Current Time in Casper, Wyoming, USA
8:28:25 PM
20:28:25
MST (Mountain Standard Time) · UTC−07:00
America/Denver
Time zone details
Casper is currently on standard time; daylight saving time is observed in 2026
Daylight in Casper
Location facts
Place
- Country
- USA
- State
- Wyoming
- County
- Natrona County
- Place type
- City or town
- Country currency
- US Dollar (USD)
Practical
- Country languages
- English, Spanish, Hawaiian, French
- Dialing code
- +1
- Population
- 60,285
- Elevation
- 1,560 m
Geography
- Geographic coordinates
- 42° 51' N / 106° 18' W
Convert Casper time
Compare Casper with another city or time zone
Casper follows the same clock and daylight-saving rules as Denver
Popular conversions (current offsets)
All times shown relative to Casper local time
Clock changes in Casper
2:00 AM MST3:00 AM MDT
Clocks move forward 1 hour
2026
past
Daylight saving time starts
2:00 AM MST3:00 AM MDT
Clocks move forward 1 hour
past
Daylight saving time ends
2:00 AM MDT1:00 AM MST
Clocks move back 1 hour
Future clock changes, 2027–2030
Sun & Moon details
Sun
- Sunrise
- Solar noon
- Sunset
- Daylight duration
- 9 hr 46 min2 min 13 sec shorter than the previous day
Twilight
- Civil twilight
- –
- Nautical twilight
- –
- Astronomical twilight
- –
View full Sun & Moon detailsHide full Sun & Moon details
Saturday, November 14, 2026
View Casper on Savvy Time's time-zone map
Sun
- Sunrise
- Sunset
- Day length
- 9 hr 46 min2 min 13 sec shorter than the previous day
- Solar noon
- (28.8° altitude)
Civil twilight
- Dawn to dusk
- –
Additional twilight
- Nautical dawn to dusk
- –
- Astronomical dawn to dusk
- –
Moon
- Phase
- Waxing Crescent (25% illuminated)
- Moonrise
- Moonset
- Previous principal phase
- New Moon — Monday, November 9, 2026 at
- Next principal phase
- First Quarter — Tuesday, November 17, 2026 at
Seven-day daylight outlook
| Local date | Sunrise | Sunset | Day length | Daily change |
|---|---|---|---|---|
| 9 hr 46 min | 2 min 13 sec shorter than the previous day | |||
| 9 hr 43 min | 2 min 10 sec shorter than the previous day | |||
| 9 hr 41 min | 2 min 9 sec shorter than the previous day | |||
| 9 hr 39 min | 2 min 6 sec shorter than the previous day | |||
| 9 hr 37 min | 2 min 4 sec shorter than the previous day | |||
| 9 hr 35 min | 2 min 1 sec shorter than the previous day | |||
| 9 hr 33 min | 1 min 58 sec shorter than the previous day |
Weather forecast for Casper
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Plan around Casper
Upcoming public holidays in Wyoming
- Thanksgiving Day
- Christmas Day
- New Year's Day
Nearby scheduled airports for Casper, Wyoming, USA
Casper-Natrona County International AirportCPRMedium airport12.9 km west-northwest
Source: OurAirports record · CPR / KCPR
About 12.9 km (8.0 mi) west-northwest of Casper
Scheduled airline service in source data
Central Wyoming Regional AirportRIWMedium airport · Serves Riverton176 km west
Source: OurAirports record · RIW / KRIW
About 176 km (109 mi) west of Casper
Scheduled airline service in source data
Northeast Wyoming Regional AirportGCCMedium airport · Serves Gillette176 km north-northeast
Source: OurAirports record · GCC / KGCC
About 176 km (110 mi) north-northeast of Casper
Scheduled airline service in source data
Nearby places
Frequently asked questions
- What time zone is Casper in?
- Casper uses Mountain Standard Time (MST, UTC−7) in winter and Mountain Daylight Time (MDT, UTC−6) in summer. Its IANA time zone is America/Denver.
- When is the next clock change in Casper?
- Clocks in Casper move forward 1 hour on Sunday, March 14, 2027 at 2:00 AM, changing from MST (UTC−07:00) to MDT (UTC−06:00)
- Does Casper observe daylight saving time?
- Yes. Casper observes daylight saving time: MDT (UTC−6) in summer and MST (UTC−7) in winter.
- What is the UTC offset of Casper?
- Casper is UTC−7 in winter and UTC−6 in summer