Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™
Flash flood dangers far from over as storms reload across US. Details here Chevron right
Tropical rainstorm soaks Florida, could strengthen in Gulf before targeting Louisiana Chevron right

Union, CO

76°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Union

Colorado

76°
No results found.
Try searching for a city, zip code or point of interest.
settings
Union, 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

July 16 - August 29

Wed 7/16

78° /59°
70%
Times of clouds and sun, becoming breezy with a thunderstorm in spots late this afternoon; thunderstorms can bring hail and damaging winds

RealFeel®84°

RealFeel Shade™75°

Max UV Index6 (High)

WindENE 10 mph

Thu 7/17

87° /62°
7%
Mostly cloudy and breezy

RealFeel®87°

RealFeel Shade™84°

Max UV Index6 (High)

WindSSE 15 mph

Fri 7/18

93° /62°
25%
Mostly cloudy

RealFeel®97°

RealFeel Shade™91°

Max UV Index9 (Very High)

WindN 8 mph

Sat 7/19

93° /63°
56%
Partial sunshine with a thunderstorm in the afternoon

RealFeel®99°

RealFeel Shade™90°

Max UV Index11 (Extreme)

WindS 6 mph

Sun 7/20

94° /61°
25%
Mostly sunny and very warm

RealFeel®102°

RealFeel Shade™92°

Max UV Index11 (Extreme)

WindS 5 mph

Mon 7/21

95° /63°
1%
Mostly sunny and very warm

RealFeel®103°

RealFeel Shade™93°

Max UV Index11 (Extreme)

WindN 2 mph

Tue 7/22

101° /64°
0%
Mostly sunny and hot

RealFeel®103°

RealFeel Shade™98°

Max UV Index11 (Extreme)

WindS 8 mph

Wed 7/23

94° /60°
0%
Mostly sunny

RealFeel®104°

RealFeel Shade™92°

Max UV Index11 (Extreme)

WindSW 6 mph

Thu 7/24

91° /62°
40%
Variable cloudiness with a thunderstorm in spots in the afternoon

RealFeel®92°

RealFeel Shade™87°

Max UV Index11 (Extreme)

WindNNE 8 mph

Fri 7/25

91° /61°
38%
Partly sunny; watch for a strong thunderstorm in the morning followed by a thunderstorm in spots in the afternoon

RealFeel®96°

RealFeel Shade™89°

Max UV Index10 (Very High)

WindENE 6 mph

Sat 7/26

93° /65°
40%
Clouds and sun with a thunderstorm in spots in the afternoon

RealFeel®98°

RealFeel Shade™89°

Max UV Index10 (Very High)

WindNW 5 mph

Sun 7/27

97° /65°
5%
Partly sunny and very warm

RealFeel®97°

RealFeel Shade™93°

Max UV Index10 (Very High)

WindS 13 mph

Mon 7/28

98° /63°
2%
Mostly sunny and very warm

RealFeel®99°

RealFeel Shade™95°

Max UV Index10 (Very High)

WindNW 7 mph

Tue 7/29

90° /62°
20%
Intervals of clouds and sunshine

RealFeel®93°

RealFeel Shade™87°

Max UV Index10 (Very High)

WindS 6 mph

Wed 7/30

85° /60°
20%
After a cloudy start, sunshine returns

RealFeel®90°

RealFeel Shade™83°

Max UV Index10 (Very High)

WindSSE 6 mph

Thu 7/31

90° /62°
25%
Clouds giving way to some sun

RealFeel®93°

RealFeel Shade™88°

Max UV Index5 (Moderate)

WindSSW 7 mph

Fri 8/1

91° /62°
25%
Rather cloudy

RealFeel®92°

RealFeel Shade™89°

Max UV Index3 (Moderate)

WindNNE 4 mph

Sat 8/2

86° /61°
25%
Times of clouds and sun

RealFeel®85°

RealFeel Shade™82°

Max UV Index6 (High)

WindESE 13 mph

Sun 8/3

87° /62°
5%
Plenty of sunshine

RealFeel®86°

RealFeel Shade™83°

Max UV Index10 (Very High)

WindSSE 15 mph

Mon 8/4

91° /63°
25%
Clouds to start, then sunshine returns

RealFeel®92°

RealFeel Shade™88°

Max UV Index5 (Moderate)

WindSSE 12 mph

Tue 8/5

91° /63°
10%
Mostly sunny

RealFeel®95°

RealFeel Shade™89°

Max UV Index10 (Very High)

WindSSE 7 mph

Wed 8/6

90° /62°
5%
Sunny

RealFeel®93°

RealFeel Shade™87°

Max UV Index10 (Very High)

WindW 5 mph

Thu 8/7

91° /64°
20%
Sunshine and a few clouds

RealFeel®96°

RealFeel Shade™89°

Max UV Index10 (Very High)

WindNE 4 mph

Fri 8/8

90° /63°
70%
Periods of rain in the morning; otherwise, mostly cloudy

RealFeel®93°

RealFeel Shade™88°

Max UV Index5 (Moderate)

WindS 5 mph

Sat 8/9

88° /63°
10%
Mostly sunny

RealFeel®94°

RealFeel Shade™86°

Max UV Index9 (Very High)

WindSSE 6 mph

Sun 8/10

90° /62°
60%
A couple of showers in the morning; otherwise, intervals of clouds and sunshine

RealFeel®96°

RealFeel Shade™89°

Max UV Index6 (High)

WindSSW 5 mph

Mon 8/11

90° /63°
5%
Plenty of sun

RealFeel®95°

RealFeel Shade™88°

Max UV Index9 (Very High)

WindWNW 4 mph

Tue 8/12

89° /62°
10%
Sunny

RealFeel®92°

RealFeel Shade™87°

Max UV Index9 (Very High)

WindSSW 7 mph

Wed 8/13

89° /62°
10%
Mostly sunny

RealFeel®91°

RealFeel Shade™86°

Max UV Index9 (Very High)

WindSW 9 mph

Thu 8/14

90° /62°
10%
Sunshine

RealFeel®91°

RealFeel Shade™87°

Max UV Index9 (Very High)

WindWSW 8 mph

Fri 8/15

90° /62°
20%
Mostly sunny

RealFeel®96°

RealFeel Shade™89°

Max UV Index9 (Very High)

WindSE 5 mph

Sat 8/16

89° /63°
20%
Very warm with abundant sunshine

RealFeel®90°

RealFeel Shade™86°

Max UV Index9 (Very High)

WindS 10 mph

Sun 8/17

90° /63°
20%
Partly sunny and very warm

RealFeel®92°

RealFeel Shade™88°

Max UV Index9 (Very High)

WindS 10 mph

Mon 8/18

91° /62°
25%
Very warm with a blend of sun and clouds

RealFeel®92°

RealFeel Shade™89°

Max UV Index3 (Moderate)

WindWSW 7 mph

Tue 8/19

90° /62°
20%
Remaining very warm with decreasing clouds

RealFeel®96°

RealFeel Shade™89°

Max UV Index9 (Very High)

WindNNE 4 mph

Wed 8/20

89° /61°
25%
Increasing amounts of sunshine

RealFeel®94°

RealFeel Shade™88°

Max UV Index9 (Very High)

WindSSE 6 mph

Thu 8/21

89° /62°
25%
Intervals of clouds and sunshine

RealFeel®90°

RealFeel Shade™87°

Max UV Index4 (Moderate)

WindSSE 6 mph

Fri 8/22

88° /61°
10%
Abundant sunshine

RealFeel®91°

RealFeel Shade™85°

Max UV Index8 (Very High)

WindWNW 5 mph

Sat 8/23

89° /61°
10%
Mostly sunny and less humid

RealFeel®93°

RealFeel Shade™87°

Max UV Index8 (Very High)

WindWNW 6 mph

Sun 8/24

89° /60°
20%
Plenty of sunshine

RealFeel®94°

RealFeel Shade™88°

Max UV Index8 (Very High)

WindESE 4 mph

Mon 8/25

88° /61°
5%
Sunny

RealFeel®90°

RealFeel Shade™85°

Max UV Index8 (Very High)

WindS 7 mph

Tue 8/26

89° /61°
5%
Plenty of sunshine

RealFeel®91°

RealFeel Shade™86°

Max UV Index8 (Very High)

WindSSE 9 mph

Wed 8/27

88° /60°
10%
Sunshine

RealFeel®91°

RealFeel Shade™86°

Max UV Index8 (Very High)

WindSE 8 mph

Thu 8/28

86° /61°
20%
Partly sunny

RealFeel®90°

RealFeel Shade™84°

Max UV Index8 (Very High)

WindSE 7 mph

Fri 8/29

87° /53°
56%
Periods of clouds and sunshine with a couple of showers in the afternoon

RealFeel®88°

RealFeel Shade™83°

Max UV Index8 (Very High)

WindNNE 6 mph

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Weather News

Grand Canyon fires force closures

15 hours ago

 More Stories

Featured Stories

Astronomy

Noctilucent clouds shimmer in summer sky

2 days ago

Recreation

Yellowstone’s landscape shifts again with discovery of new hot pool

2 days ago

Weather News

Orcas are bringing humans gifts of food – but why?

5 days ago

Weather News

Giant shoes found spark mystery around the soldiers of ancient Rome

2 days ago

Weather News

It’s not just humans – chimpanzees also like to follow trends

2 days ago
World North America United States Colorado Union

Weather Near Union:

  • 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 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

...

...

...