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

St. Jacobs, Ontario

57°F
Location Chevron down
Location News Videos
Use Current Location
Recent

St. Jacobs

Ontario

57°
No results found.
Try searching for a city, zip code or point of interest.
settings
St. Jacobs, 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
Thursday, September 18

Day

9/18
63°Hi
RealFeel® 67°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
RealFeel Shade™ 66°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
Mostly cloudy

Max UV Index3 (Moderate)

WindW 2 mph

Wind Gusts7 mph

Probability of Precipitation13%

Probability of Thunderstorms0%

Precipitation0.00 in

Cloud Cover86%

Night

9/18
46°Lo
RealFeel® 48°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
Cloudy

WindENE 4 mph

Wind Gusts8 mph

Probability of Precipitation25%

Probability of Thunderstorms0%

Precipitation0.00 in

Cloud Cover91%

Sun & Moon

12 hrs 23 mins
Rise 7:04 AM
Set 7:27 PM
Waning Crescent
Rise 3:26 AM
Set 6:15 PM

Temperature History

9/18
High
Low
Forecast
63°
46°
Average
69°
49°
Last Year
77°
53°

Further Ahead

Hourly

Daily

Monthly

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Severe Weather

Multiday severe risk to set up across the Plains

11 hours ago

Recreation

Thermal camera reveals how dangerously hot playgrounds get

12 hours ago

Severe Weather

Torrential downpours to pose dangerous flash flood risk in Southeast

9 hours ago

Weather News

Texas flood survivors face trauma, slow aid, and uncertainty

16 hours ago

Weather Forecasts

Building western US heat dome may set records, cause fires to surge

11 hours ago

 More Stories

Featured Stories

Astronomy

NASA astronaut shares surreal photo of Earth, 3 galaxies

13 hours ago

Weather News

Weather sparks firefly mania, but will it last?

3 days ago

Weather News

Third girl dies after sailboat and barge collision in Miami

15 hours ago

Weather News

Rescuers find body of last trapped miner, bringing death toll to 6

16 hours ago

Weather News

Small earthquake hits near New York City

17 hours ago
World North America Canada Ontario St. Jacobs

Weather Near St. Jacobs:

  • 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

Get AccuWeather alerts as they happen with our browser notifications.

Notifications Enabled

Thanks! We'll keep you informed.