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

Nepean, Ontario

73°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Nepean

Ontario

73°
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
Nepean, 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
2
Yellow Watch - Severe Thunderstorm

Today's Weather

Tue, Jun 30

Mostly cloudy; not as warm but humid with a couple of heavy thunderstorms; storms can bring flash flooding and damaging winds Hi: 81°

Tonight: A thunderstorm this evening; otherwise, mostly cloudy, warm and humid Lo: 71°

Current Weather

12:35 PM

73°F
RealFeel® 76°
Rain More Details
RealFeel Shade™ 72°
Wind ESE 2 mph
Wind Gusts 6 mph
Air Quality Poor

MINUTECAST®

Rain, heavy at times, will continue for 51 min

Now
1:35 PM

Looking Ahead

Thunderstorms, some heavy, this afternoon through this evening

Nepean Weather Radar

Nepean Weather Radar
Static Radar Temporarily Unavailable
Thank you for your patience as we work to get everything up and running again.
Refresh Page
Clouds
Temperature

Hourly Weather

1 PM 76°
rain drop 70%
2 PM 78°
rain drop 65%
3 PM 79°
rain drop 49%
4 PM 78°
rain drop 49%
5 PM 78°
rain drop 49%
6 PM 77°
rain drop 58%
7 PM 76°
rain drop 49%
8 PM 73°
rain drop 47%
9 PM 71°
rain drop 51%
10 PM 71°
rain drop 47%
11 PM 71°
rain drop 34%
12 AM 71°
rain drop 34%

10-Day Weather Forecast

Today

6/30

81° 71°

Heavy t-storms; not as warm

Night: An evening thunderstorm
96%

Wed

7/1

91° 73°

A shower and thunderstorm

A thunderstorm around early
90%

Thu

7/2

93° 73°

A strong afternoon t-storm

Clear, very warm and humid
55%

Fri

7/3

92° 68°

Very hot with a thunderstorm

A thunderstorm in spots
55%

Sat

7/4

83° 63°

Mostly cloudy with a t-storm

Partly cloudy
55%

Sun

7/5

83° 62°

Considerable cloudiness

Partly cloudy
1%

Mon

7/6

85° 65°

Decreasing clouds

Clear
1%

Tue

7/7

86° 63°

Plenty of sunshine

Mainly clear
0%

Wed

7/8

87° 65°

Partly sunny and very warm

A crystal-clear sky
3%

Thu

7/9

86° 65°

Mostly sunny

Mainly clear and humid
2%

Sun & Moon

15 hrs 37 mins
Rise 5:18 AM
Set 8:55 PM
Waning Gibbous
Rise 9:54 PM
Set 6:29 AM

Air Quality

See More
Air Quality Poor

The air has reached a high level of pollution and is unhealthy for sensitive groups. Reduce time spent outside if you are feeling symptoms such as difficulty breathing or throat irritation.

Allergy Outlook

See All
Dust & Dander High Data is not supported in this location

Top Stories

Weather Forecasts

Fourth of July week furnace: Dangerous heat dome for 250 million

2 hours ago

Severe Weather

Heat dome to fuel 'ring of fire' severe thunderstorms

2 hours ago
Live Blog

Live: World Cup 2026 weather updates

LATEST ENTRY

Dangerous heat to impact fans outside Dallas, Atlanta matches

33 minutes ago

Weather Forecasts

Fourth of July weather forecast: Heat, storms and smoke ahead

7 hours ago

Weather News

Why heat waves can turn deadly: AccuWeather index tracks intensity

2 hours ago

 More Stories

Featured Stories

Recreation

Snake hunters compete for $25,000 wrangling pythons in Florida

5 days ago

Weather News

Chicks fly from nest of famous California eagles Jackie and Shadow

1 hour ago

Weather News

Venezuela death toll surges as crews search after earthquakes

2 days ago

Recreation

12-year-old injured by bison in Yellowstone National Park

1 day ago

Weather News

At least 4 dead in Kentucky floods with more rainfall on the way

2 days ago
World North America Canada Ontario Nepean

Weather Near Nepean:

  • 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 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

...

...

...