought Map for January 15, 2026

Active Weather Creates Mix of Improvements, Degradations to Drought Depiction

Read More
Vehicle driving in wintry conditions

Prepare Your Car for Cold Weather

Read More
(Image provided by NOAA)

Polar Vortex: What Is It?

Read More
People skating on a frozen pond on a clear day. (Image by Q K from Pixabay)

Safety Tips For Icy Surfaces

Read More
More NewsRight Arrow
loading ad...
Today's National Outlook
Hurricane Tracker
Allergy Forecast
Cold & Flu
Snow & Ski Forecast
Fire Updates
Traffic Cameras
Weather Cameras
Traffic Cameras
Weather Cameras
Outdoor Sports Guide