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

Washington, Ontario

79°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Washington

Ontario

79°
No results found.
Try searching for a city, zip code or point of interest.
settings
Washington, Ontario Weather
Today WinterCast Local {stormName} Tracker Hourly Daily 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

Newsletters

Advertising

Superior Accuracy™

Video

Winter Center

Today Hourly

Daily

Radar MinuteCast Monthly Air Quality Health & Activities
Heat Warning

June 22 - August 5

Sun 6/22

90° /71°
25%
Windy, hot and humid with increasing amounts of sunshine; caution advised if doing strenuous activities outside
alerts

Heat Warning

11:00 AM Sunday - 6:00 AM Wednesday

RealFeel®97°

RealFeel Shade™93°

Max UV Index7 (High)

WindW 16 mph

Mon 6/23

94° /72°
0%
Breezy and hot with plenty of sun; possible danger of dehydration and heatstroke while doing strenuous activities
alerts

Heat Warning

11:00 AM Sunday - 6:00 AM Wednesday

RealFeel®98°

RealFeel Shade™93°

Max UV Index10 (Very High)

WindWSW 14 mph

Tue 6/24

89° /64°
45%
Very warm and humid with partial sunshine; a thunderstorm in a couple of spots in the afternoon
alerts

Heat Warning

11:00 AM Sunday - 6:00 AM Wednesday

RealFeel®97°

RealFeel Shade™91°

Max UV Index10 (Very High)

WindW 12 mph

Wed 6/25

80° /62°
55%
Mostly cloudy and not as warm; a thunderstorm in the area in the afternoon

RealFeel®84°

RealFeel Shade™81°

Max UV Index3 (Moderate)

WindESE 7 mph

Thu 6/26

72° /60°
88%
Mainly cloudy and humid with a couple of showers and a thunderstorm

RealFeel®80°

RealFeel Shade™76°

Max UV Index3 (Moderate)

WindSSE 7 mph

Fri 6/27

75° /62°
66%
Humid with some sunshine; a couple of afternoon thunderstorms

RealFeel®85°

RealFeel Shade™79°

Max UV Index10 (Very High)

WindSSE 9 mph

Sat 6/28

78° /64°
25%
Low clouds in the morning; clouds giving way to some sun in the afternoon

RealFeel®78°

RealFeel Shade™75°

Max UV Index3 (Moderate)

WindW 12 mph

Sun 6/29

82° /66°
37%
A shower in spots in the morning; otherwise, humid with times of clouds and sun

RealFeel®88°

RealFeel Shade™83°

Max UV Index8 (Very High)

WindSE 4 mph

Mon 6/30

80° /63°
62%
Cloudy and humid with thunderstorms

RealFeel®86°

RealFeel Shade™85°

Max UV Index2 (Low)

WindSSW 4 mph

Tue 7/1

74° /56°
56%
Occasional morning rain; otherwise, mostly cloudy

RealFeel®74°

RealFeel Shade™71°

Max UV Index7 (High)

WindWNW 13 mph

Wed 7/2

76° /56°
0%
Plenty of sunshine

RealFeel®82°

RealFeel Shade™74°

Max UV Index10 (Very High)

WindNW 6 mph

Thu 7/3

77° /58°
0%
Partial sunshine

RealFeel®82°

RealFeel Shade™75°

Max UV Index5 (Moderate)

WindNNW 2 mph

Fri 7/4

77° /59°
35%
Mostly cloudy with thunderstorms possible

RealFeel®80°

RealFeel Shade™74°

Max UV Index8 (Very High)

WindENE 7 mph

Sat 7/5

76° /57°
20%
Intervals of clouds and sunshine

RealFeel®77°

RealFeel Shade™73°

Max UV Index5 (Moderate)

WindN 10 mph

Sun 7/6

73° /53°
5%
Abundant sunshine

RealFeel®78°

RealFeel Shade™71°

Max UV Index10 (Very High)

WindNE 7 mph

Mon 7/7

72° /53°
5%
Plenty of sun

RealFeel®79°

RealFeel Shade™70°

Max UV Index10 (Very High)

WindWSW 2 mph

Tue 7/8

74° /56°
25%
Increasing cloudiness

RealFeel®74°

RealFeel Shade™74°

Max UV Index7 (High)

WindW 4 mph

Wed 7/9

79° /59°
20%
After a cloudy start, sun returns

RealFeel®85°

RealFeel Shade™77°

Max UV Index10 (Very High)

WindNW 4 mph

Thu 7/10

78° /60°
65%
Mostly cloudy and humid; a couple of showers and a thunderstorm in the afternoon

RealFeel®82°

RealFeel Shade™82°

Max UV Index3 (Moderate)

WindS 7 mph

Fri 7/11

77° /59°
25%
Humid with clouds and sunshine

RealFeel®81°

RealFeel Shade™77°

Max UV Index3 (Moderate)

WindWSW 5 mph

Sat 7/12

81° /61°
64%
Mostly cloudy and humid; a couple of afternoon showers and a thunderstorm

RealFeel®86°

RealFeel Shade™84°

Max UV Index5 (Moderate)

WindSW 8 mph

Sun 7/13

81° /59°
25%
Decreasing clouds and humid

RealFeel®87°

RealFeel Shade™80°

Max UV Index10 (Very High)

WindNW 7 mph

Mon 7/14

77° /59°
20%
Less humid with partial sunshine

RealFeel®81°

RealFeel Shade™76°

Max UV Index10 (Very High)

WindNE 6 mph

Tue 7/15

74° /58°
75%
Cloudy with a couple of showers, then a steadier rain

RealFeel®68°

RealFeel Shade™68°

Max UV Index2 (Low)

WindENE 9 mph

Wed 7/16

73° /57°
25%
Clouds giving way to some sun

RealFeel®75°

RealFeel Shade™70°

Max UV Index3 (Moderate)

WindNE 8 mph

Thu 7/17

74° /58°
20%
Sun giving way to increasing clouds

RealFeel®77°

RealFeel Shade™72°

Max UV Index10 (Very High)

WindENE 8 mph

Fri 7/18

74° /60°
55%
Cloudy; a shower in spots in the morning followed by a little rain in the afternoon

RealFeel®76°

RealFeel Shade™76°

Max UV Index3 (Moderate)

WindE 7 mph

Sat 7/19

78° /60°
71%
Cloudy and humid with a couple of showers, then a steadier rain

RealFeel®81°

RealFeel Shade™81°

Max UV Index2 (Low)

WindSE 6 mph

Sun 7/20

77° /61°
57%
A little morning rain; otherwise, mostly cloudy and humid

RealFeel®84°

RealFeel Shade™82°

Max UV Index3 (Moderate)

WindWSW 6 mph

Mon 7/21

81° /61°
39%
Cloudy and humid; a morning shower in spots followed by a thunderstorm in spots in the afternoon

RealFeel®86°

RealFeel Shade™86°

Max UV Index3 (Moderate)

WindSW 7 mph

Tue 7/22

80° /60°
60%
A couple of showers in the morning; otherwise, mostly cloudy and humid

RealFeel®83°

RealFeel Shade™81°

Max UV Index2 (Low)

WindW 9 mph

Wed 7/23

78° /60°
5%
Less humid with plenty of sunshine

RealFeel®82°

RealFeel Shade™76°

Max UV Index9 (Very High)

WindNW 7 mph

Thu 7/24

76° /59°
70%
Clouds and breaks of sun with afternoon showers and thunderstorms

RealFeel®78°

RealFeel Shade™77°

Max UV Index5 (Moderate)

WindWNW 4 mph

Fri 7/25

75° /59°
57%
A little rain in the morning; otherwise, mostly cloudy

RealFeel®75°

RealFeel Shade™72°

Max UV Index5 (Moderate)

WindN 9 mph

Sat 7/26

74° /57°
10%
Mostly sunny

RealFeel®79°

RealFeel Shade™72°

Max UV Index9 (Very High)

WindNNE 6 mph

Sun 7/27

74° /56°
5%
Plenty of sun

RealFeel®81°

RealFeel Shade™73°

Max UV Index9 (Very High)

WindNE 2 mph

Mon 7/28

75° /57°
25%
Increasing cloudiness

RealFeel®75°

RealFeel Shade™75°

Max UV Index5 (Moderate)

WindW 2 mph

Tue 7/29

78° /59°
39%
Some sun, then increasing clouds with a thunderstorm in spots in the afternoon

RealFeel®81°

RealFeel Shade™78°

Max UV Index9 (Very High)

WindW 8 mph

Wed 7/30

78° /56°
20%
Mostly sunny and less humid

RealFeel®83°

RealFeel Shade™75°

Max UV Index9 (Very High)

WindNNW 6 mph

Thu 7/31

72° /55°
79%
Cloudy with rain in the afternoon

RealFeel®73°

RealFeel Shade™68°

Max UV Index4 (Moderate)

WindSSE 6 mph

Fri 8/1

74° /56°
25%
Mostly cloudy

RealFeel®72°

RealFeel Shade™71°

Max UV Index3 (Moderate)

WindWNW 14 mph

Sat 8/2

74° /53°
25%
Mostly sunny and less humid

RealFeel®78°

RealFeel Shade™71°

Max UV Index9 (Very High)

WindNW 7 mph

Sun 8/3

73° /54°
20%
Mostly sunny

RealFeel®77°

RealFeel Shade™71°

Max UV Index9 (Very High)

WindNNW 6 mph

Mon 8/4

79° /55°
2%
Mostly sunny

RealFeel®84°

RealFeel Shade™80°

Max UV Index9 (Very High)

WindNW 2 mph

Tue 8/5

81° /60°
2%
Plenty of sun

RealFeel®86°

RealFeel Shade™82°

Max UV Index8 (Very High)

WindWSW 1 mph

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Weather Forecasts

Sweltering 90-100 F heat to expand, affect 170 million in US

4 hours ago

Severe Weather

Storms sweep Northeast, teen struck by lightning in Central Park

2 days ago

Severe Weather

Severe storms to continue riding edge of heat dome into new week

46 minutes ago

Astronomy

Meteorological summer vs. astronomical summer explained

5 days ago

Astronomy

NASA raises chance for asteroid to hit moon

2 days ago

More Stories

Featured Stories

Astronomy

Summer solstice: Everything to know about the year's longest day

2 days ago

Health

‘Nimbus’ COVID-19 variant arrives in U.S. after China surge

2 days ago

Severe Weather

Rare high-elevation tornado confirmed at Pikes Peak

3 days ago

Weather News

First methane-powered sea spiders found crawling on the ocean floor

3 days ago

Weather News

‘Dragon Man’ DNA revelation puts a face to group of ancient humans

1 day ago

World North America Canada Ontario Washington

Weather Near Washington:

  • Brampton, Ontario
  • Mississauga Valley, Ontario
  • Toronto, Ontario
Company
Proven Superior Accuracy About AccuWeather Digital Advertising Careers Press Contact Us
Products & Services
For Business For Partners For Advertising AccuWeather APIs AccuWeather Connect RealFeel® and RealFeel Shade™ 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 RealFeel® and RealFeel Shade™ 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
© 2025 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

...

...

...