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

Petersburg, Ontario

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

Petersburg

Ontario

57°
No results found.
Try searching for a city, zip code or point of interest.
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
Petersburg, 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

View hourly forecasts 10-days ahead

Activate Your Premium+ Subscription

Chevron right

8 PM

55°
RealFeel® 47°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 2%
Chevron down
Partly sunny

RealFeel Shade™47°

WindENE 17 mph

Air QualityFair

Max UV Index0.3 (Low)

Wind Gusts29 mph

Humidity40%

Indoor Humidity40% (Slightly Dry)

Dew Point31° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover48%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

53°
RealFeel® 45°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 2%
Chevron down
Intermittent clouds

WindE 15 mph

Air QualityFair

Wind Gusts29 mph

Humidity46%

Indoor Humidity41% (Slightly Dry)

Dew Point33° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover73%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

50°
RealFeel® 42°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 3%
Chevron down
Cloudy

WindE 15 mph

Air QualityFair

Wind Gusts28 mph

Humidity55%

Indoor Humidity43% (Slightly Dry)

Dew Point35° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover90%

Visibility10 mi

Cloud Ceiling5100 ft

11 PM

48°
RealFeel® 40°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 5%
Chevron down
Cloudy

WindE 15 mph

Air QualityFair

Wind Gusts28 mph

Humidity62%

Indoor Humidity31% (Slightly Dry)

Dew Point36° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Visibility10 mi

Cloud Ceiling5100 ft

Hourly Weather Forecast for Petersburg

AccuWeather's hourly forecast for Petersburg provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 55° with a RealFeel® of 47°, partly sunny with a 2% chance of precipitation. Each hourly forecast includes wind speed, humidity, air quality, UV index, and the AccuLumen Brightness Index™, AccuWeather's measure of perceived outdoor light intensity. Forecasts are generated by proprietary systems developed by AccuWeather meteorologists since 1962.

Further Ahead

Tomorrow

Sunday

10-Day

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Severe Weather

Storms to bring needed rain, but also flood risk to Plains, Southeast

4 hours ago

Weather News

Southern California fires threaten homes and former nuclear site

7 hours ago

Weather Forecasts

It will feel more like Thanksgiving than Memorial Day in the Northeast

6 hours ago

Hurricane

Hurricane season hasn't started, but one area is already being watched

6 hours ago

Weather News

State of Emergency declared for Utah drought after 'no-pack' winter

5 hours ago

 More Stories

Featured Stories

Astronomy

SpaceX scrubs 12th Starship test flight after launch tower issue

9 hours ago

Health

Melanoma survivor shares warning for Don’t Fry Day: ‘I changed everyth...

7 hours ago

Travel

Waymo recalls robotaxi fleet after one drove into Texas floodwaters

1 day ago

Recreation

It’s nearly Memorial Day, but this national park just had a snowstorm

2 days ago

Astronomy

Neptune’s moon Nereid may be survivor from ancient cosmic shake-up

1 day ago
World North America Canada Ontario Petersburg

Weather Near Petersburg:

  • 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 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

...

...

...