Current Local Time in Riverton, Wyoming, USA

11:06:26 am MST

Tuesday, December 9, 2025

Country:	United States
State:	Wyoming (WY)
Lat/Long:	43°01'N / 108°23'W
Elevation:	1509 m
Currency:	United States Dollar (USD)
Languages:	English
Country Code:	+1

°F

Weather

39 °F

Sunny.
51 / 34 °F

Wed 10.		49 / 31 °F
Thu 11.		53 / 34 °F

More weather details

Time Zone

MST (Mountain Standard Time)
UTC/GMT -7 hours

DST started

Mar 9, 2025
Forward 1 hour

DST ended

Nov 2, 2025
Back 1 hour

Difference

2 hours behind
New York

About MST — Mountain Standard Time

Set your location

Sunrise

7:33 am
↑ 121° Southeast

Sunset

4:38 pm
↑ 239° Southwest

Day length

9 hours, 5 minutes
-53s shorter

Moon 71.4%

Set – 11:41 am
Rise – 10:13 pm

More Sun & Moon in Riverton
+ Show More Twilight and Moon Phase Information

Solar Noon

Sun in South: 12:06 pm
Altitude: 24.1°

Astronomical
Twilight

5:51 am – 6:25 am
5:46 pm – 6:20 pm

Nautical
Twilight

6:25 am – 7:01 am
5:10 pm – 5:46 pm

Civil
Twilight

7:01 am – 7:33 am
4:38 pm – 5:10 pm

Previous
Moon Phase

Full Moon
December 4, 2025
4:14 pm

Next
Moon Phase

Third Quarter
December 11, 2025
1:51 pm

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Airports

Riverton Regional Airport, RIW
About 5 mi NW of Riverton
Worland Municipal Airport, WRL
About 68 mi NNE of Riverton
Denver International Airport, DEN
About 291 mi SE of Riverton

Other cities near Riverton

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Riverton

USA

11:0626am

Tuesday, December 9, 2025