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

Ostrom, Ontario

50°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Ostrom

Ontario

50°
No results found.
Try searching for a city, zip code or point of interest.
settings
Ostrom, 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

Newsletters

Advertising

Superior Accuracy™

Video

Winter Center

Today

Hourly

Daily Radar MinuteCast Monthly Air Quality Health & Activities

3 AM

52°
RealFeel® 49°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 57%
Chevron down
Showers

WindSE 6 mph

Air QualityPoor

Wind Gusts15 mph

Humidity96%

Indoor Humidity55% (Ideal Humidity)

Dew Point51° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Visibility10 mi

Cloud Ceiling6100 ft

4 AM

51°
RealFeel® 46°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 63%
Chevron down
Rain

WindSSE 7 mph

Air QualityPoor

Wind Gusts17 mph

Humidity100%

Indoor Humidity55% (Ideal Humidity)

Dew Point51° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover94%

Rain0.04 in

Visibility6 mi

Cloud Ceiling4000 ft

5 AM

51°
RealFeel® 45°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 81%
Chevron down
Rain

WindS 7 mph

Air QualityPoor

Wind Gusts17 mph

Humidity100%

Indoor Humidity54% (Ideal Humidity)

Dew Point51° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover94%

Rain0.04 in

Visibility6 mi

Cloud Ceiling2200 ft

6 AM

52°
RealFeel® 46°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 81%
Chevron down
Rain

RealFeel Shade™46°

WindS 7 mph

Air QualityPoor

Max UV Index0 (Low)

Wind Gusts16 mph

Humidity100%

Indoor Humidity56% (Ideal Humidity)

Dew Point52° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover94%

Rain0.04 in

Visibility6 mi

Cloud Ceiling2200 ft

7 AM

52°
RealFeel® 48°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 81%
Chevron down
Rain

RealFeel Shade™48°

WindSSW 6 mph

Air QualityPoor

Max UV Index0 (Low)

Wind Gusts15 mph

Humidity100%

Indoor Humidity57% (Ideal Humidity)

Dew Point52° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover94%

Rain0.04 in

Visibility6 mi

Cloud Ceiling2200 ft

8 AM

53°
RealFeel® 52°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 25%
Chevron down
Cloudy

RealFeel Shade™52°

WindSW 6 mph

Air QualityPoor

Max UV Index1 (Low)

Wind Gusts15 mph

Humidity96%

Indoor Humidity56% (Ideal Humidity)

Dew Point52° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling2200 ft

9 AM

54°
RealFeel® 54°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 20%
Chevron down
Cloudy

RealFeel Shade™54°

WindSW 6 mph

Air QualityPoor

Max UV Index1 (Low)

Wind Gusts16 mph

Humidity92%

Indoor Humidity56% (Ideal Humidity)

Dew Point52° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling2200 ft

10 AM

56°
RealFeel® 55°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 20%
Chevron down
Cloudy

RealFeel Shade™53°

WindSW 7 mph

Air QualityPoor

Max UV Index1 (Low)

Wind Gusts17 mph

Humidity88%

Indoor Humidity56% (Ideal Humidity)

Dew Point52° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling2200 ft

11 AM

57°
RealFeel® 60°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 20%
Chevron down
Cloudy

RealFeel Shade™54°

WindWSW 8 mph

Air QualityFair

Max UV Index3 (Moderate)

Wind Gusts20 mph

Humidity84%

Indoor Humidity57% (Ideal Humidity)

Dew Point52° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling29700 ft

12 PM

59°
RealFeel® 59°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 20%
Chevron down
Cloudy

RealFeel Shade™56°

WindWSW 9 mph

Air QualityFair

Max UV Index2 (Low)

Wind Gusts21 mph

Humidity78%

Indoor Humidity57% (Ideal Humidity)

Dew Point52° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling2200 ft

1 PM

61°
RealFeel® 61°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 20%
Chevron down
Cloudy

RealFeel Shade™58°

WindWSW 9 mph

Air QualityFair

Max UV Index2 (Low)

Wind Gusts23 mph

Humidity72%

Indoor Humidity56% (Ideal Humidity)

Dew Point52° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover96%

Visibility10 mi

Cloud Ceiling2200 ft

2 PM

63°
RealFeel® 62°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 21%
Chevron down
Cloudy

RealFeel Shade™59°

WindW 10 mph

Air QualityFair

Max UV Index2 (Low)

Wind Gusts24 mph

Humidity67%

Indoor Humidity56% (Ideal Humidity)

Dew Point52° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover99%

Visibility10 mi

Cloud Ceiling3000 ft

3 PM

64°
RealFeel® 63°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 21%
Chevron down
Cloudy

RealFeel Shade™60°

WindW 12 mph

Air QualityFair

Max UV Index2 (Low)

Wind Gusts25 mph

Humidity64%

Indoor Humidity56% (Ideal Humidity)

Dew Point52° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover99%

Visibility10 mi

Cloud Ceiling4500 ft

4 PM

66°
RealFeel® 66°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 26%
Chevron down
Cloudy

RealFeel Shade™63°

WindW 12 mph

Air QualityFair

Max UV Index2 (Low)

Wind Gusts27 mph

Humidity59%

Indoor Humidity56% (Ideal Humidity)

Dew Point52° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover99%

Visibility10 mi

Cloud Ceiling30000 ft

5 PM

65°
RealFeel® 60°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 73%
Chevron down
Showers

RealFeel Shade™60°

WindWNW 12 mph

Air QualityFair

Max UV Index1 (Low)

Wind Gusts28 mph

Humidity69%

Indoor Humidity62% (Ideal Humidity)

Dew Point55° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover99%

Rain0.09 in

Visibility5 mi

Cloud Ceiling4000 ft

6 PM

64°
RealFeel® 58°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 73%
Chevron down
Showers

RealFeel Shade™58°

WindW 10 mph

Air QualityFair

Max UV Index0 (Low)

Wind Gusts25 mph

Humidity77%

Indoor Humidity67% (Slightly Humid)

Dew Point57° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover95%

Rain0.09 in

Visibility5 mi

Cloud Ceiling2000 ft

7 PM

63°
RealFeel® 62°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 49%
Chevron down
Cloudy

RealFeel Shade™62°

WindW 9 mph

Air QualityFair

Max UV Index1 (Low)

Wind Gusts22 mph

Humidity74%

Indoor Humidity62% (Ideal Humidity)

Dew Point55° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling30000 ft

8 PM

64°
RealFeel® 62°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 20%
Chevron down
Partly sunny

RealFeel Shade™62°

WindWSW 8 mph

Air QualityPoor

Max UV Index1 (Low)

Wind Gusts20 mph

Humidity66%

Indoor Humidity56% (Ideal Humidity)

Dew Point52° F

AccuLumen Brightness Index™4 (Dull)

Cloud Cover30%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

61°
RealFeel® 59°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 20%
Chevron down
Mostly sunny

RealFeel Shade™59°

WindWSW 8 mph

Air QualityPoor

Max UV Index0 (Low)

Wind Gusts21 mph

Humidity67%

Indoor Humidity53% (Ideal Humidity)

Dew Point50° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover26%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

59°
RealFeel® 56°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 20%
Chevron down
Mostly clear

WindWSW 8 mph

Air QualityPoor

Wind Gusts21 mph

Humidity74%

Indoor Humidity53% (Ideal Humidity)

Dew Point50° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover26%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

56°
RealFeel® 52°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 20%
Chevron down
Mostly clear

WindWSW 8 mph

Air QualityPoor

Wind Gusts21 mph

Humidity81%

Indoor Humidity53% (Ideal Humidity)

Dew Point50° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover26%

Visibility10 mi

Cloud Ceiling30000 ft

Further Ahead

Tomorrow

Thursday

Daily

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Severe Weather

Severe thunderstorms to target Plains, Southeast through midweek

10 hours ago

Massive cone tornado swirls near Texas-Oklahoma border

1 day ago 0:30

Weather Forecasts

Warm, drier stretch of weather coming to the Northeast

10 hours ago

Astronomy

Strawberry moon to delight stargazers ahead of summer solstice

18 hours ago

Hurricane

Barbara becomes first hurricane of 2025 season

11 hours ago

More Stories

Featured Stories

Astronomy

SpaceX rocket debris litters Mexico beach, threatens environment

16 hours ago

Weather News

Maritime mystery solved after shipwreck discovered off UK coast

1 day ago

Health

Salmonella outbreak linked to eggs sickens people in 7 states

1 day ago

Astronomy

'Zero shadow day' makes photos look like AI

11 hours ago

Astronomy

Surprising study found hints of biological activity on distant planet

1 day ago

World North America Canada Ontario Ostrom

Weather Near Ostrom:

  • Greater Sudbury, Ontario
  • Rouyn-Noranda, Quebec
  • Sault Ste. Marie, 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

...

...

...