Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™
100+ F in Phoenix as record-shattering March scorcher intensifies. See how hot it will get. Chevron right

Keystone, CO

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

Keystone

Colorado

50°
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
Keystone, CO 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
March 18

Overnight

3/18
26°
RealFeel® 18°
Very Cold
RealFeel Guide
Very Cold
10° to 24°
Caution advised. Older adults, infants, and those with sensitive medical conditions, should be well dressed to protect from hypothermia and frostbite. Coat, hat, gloves and a scarf are appropriate.
LEARN MORE
Clear

WindW 8 mph

Wind Gusts10 mph

Humidity65%

Dew Point19°

Probability of Precipitation0%

Precipitation0.00 in

Cloud Cover0%

Visibility10 mi

Morning

Day & Night

Sun & Moon

12 hrs 03 mins
Rise 7:11 AM
Set 7:14 PM
New Moon
Rise 6:54 AM
Set 7:11 PM

Temperature History

3/18
High
Low
Forecast
61°
26°
Average
34°
7°
Last Year
30°
12°

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Weather Forecasts

Record-shattering March scorcher: 70 million to bake in heat dome

6 hours ago

Hurricane

Tropical Cyclone Narelle will rapidly intensify, hit Australia 3 times

7 hours ago

Weather Forecasts

Pineapple Express to bring flooding in Washington, British Columbia

9 hours ago

Astronomy

Bright daytime meteor triggers sonic boom over Ohio, Pennsylvania

12 hours ago

Weather Forecasts

Spring arrives Friday, and with it comes the next warmup for millions

6 hours ago

 More Stories

Featured Stories

Recreation

Top 10 National Parks of 2025 revealed

7 hours ago

Astronomy

Exoplanet discovery reveals ‘sulfur world’ that smells like rotten egg...

1 day ago

Severe Weather

100 years ago: The deadliest tornado in US history claimed 695 lives

13 hours ago

Weather News

Watch the rescue: Coast Guard saves snowmobiler stranded on ice

1 day ago

Health

Two dead, 11 others infected in meningitis outbreak linked to universi...

1 day ago
World North America United States Colorado Keystone

Weather Near Keystone:

  • 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

...

...

...