Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™
Hurricane season starts on Monday, and a storm may spin up soon. Get the details. Chevron right
Rounds of rain from Texas to Carolinas may lead to flash floods, drought relief. Click for info. Chevron right

St. Mary's, CO

39°F
Location Chevron down
Location News Videos
Use Current Location
Recent

St. Mary's

Colorado

39°
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
St. Mary's, CO 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
Tuesday, May 26

Day

5/26
50°Hi
RealFeel® 48°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
RealFeel Shade™ 41°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
Cooler with some sun, then turning cloudy; thundershowers this afternoon

Max UV Index9.0 (Very High)

AccuLumen Brightness Index™4 (Dull)

WindSSE 13 mph

Wind Gusts41 mph

Probability of Precipitation65%

Probability of Thunderstorms25%

Precipitation0.07 in

Rain0.07 in

Hours of Precipitation2.5

Hours of Rain2.5

Cloud Cover75%

Morning

Afternoon

Night

5/26
33°Lo
RealFeel® 29°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
Mostly cloudy

WindS 7 mph

Wind Gusts10 mph

Probability of Precipitation25%

Probability of Thunderstorms6%

Precipitation0.00 in

Cloud Cover93%

Evening

Overnight

Sun & Moon

14 hrs 40 mins
Rise 5:40 AM
Set 8:20 PM
Waxing Gibbous
Rise 4:13 PM
Set 3:18 AM

Temperature History

5/26
High
Low
Forecast
50°
33°
Average
55°
26°
Last Year
42°
24°

Further Ahead

Hourly

10-Day

Monthly

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Weather Forecasts

Summerlike midweek surge in Northeast to be chased by more chill

4 hours ago

Severe Weather

Woman dies after vehicle is swept away in Mississippi flash flooding

7 hours ago

Weather Forecasts

Flash flood risk, drought relief to grow from Texas to Carolinas

3 hours ago

Hurricane

Tropics could spring to life at end of May near southeast US

3 hours ago

Astronomy

Blue Moon, 4 planets to shine during the final weekend of May

1 day ago

 More Stories

Featured Stories

Weather News

Rescuers race to reach 7 villagers trapped for a week in flooded Laos ...

8 hours ago

Weather News

2 humpback whales traveled over 9,000 miles between Australia and Braz...

5 hours ago
Live Blog

Sun rises on a hot day in Germany

LATEST ENTRY

Brilliant sunrise in a grain field during Germany heat

1 day ago

Climate

Rising seas will swallow New Orleans. People need to start relocating ...

1 day ago

Astronomy

NASA spacecraft captures stunning crescent views of Mars

4 days ago
World North America United States Colorado St. Mary's

Weather Near St. Mary's:

  • Boulder, CO
  • Denver, CO
  • Fort Collins, CO
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

...

...

...