For Business
|
Warnings
Forecasts
Data Suite
Forensics
Local Media

St. Catharines, Ontario

45°F

Location

Location News Videos

Use Current Location

Recent

St. Catharines

Ontario

No results found.

Try searching for a city, zip code or point of interest.

settings

St. Catharines, 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

Video

Winter Center

Today Hourly Daily Radar MinuteCast Monthly Air Quality Health & Activities For Business

April 27

Morning

4/27

56°

RealFeel® 60°

Cool

RealFeel Guide

Cool

53° to 62°

Light jacket or sweater may be appropriate.

RealFeel Shade™ 51°

Chilly

RealFeel Guide

Chilly

40° to 52°

Jacket or sweater is recommended.

Sunny

WindNW 12 mph

Wind Gusts27 mph

Humidity56%

Dew Point34°

Probability of Precipitation0%

Precipitation0.00 in

Cloud Cover0%

Visibility10 mi

Afternoon

Day & Night

Sun & Moon

13 hrs 57 mins

Rise 6:16 AM

Set 8:13 PM

New Moon

Rise 5:51 AM

Set 8:34 PM

Temperature History

4/27

High

Low

Forecast

61°

38°

Average

60°

40°

Last Year

65°

42°

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Severe Weather

Severe storms with large hail to rock central US daily into early May

10 hours ago

Weather News

Arson blamed for massive NJ wildfire, smoke causes air quality alerts

1 day ago

Weather News

Wildfire season could 'rapidly escalate' amid building heat, drought

3 days ago

Weather News

Four killed, more than 500 people injured after massive explosion

14 hours ago

Weather Forecasts

Flooding to continue on Mississippi River as new flood threat emerges

10 hours ago

Featured Stories

Weather News

Tornado victims blocked from federal recovery aid

2 days ago

Severe Weather

Dauphin Island Regatta tragedy: Weather’s lasting impact on boat races

2 days ago

Weather News

Unearthed skeletons reveal tough lives of Early Medieval women

2 days ago

Weather News

Construction of world’s tallest abandoned skyscraper to resume

1 day ago

Weather News

24 of the world’s most unusual landscapes

4 days ago

World North America Canada Ontario St. Catharines

Weather Near St. Catharines:

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 | Do Not Sell or Share My Personal Information

checkmark

Confirmed Not Selling Your Data

We have updated our Privacy Policy and Cookie Policy.

I Understand

Get AccuWeather alerts as they happen with our browser notifications.

Notifications Enabled

Thanks! We’ll keep you informed.

ComScore