Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™

Addison, Ontario

71°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Addison

Ontario

71°
No results found.
Try searching for a city, zip code or point of interest.
Get Premium+
Create Your Account Unlock extended daily and hourly forecasts — all with your free account.
Let's Go Chevron right
Have an account already? Log In
settings
Help
Addison, Ontario Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps
News

News & Features

Astronomy

Business

Climate

Health

Recreation

Sports

Travel
For Business

Warnings

Data Suite

Forensics

Advertising

Superior Accuracy™

Video

Winter Center
Today

Hourly

 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

View hourly forecasts 10-days ahead

Activate Your Premium+ Subscription

Chevron right

4 AM

71°
RealFeel® 74°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 46%
Chevron down
Mostly clear
alerts

Yellow Warning - Air Quality

10:00 PM Tuesday - 6:00 PM Wednesday
alerts

Yellow Warning - Heat

9:50 PM Tuesday - 12:00 AM Friday

WindW 6 mph

Air QualityPoor

Wind Gusts13 mph

Humidity93%

Indoor Humidity93% (Very Humid)

Dew Point69° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover19%

Visibility10 mi

Cloud Ceiling34000 ft

5 AM

71°
RealFeel® 73°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 27%
Chevron down
Partly cloudy
alerts

Yellow Warning - Air Quality

10:00 PM Tuesday - 6:00 PM Wednesday
alerts

Yellow Warning - Heat

9:50 PM Tuesday - 12:00 AM Friday

WindWNW 5 mph

Air QualityPoor

Wind Gusts13 mph

Humidity90%

Indoor Humidity90% (Very Humid)

Dew Point68° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover37%

Visibility10 mi

Cloud Ceiling30000 ft

6 AM

71°
RealFeel® 74°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 27%
Chevron down
Partly sunny
alerts

Yellow Warning - Air Quality

10:00 PM Tuesday - 6:00 PM Wednesday
alerts

Yellow Warning - Heat

9:50 PM Tuesday - 12:00 AM Friday

RealFeel Shade™74°

WindWNW 5 mph

Air QualityFair

Max UV Index0.4 (Low)

Wind Gusts12 mph

Humidity86%

Indoor Humidity86% (Very Humid)

Dew Point67° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

7 AM

73°
RealFeel® 75°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 18%
Chevron down
Partly sunny
alerts

Yellow Warning - Air Quality

10:00 PM Tuesday - 6:00 PM Wednesday
alerts

Yellow Warning - Heat

9:50 PM Tuesday - 12:00 AM Friday

RealFeel Shade™73°

WindW 5 mph

Air QualityFair

Max UV Index1.2 (Low)

Wind Gusts12 mph

Humidity80%

Indoor Humidity80% (Humid)

Dew Point66° F

AccuLumen Brightness Index™7 (Bright)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

8 AM

74°
RealFeel® 79°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Hazy sunshine
alerts

Yellow Warning - Air Quality

10:00 PM Tuesday - 6:00 PM Wednesday
alerts

Yellow Warning - Heat

9:50 PM Tuesday - 12:00 AM Friday

RealFeel Shade™75°

WindW 6 mph

Air QualityFair

Max UV Index2.1 (Low)

Wind Gusts14 mph

Humidity81%

Indoor Humidity81% (Very Humid)

Dew Point68° F

AccuLumen Brightness Index™7 (Bright)

Cloud Cover59%

Visibility10 mi

Cloud Ceiling30000 ft

9 AM

76°
RealFeel® 80°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Hazy sunshine
alerts

Yellow Warning - Air Quality

10:00 PM Tuesday - 6:00 PM Wednesday
alerts

Yellow Warning - Heat

9:50 PM Tuesday - 12:00 AM Friday

RealFeel Shade™76°

WindWNW 7 mph

Air QualityFair

Max UV Index2.6 (Moderate)

Wind Gusts16 mph

Humidity73%

Indoor Humidity73% (Very Humid)

Dew Point67° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover69%

Visibility10 mi

Cloud Ceiling24500 ft

10 AM

78°
RealFeel® 82°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 0%
Chevron down
Hazy sunshine
alerts

Yellow Warning - Air Quality

10:00 PM Tuesday - 6:00 PM Wednesday
alerts

Yellow Warning - Heat

9:50 PM Tuesday - 12:00 AM Friday

RealFeel Shade™77°

WindWNW 7 mph

Air QualityFair

Max UV Index3.1 (Moderate)

Wind Gusts18 mph

Humidity64%

Indoor Humidity64% (Humid)

Dew Point65° F

AccuLumen Brightness Index™4 (Dull)

Cloud Cover79%

Visibility10 mi

Cloud Ceiling24500 ft

11 AM

80°
RealFeel® 83°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 0%
Chevron down
Hazy sunshine
alerts

Yellow Warning - Air Quality

10:00 PM Tuesday - 6:00 PM Wednesday
alerts

Yellow Warning - Heat

9:50 PM Tuesday - 12:00 AM Friday

RealFeel Shade™79°

Heat Index82°

WindWNW 8 mph

Air QualityFair

Max UV Index3.6 (Moderate)

Wind Gusts22 mph

Humidity57%

Indoor Humidity57% (Humid)

Dew Point64° F

AccuLumen Brightness Index™3 (Dull)

Cloud Cover89%

Visibility10 mi

Cloud Ceiling24500 ft

12 PM

82°
RealFeel® 86°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 0%
Chevron down
Hazy sunshine
alerts

Yellow Warning - Air Quality

10:00 PM Tuesday - 6:00 PM Wednesday
alerts

Yellow Warning - Heat

9:50 PM Tuesday - 12:00 AM Friday

RealFeel Shade™79°

Heat Index83°

WindWNW 10 mph

Air QualityFair

Max UV Index5.9 (High)

Wind Gusts25 mph

Humidity51%

Indoor Humidity51% (Slightly Humid)

Dew Point62° F

AccuLumen Brightness Index™5 (Medium)

Cloud Cover77%

Visibility10 mi

Cloud Ceiling24400 ft

1 PM

83°
RealFeel® 87°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 1%
Chevron down
Hazy sunshine
alerts

Yellow Warning - Air Quality

10:00 PM Tuesday - 6:00 PM Wednesday
alerts

Yellow Warning - Heat

9:50 PM Tuesday - 12:00 AM Friday

RealFeel Shade™80°

Heat Index83°

WindWNW 10 mph

Air QualityFair

Max UV Index8.6 (Very High)

Wind Gusts28 mph

Humidity46%

Indoor Humidity46% (Slightly Humid)

Dew Point60° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover65%

Visibility10 mi

Cloud Ceiling30000 ft

2 PM

84°
RealFeel® 88°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 47%
Chevron down
Hazy sunshine
alerts

Yellow Warning - Air Quality

10:00 PM Tuesday - 6:00 PM Wednesday
alerts

Yellow Warning - Heat

9:50 PM Tuesday - 12:00 AM Friday

RealFeel Shade™80°

Heat Index83°

WindNW 12 mph

Air QualityFair

Max UV Index8.5 (Very High)

Wind Gusts29 mph

Humidity42%

Indoor Humidity42% (Slightly Humid)

Dew Point59° F

AccuLumen Brightness Index™7 (Bright)

Cloud Cover53%

Visibility10 mi

Cloud Ceiling30000 ft

3 PM

86°
RealFeel® 86°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 51%
Chevron down
Partly sunny w/ t-storms
alerts

Yellow Warning - Air Quality

10:00 PM Tuesday - 6:00 PM Wednesday
alerts

Yellow Warning - Heat

9:50 PM Tuesday - 12:00 AM Friday

RealFeel Shade™80°

Heat Index85°

WindNW 12 mph

Air QualityFair

Max UV Index6.6 (High)

Wind Gusts29 mph

Humidity38%

Indoor Humidity38% (Slightly Humid)

Dew Point58° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover36%

Rain0.02 in

Visibility6 mi

Cloud Ceiling30000 ft

4 PM

85°
RealFeel® 86°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 47%
Chevron down
Hazy sunshine
alerts

Yellow Warning - Air Quality

10:00 PM Tuesday - 6:00 PM Wednesday
alerts

Yellow Warning - Heat

9:50 PM Tuesday - 12:00 AM Friday

RealFeel Shade™81°

Heat Index84°

WindNW 10 mph

Air QualityFair

Max UV Index4.6 (Moderate)

Wind Gusts27 mph

Humidity39%

Indoor Humidity39% (Slightly Humid)

Dew Point57° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover19%

Visibility10 mi

Cloud Ceiling30000 ft

5 PM

84°
RealFeel® 85°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 19%
Chevron down
Hazy sunshine
alerts

Yellow Warning - Air Quality

10:00 PM Tuesday - 6:00 PM Wednesday
alerts

Yellow Warning - Heat

9:50 PM Tuesday - 12:00 AM Friday

RealFeel Shade™81°

Heat Index83°

WindNW 10 mph

Air QualityFair

Max UV Index3.3 (Moderate)

Wind Gusts24 mph

Humidity39%

Indoor Humidity39% (Slightly Humid)

Dew Point57° F

AccuLumen Brightness Index™10 (Very Bright)

Cloud Cover3%

Visibility10 mi

Cloud Ceiling30000 ft

6 PM

83°
RealFeel® 83°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 19%
Chevron down
Hazy sunshine
alerts

Yellow Warning - Heat

9:50 PM Tuesday - 12:00 AM Friday

RealFeel Shade™80°

Heat Index82°

WindNW 8 mph

Air QualityFair

Max UV Index2.1 (Low)

Wind Gusts20 mph

Humidity40%

Indoor Humidity40% (Slightly Humid)

Dew Point57° F

AccuLumen Brightness Index™10 (Very Bright)

Cloud Cover2%

Visibility10 mi

Cloud Ceiling30000 ft

7 PM

81°
RealFeel® 80°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 13%
Chevron down
Hazy sunshine
alerts

Yellow Warning - Heat

9:50 PM Tuesday - 12:00 AM Friday

RealFeel Shade™78°

Heat Index81°

WindNW 6 mph

Air QualityFair

Max UV Index1.2 (Low)

Wind Gusts15 mph

Humidity44%

Indoor Humidity44% (Slightly Humid)

Dew Point57° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover1%

Visibility10 mi

Cloud Ceiling30000 ft

8 PM

77°
RealFeel® 76°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny
alerts

Yellow Warning - Heat

9:50 PM Tuesday - 12:00 AM Friday

RealFeel Shade™76°

WindNW 5 mph

Air QualityFair

Max UV Index0.4 (Low)

Wind Gusts10 mph

Humidity50%

Indoor Humidity50% (Slightly Humid)

Dew Point57° F

AccuLumen Brightness Index™3 (Dull)

Cloud Cover26%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

74°
RealFeel® 72°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Mostly clear
alerts

Yellow Warning - Heat

9:50 PM Tuesday - 12:00 AM Friday

WindNW 4 mph

Air QualityFair

Wind Gusts9 mph

Humidity57%

Indoor Humidity57% (Slightly Humid)

Dew Point58° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover26%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

71°
RealFeel® 69°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Mostly clear
alerts

Yellow Warning - Heat

9:50 PM Tuesday - 12:00 AM Friday

WindNW 4 mph

Air QualityFair

Wind Gusts10 mph

Humidity63%

Indoor Humidity63% (Slightly Humid)

Dew Point58° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover26%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

69°
RealFeel® 67°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Mostly clear
alerts

Yellow Warning - Heat

9:50 PM Tuesday - 12:00 AM Friday

WindWNW 4 mph

Air QualityFair

Wind Gusts9 mph

Humidity69%

Indoor Humidity69% (Slightly Humid)

Dew Point58° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover26%

Visibility10 mi

Cloud Ceiling30000 ft

Hourly Weather Forecast for Addison

AccuWeather's hourly forecast for Addison provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 71° with a RealFeel® of 74°, mostly clear with a 46% chance of precipitation. Each hourly forecast includes wind speed, humidity, air quality, UV index, and the AccuLumen Brightness Index™, AccuWeather's measure of perceived outdoor light intensity. Forecasts are generated by proprietary systems developed by AccuWeather meteorologists since 1962.

Further Ahead

Tomorrow

Friday

10-Day

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Weather Forecasts

Severe risk to sweep across New England fueled by dangerous heat

12 hours ago

Severe Weather

Texas flood dangers grow as more torrential downpours loom

1 hour ago

Weather Forecasts

'Steam-cooker' pattern grips the Central, East with heat and humidity

1 hour ago

Severe Weather

1-in-1,000-year flood devastates Missouri’s Black River region

12 hours ago

Hurricane

Tropical trouble could boost southeast U.S. flooding risk this weekend

1 hour ago

 More Stories

Featured Stories

Weather Forecasts

First storms of summer to arrive in southwestern US as monsoon begins

1 hour ago

Weather News

New daylight saving time bill takes different approach to time changes

12 hours ago

Weather News

Pilot killed after aircraft crashes during Colorado wildfire fight

12 hours ago

Recreation

Bison tosses Yellowstone visitor 8 feet into air during attack

12 hours ago

Astronomy

Total solar eclipse: Where the moon will block the sun in August

17 hours ago
World North America Canada Ontario Addison

Weather Near Addison:

  • Gatineau, Quebec
  • Ottawa, Ontario
  • Syracuse, NY
Company
Proven Superior Accuracy™ About AccuWeather Digital Advertising Careers Press Contact Us
Products & Services
For Business For Partners For Advertising AccuWeather APIs AccuWeather Connect Personal Weather Stations
Apps & Downloads
iPhone App Android App See all Apps & Downloads
Subscription Services
AccuWeather Premium AccuWeather Professional
More
AccuWeather Ready Business Health Hurricane Leisure and Recreation Severe Weather Space and Astronomy Sports Travel Weather News Winter Center
Company
Proven Superior Accuracy™ About AccuWeather Digital Advertising Careers Press Contact Us
Products & Services
For Business For Partners For Advertising AccuWeather APIs AccuWeather Connect Personal Weather Stations
Apps & Downloads
iPhone App Android App See all Apps & Downloads
Subscription Services
AccuWeather Premium AccuWeather Professional
More
AccuWeather Ready Business Health Hurricane Leisure and Recreation Severe Weather Space and Astronomy Sports Travel Weather News Winter Center
© 2026 AccuWeather, Inc. "AccuWeather" and sun design are registered trademarks of AccuWeather, Inc. All Rights Reserved.
Terms of Use | Privacy Policy | Cookie Policy | About Your Privacy Do Not Sell or Share My Personal Information | Data Sources

...

...

...