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

South Dundas, Ontario

66°F
Location Chevron down
Location News Videos
Use Current Location
Recent

South Dundas

Ontario

66°
No results found.
Try searching for a city, zip code or point of interest.
settings
South Dundas, 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

June 26 - August 9

Thu 6/26

66° /54°
87%
Cloudy and cooler with a passing shower or two

RealFeel®68°

RealFeel Shade™63°

Max UV Index2 (Low)

WindNE 7 mph

Fri 6/27

73° /65°
80%
Cloudy with occasional rain and a thunderstorm in the afternoon; heavy rain at night can lead to flooding; check AccuWeather often

RealFeel®72°

RealFeel Shade™72°

Max UV Index2 (Low)

WindESE 8 mph

Sat 6/28

80° /62°
90%
Occasional morning rain and drizzle; otherwise, mostly cloudy and humid

RealFeel®85°

RealFeel Shade™81°

Max UV Index8 (Very High)

WindSSW 9 mph

Sun 6/29

79° /61°
3%
Low clouds

RealFeel®79°

RealFeel Shade™79°

Max UV Index2 (Low)

WindWSW 6 mph

Mon 6/30

89° /67°
3%
Warmer with intervals of clouds and sunshine

RealFeel®93°

RealFeel Shade™87°

Max UV Index9 (Very High)

WindSSW 8 mph

Tue 7/1

80° /62°
40%
A thunderstorm in spots in the morning; otherwise, clouds giving way to some sun and humid

RealFeel®87°

RealFeel Shade™79°

Max UV Index10 (Very High)

WindSW 8 mph

Wed 7/2

77° /58°
62%
A couple of morning showers; otherwise, partial sunshine

RealFeel®79°

RealFeel Shade™74°

Max UV Index7 (High)

WindSW 9 mph

Thu 7/3

79° /57°
75%
A couple of morning showers; otherwise, times of clouds and sun

RealFeel®82°

RealFeel Shade™76°

Max UV Index5 (Moderate)

WindSW 8 mph

Fri 7/4

77° /60°
2%
Times of clouds and sun

RealFeel®82°

RealFeel Shade™75°

Max UV Index8 (Very High)

WindSW 6 mph

Sat 7/5

79° /62°
75%
Variable cloudiness with a couple of showers, mainly later; humid

RealFeel®84°

RealFeel Shade™78°

Max UV Index7 (High)

WindSW 5 mph

Sun 7/6

78° /61°
0%
Humid with plenty of sunshine

RealFeel®86°

RealFeel Shade™77°

Max UV Index10 (Very High)

WindSW 5 mph

Mon 7/7

80° /62°
0%
Sunny

RealFeel®87°

RealFeel Shade™79°

Max UV Index10 (Very High)

WindSW 5 mph

Tue 7/8

82° /60°
4%
Increasing clouds

RealFeel®88°

RealFeel Shade™80°

Max UV Index9 (Very High)

WindWSW 5 mph

Wed 7/9

79° /64°
10%
Sunshine

RealFeel®88°

RealFeel Shade™77°

Max UV Index9 (Very High)

WindSSE 4 mph

Thu 7/10

82° /65°
10%
Sunshine

RealFeel®87°

RealFeel Shade™80°

Max UV Index9 (Very High)

WindS 7 mph

Fri 7/11

82° /65°
65%
Humid with considerable cloudiness; a couple of showers and a thunderstorm in the afternoon

RealFeel®85°

RealFeel Shade™84°

Max UV Index2 (Low)

WindSSW 9 mph

Sat 7/12

79° /64°
10%
Brilliant sunshine and humid

RealFeel®84°

RealFeel Shade™77°

Max UV Index9 (Very High)

WindSSW 9 mph

Sun 7/13

81° /60°
10%
Mostly sunny

RealFeel®88°

RealFeel Shade™80°

Max UV Index9 (Very High)

WindNNW 2 mph

Mon 7/14

76° /62°
10%
Sunny

RealFeel®83°

RealFeel Shade™74°

Max UV Index9 (Very High)

WindSSW 5 mph

Tue 7/15

80° /65°
10%
Sunshine

RealFeel®87°

RealFeel Shade™80°

Max UV Index9 (Very High)

WindWNW 4 mph

Wed 7/16

78° /65°
25%
Increasing cloudiness and humid

RealFeel®83°

RealFeel Shade™83°

Max UV Index7 (High)

WindSSE 6 mph

Thu 7/17

82° /67°
65%
A couple of showers in the morning; otherwise, overcast and humid

RealFeel®87°

RealFeel Shade™86°

Max UV Index2 (Low)

WindSW 10 mph

Fri 7/18

81° /66°
65%
A couple of morning showers and a thunderstorm; otherwise, humid with times of sun and clouds

RealFeel®88°

RealFeel Shade™86°

Max UV Index4 (Moderate)

WindSW 12 mph

Sat 7/19

82° /66°
41%
Mostly cloudy and humid; a shower in spots in the morning followed by a thunderstorm in spots in the afternoon

RealFeel®86°

RealFeel Shade™85°

Max UV Index4 (Moderate)

WindSW 9 mph

Sun 7/20

79° /65°
65%
Mostly cloudy and humid; a couple of showers and a thunderstorm in the afternoon

RealFeel®85°

RealFeel Shade™83°

Max UV Index5 (Moderate)

WindWSW 9 mph

Mon 7/21

76° /62°
5%
Less humid with plenty of sun

RealFeel®82°

RealFeel Shade™74°

Max UV Index9 (Very High)

WindNNE 6 mph

Tue 7/22

76° /61°
5%
Plenty of sun

RealFeel®84°

RealFeel Shade™75°

Max UV Index9 (Very High)

WindSSE 4 mph

Wed 7/23

78° /65°
25%
Clouds to start, then sunshine returns

RealFeel®82°

RealFeel Shade™78°

Max UV Index3 (Moderate)

WindSW 7 mph

Thu 7/24

82° /66°
40%
Cloudy and humid; a thunderstorm in spots in the afternoon

RealFeel®87°

RealFeel Shade™85°

Max UV Index3 (Moderate)

WindWSW 5 mph

Fri 7/25

80° /66°
63%
Cloudy and humid with a couple of showers and a thunderstorm

RealFeel®85°

RealFeel Shade™85°

Max UV Index2 (Low)

WindSSW 6 mph

Sat 7/26

79° /65°
60%
A couple of morning showers; otherwise, mostly cloudy and humid

RealFeel®85°

RealFeel Shade™83°

Max UV Index2 (Low)

WindSW 8 mph

Sun 7/27

81° /65°
65%
Overcast and humid; a couple of afternoon showers and a thunderstorm

RealFeel®84°

RealFeel Shade™84°

Max UV Index2 (Low)

WindSSW 12 mph

Mon 7/28

78° /62°
25%
Cloudy and less humid

RealFeel®77°

RealFeel Shade™77°

Max UV Index2 (Low)

WindNNW 6 mph

Tue 7/29

75° /58°
10%
Mostly sunny

RealFeel®82°

RealFeel Shade™73°

Max UV Index9 (Very High)

WindNNW 4 mph

Wed 7/30

75° /59°
10%
Mostly sunny

RealFeel®82°

RealFeel Shade™73°

Max UV Index8 (Very High)

WindESE 2 mph

Thu 7/31

76° /63°
25%
Mostly sunny

RealFeel®83°

RealFeel Shade™76°

Max UV Index8 (Very High)

WindSSE 4 mph

Fri 8/1

77° /65°
25%
Sun followed by clouds and humid

RealFeel®84°

RealFeel Shade™79°

Max UV Index8 (Very High)

WindS 6 mph

Sat 8/2

81° /65°
65%
Rather cloudy and humid; a couple of afternoon showers and a thunderstorm

RealFeel®85°

RealFeel Shade™85°

Max UV Index3 (Moderate)

WindSE 4 mph

Sun 8/3

78° /64°
65%
A couple of showers and a thunderstorm in the morning; otherwise, humid with variable cloudiness

RealFeel®84°

RealFeel Shade™78°

Max UV Index4 (Moderate)

WindWSW 6 mph

Mon 8/4

77° /64°
60%
Humid with periods of rain

RealFeel®80°

RealFeel Shade™80°

Max UV Index2 (Low)

WindSSE 5 mph

Tue 8/5

75° /61°
25%
Mostly sunny

RealFeel®82°

RealFeel Shade™73°

Max UV Index8 (Very High)

WindWNW 6 mph

Wed 8/6

76° /57°
25%
Mostly cloudy

RealFeel®76°

RealFeel Shade™76°

Max UV Index4 (Moderate)

WindENE 4 mph

Thu 8/7

75° /63°
70%
Occasional morning rain; otherwise, mostly cloudy and humid

RealFeel®80°

RealFeel Shade™79°

Max UV Index2 (Low)

WindSSW 12 mph

Fri 8/8

78° /64°
57%
Times of sun and clouds with a couple of showers and a thunderstorm; humid

RealFeel®85°

RealFeel Shade™82°

Max UV Index6 (High)

WindS 7 mph

Sat 8/9

78° /64°
60%
Mostly cloudy and humid with a couple of showers and a thunderstorm

RealFeel®84°

RealFeel Shade™82°

Max UV Index3 (Moderate)

WindSW 10 mph

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Weather Forecasts

Heat dome to break down as downpours and thunderstorms erupt

4 hours ago

Weather News

Baby rescued from 110-degree car in California

1 day ago

Hurricane

Southeast coast eyed for potential tropical impacts around July 4th

31 minutes ago

Weather News

Lifeguard impaled by beach umbrella at Asbury Park

21 hours ago

Astronomy

Four astronauts launch as NASA grapples with leak issue

20 hours ago

 More Stories

Featured Stories

Weather News

Rare event breathes life back into Australia’s arid outback

23 hours ago

Weather News

Fossil reveals ‘Last of Us’-type fungus likely lived with dinosaurs

23 hours ago

Climate

Your AI prompts could have a hidden environmental cost

3 days ago

Weather News

The greatest hot-weather drink you’ve probably never heard of

2 days ago

Weather News

World’s most liveable city for 2025 revealed

2 days ago
World North America Canada Ontario South Dundas

Weather Near South Dundas:

  • Gatineau, Quebec
  • Laval, Quebec
  • Ottawa, 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

...

...

...