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

Delta, Ontario

86°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Delta

Ontario

86°
No results found.
Try searching for a city, zip code or point of interest.
settings
Delta, 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

Forensics

Advertising

Superior Accuracy™

Video

Winter Center
Today Hourly

Daily

 Radar MinuteCast® Monthly Air Quality Health & Activities
Heat Warning

August 9 - September 22

Sat 8/9

90° /67°
9%
Brilliant sunshine and hot
alerts

Heat Warning

3:35 PM Saturday - 9:00 AM Wednesday

RealFeel®97°

RealFeel Shade™89°

Max UV Index8 (Very High)

WindSSW 8 mph

Sun 8/10

94° /65°
7%
Mostly sunny and hot; caution advised if doing strenuous activities outside
alerts

Heat Warning

3:35 PM Saturday - 9:00 AM Wednesday

RealFeel®98°

RealFeel Shade™93°

Max UV Index8 (Very High)

WindSSW 7 mph

Mon 8/11

94° /64°
3%
Hot with plenty of sunshine; caution advised if doing strenuous activities outside
alerts

Heat Warning

3:35 PM Saturday - 9:00 AM Wednesday

RealFeel®98°

RealFeel Shade™92°

Max UV Index8 (Very High)

WindSSW 7 mph

Tue 8/12

93° /71°
1%
Mostly cloudy and hot; caution advised if doing strenuous activities outside
alerts

Heat Warning

3:35 PM Saturday - 9:00 AM Wednesday

RealFeel®96°

RealFeel Shade™91°

Max UV Index7 (High)

WindSSW 10 mph

Wed 8/13

86° /58°
55%
Very warm and humid with times of sun and clouds; widely separated thunderstorms in the afternoon
alerts

Heat Warning

3:35 PM Saturday - 9:00 AM Wednesday

RealFeel®91°

RealFeel Shade™88°

Max UV Index7 (High)

WindSW 10 mph

Thu 8/14

80° /54°
0%
Mostly sunny and less humid

RealFeel®82°

RealFeel Shade™77°

Max UV Index7 (High)

WindNW 8 mph

Fri 8/15

80° /61°
0%
Plenty of sun

RealFeel®89°

RealFeel Shade™79°

Max UV Index7 (High)

WindWSW 4 mph

Sat 8/16

86° /64°
4%
Sunny and very warm

RealFeel®86°

RealFeel Shade™83°

Max UV Index7 (High)

WindSSW 8 mph

Sun 8/17

83° /60°
1%
Mostly sunny

RealFeel®88°

RealFeel Shade™83°

Max UV Index7 (High)

WindSW 5 mph

Mon 8/18

82° /60°
55%
Times of clouds and sun with a thunderstorm in spots in the afternoon

RealFeel®81°

RealFeel Shade™79°

Max UV Index7 (High)

WindSW 10 mph

Tue 8/19

84° /66°
6%
Times of clouds and sun

RealFeel®86°

RealFeel Shade™84°

Max UV Index6 (High)

WindSW 6 mph

Wed 8/20

79° /60°
69%
Mostly cloudy with periods of rain in the afternoon

RealFeel®82°

RealFeel Shade™78°

Max UV Index7 (High)

WindSW 6 mph

Thu 8/21

78° /61°
66%
Mostly cloudy and humid; a couple of thunderstorms in the afternoon

RealFeel®90°

RealFeel Shade™84°

Max UV Index3 (Moderate)

WindNW 2 mph

Fri 8/22

80° /56°
20%
Sunny and less humid

RealFeel®82°

RealFeel Shade™77°

Max UV Index7 (High)

WindNNE 7 mph

Sat 8/23

76° /56°
10%
Mostly sunny

RealFeel®81°

RealFeel Shade™74°

Max UV Index7 (High)

WindWNW 2 mph

Sun 8/24

79° /59°
25%
Clouds to start, then sunshine returns

RealFeel®80°

RealFeel Shade™77°

Max UV Index2 (Low)

WindSSW 7 mph

Mon 8/25

80° /60°
25%
Cloudy

RealFeel®80°

RealFeel Shade™80°

Max UV Index2 (Low)

WindSW 5 mph

Tue 8/26

79° /59°
25%
Humid with sun followed by increasing clouds

RealFeel®84°

RealFeel Shade™80°

Max UV Index6 (High)

WindS 5 mph

Wed 8/27

80° /60°
65%
Humid with considerable cloudiness; a couple of afternoon showers and a thunderstorm

RealFeel®81°

RealFeel Shade™81°

Max UV Index1 (Low)

WindSSW 8 mph

Thu 8/28

79° /57°
20%
Partly sunny and less humid

RealFeel®79°

RealFeel Shade™76°

Max UV Index6 (High)

WindNNW 9 mph

Fri 8/29

72° /54°
5%
Plenty of sunshine

RealFeel®77°

RealFeel Shade™71°

Max UV Index6 (High)

WindN 4 mph

Sat 8/30

75° /56°
20%
Sunny to partly cloudy

RealFeel®79°

RealFeel Shade™73°

Max UV Index6 (High)

WindSSW 4 mph

Sun 8/31

78° /59°
25%
Cloudy

RealFeel®78°

RealFeel Shade™78°

Max UV Index2 (Low)

WindS 6 mph

Mon 9/1

77° /58°
56%
Cloudy and humid; a bit of rain in the afternoon

RealFeel®79°

RealFeel Shade™79°

Max UV Index2 (Low)

WindSSE 5 mph

Tue 9/2

78° /56°
10%
Mostly sunny and less humid

RealFeel®77°

RealFeel Shade™75°

Max UV Index6 (High)

WindN 12 mph

Wed 9/3

72° /54°
20%
Times of sun and clouds

RealFeel®72°

RealFeel Shade™69°

Max UV Index3 (Moderate)

WindE 5 mph

Thu 9/4

75° /58°
65%
A couple of showers in the morning; otherwise, cloudy and humid

RealFeel®77°

RealFeel Shade™77°

Max UV Index1 (Low)

WindSSW 6 mph

Fri 9/5

76° /58°
61%
A couple of showers and a thunderstorm in the morning; otherwise, cloudy and humid

RealFeel®80°

RealFeel Shade™80°

Max UV Index1 (Low)

WindS 1 mph

Sat 9/6

76° /57°
25%
Intervals of clouds and sunshine

RealFeel®78°

RealFeel Shade™75°

Max UV Index3 (Moderate)

WindN 4 mph

Sun 9/7

77° /57°
20%
Sunshine and a few clouds

RealFeel®80°

RealFeel Shade™76°

Max UV Index5 (Moderate)

WindNE 5 mph

Mon 9/8

76° /56°
25%
Increasing cloudiness

RealFeel®77°

RealFeel Shade™77°

Max UV Index3 (Moderate)

WindNE 2 mph

Tue 9/9

76° /57°
25%
Clouds yielding to sun

RealFeel®79°

RealFeel Shade™75°

Max UV Index5 (Moderate)

WindWNW 5 mph

Wed 9/10

75° /57°
57%
Humid with times of clouds and sun; a thunderstorm in the area in the afternoon

RealFeel®75°

RealFeel Shade™75°

Max UV Index3 (Moderate)

WindSSW 7 mph

Thu 9/11

75° /54°
20%
Partly sunny and less humid

RealFeel®75°

RealFeel Shade™72°

Max UV Index5 (Moderate)

WindNNW 9 mph

Fri 9/12

76° /48°
3%
Mostly sunny

RealFeel®76°

RealFeel Shade™74°

Max UV Index5 (Moderate)

WindWSW 7 mph

Sat 9/13

67° /45°
1%
Mostly sunny

RealFeel®68°

RealFeel Shade™64°

Max UV Index5 (Moderate)

WindN 8 mph

Sun 9/14

65° /55°
25%
Clouds to start, then sunshine returns

RealFeel®67°

RealFeel Shade™64°

Max UV Index3 (Moderate)

WindENE 7 mph

Mon 9/15

68° /43°
70%
Cloudy; showers in the morning followed by a shower in spots in the afternoon

RealFeel®64°

RealFeel Shade™64°

Max UV Index1 (Low)

WindWSW 17 mph

Tue 9/16

60° /47°
59%
A couple of showers in the morning; otherwise, intervals of clouds and sunshine

RealFeel®59°

RealFeel Shade™58°

Max UV Index2 (Low)

WindWNW 9 mph

Wed 9/17

62° /44°
20%
Intervals of clouds and sunshine

RealFeel®61°

RealFeel Shade™60°

Max UV Index2 (Low)

WindSW 10 mph

Thu 9/18

63° /42°
13%
Mostly cloudy

RealFeel®62°

RealFeel Shade™62°

Max UV Index2 (Low)

WindSW 8 mph

Fri 9/19

72° /46°
1%
Mostly sunny

RealFeel®70°

RealFeel Shade™68°

Max UV Index4 (Moderate)

WindSSE 12 mph

Sat 9/20

69° /52°
62%
A couple of morning showers; otherwise, variable cloudiness

RealFeel®68°

RealFeel Shade™67°

Max UV Index4 (Moderate)

WindWSW 10 mph

Sun 9/21

66° /42°
55%
Mostly cloudy with a little rain in the afternoon

RealFeel®66°

RealFeel Shade™64°

Max UV Index4 (Moderate)

WindSW 7 mph

Mon 9/22

74° /41°
0%
Plenty of sunshine

RealFeel®72°

RealFeel Shade™70°

Max UV Index4 (Moderate)

WindSSW 12 mph

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Hurricane

Atlantic hurricane potential, US risk to increase around mid-August

10 minutes ago

Weather Forecasts

Fall forecast 2025: Warmth to fuel fires, storms before chill hits US

3 days ago

Weather News

Canyon Fire joins California’s escalating wildfire crisis

1 day ago

Astronomy

Perseid meteor shower peaks Tuesday, but the moon may steal the show

1 day ago

Weather News

Rare winter rescue from brutal Antarctica conditions tests flight crew

2 days ago

 More Stories

Featured Stories

Weather News

French firefighters battle blaze that scorched area bigger than Paris

1 day ago

Weather News

Read the Coast Guard report on the implosion of the Titan submersible

3 days ago

Weather News

Blue whales go quiet off California after marine heat wave

2 days ago

Astronomy

Days are getting shorter: How much daylight disappears in August

2 days ago

Weather News

Florida firefighters rescue kitten stuck in engine compartment

2 days ago
World North America Canada Ontario Delta

Weather Near Delta:

  • 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 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

...

...

...