Across the year, daylight in Las Vegas ranges from about 9h 32m in December to 14h 28m in June — a 4h 56m swing that shapes sleep, mood and training rhythms. From roughly December through February, the sun sits too low for much vitamin D production.
The nearest other Live10X city guide is Palm Springs, about 180 miles away.
Las Vegas by the numbers
- County
- Clark County
- Climate
- Hot desert
- Elevation
- about 2,000 ft
- Latitude
- 36.2°N
- Shortest day
- 9h 32m
- Longest day
- 14h 28m
- Vitamin D winter
- December through February
At a glance
Las Vegas at a glance
- Top local priority in Las Vegas: aggressive hydration with electrolytes.
- Daylight swings from about 9h 32m to 14h 28m across the year — anchor your wake time and get morning light.
- Sunlight is too weak for much vitamin D production from roughly December through February; a blood test shows where you stand.
- Use Red Rock Canyon National Conservation Area and Sunset Park for easy, regular outdoor movement.
Climate & lifestyle
What living in Las Vegas means for your health
Las Vegas has a hot desert climate: intense, dry summer heat, very low humidity, strong year-round sun and mild, pleasant winters. Dry air hides sweat losses — you can dehydrate faster than you realize — so summer training has to be planned around the clock.
- aggressive hydration with electrolytes
- pre-dawn summer training
- sun and skin protection
- keeping the bedroom cool for sleep
Light, sleep & vitamin D
Daylight in Las Vegas across the year
9h 32m
Shortest day (December)
14h 28m
Longest day (June)
~3 mo
Low-UVB “vitamin D winter”
At about 36.2°N, Las Vegas sees a 4h 56m swing in day length between the solstices. Research suggests winter UVB is too weak for meaningful vitamin D production for roughly three months a year. That's roughly December through February. Bright morning light helps anchor your body clock, and a simple blood test shows whether your vitamin D is where it should be.
Calculated from latitude using standard solar formulas and published latitude research. How we calculate this
Local wellness trends
Wellness trends in Las Vegas
Desert dawn culture
In Las Vegas, trails fill up before sunrise in summer — dawn hikes and rides are a local ritual built around the heat.
Wellness travel
Visitors and locals alike seek out spas, recovery studios and wellness experiences in and around Las Vegas.
Rec leagues & sport
From pro teams to adult rec leagues and pickleball ladders, sport keeps Las Vegas social and active.
Desert trails
Desert trail systems around Las Vegas offer rugged hiking and mountain biking — best enjoyed in the cooler months.
Local health optimization resources
Places to move, recover and eat well in Las Vegas
- HikingRed Rock Canyon National Conservation AreaElevation for hiking, stair-style climbs and hill training.
- ParkSunset ParkGreen space for walks, bodyweight workouts and time in nature.
- LakeLake Mead National Recreation AreaLoop trails and open water for walking, paddling and swimming.
Testing
At-home wellness genetic testing
Available throughout Las Vegas: order online, collect a sample at home and review results with a qualified professional.
Learn more about at-home wellness genetic testingHealthcare
Preventive care & baseline labs
Primary care clinicians in Clark County can order baseline labs — such as a lipid panel, HbA1c, vitamin D and B12 — useful context for any wellness plan.
Learn more about preventive care & baseline labsRecovery
Sauna & recovery studios
Gyms, spas and recovery studios around Las Vegas offer sauna and cold plunge — look for clean facilities and clear safety guidance.
Learn more about sauna & recovery studiosSeasonal playbook
A seasonal wellness playbook for Las Vegas
- Summer: finish outdoor workouts by mid-morning, carry more water than you think you need and know the warning signs of heat illness.
- October–April: prime season for hiking, cycling and long outdoor sessions.
- Year-round: dry air dehydrates skin and airways — hydrate steadily and use sun protection daily.
- Year-round: day length only varies by about 4h 56m, so a consistent sleep schedule is easy to hold — protect it.
Recommended reading
The most relevant guides for Las Vegas residents
FAQ
Las Vegas wellness FAQs
Do I need to visit a clinic in Las Vegas for a wellness genetic test?
How should you train in Las Vegas's desert heat?
Can you get enough vitamin D from the sun in Las Vegas?
How do seasonal daylight changes in Las Vegas affect sleep?
Where can you walk, run or train outdoors in Las Vegas?
The bottom line
Living well in Las Vegas means working with its intense, dry summer heat and mild winters: aggressive hydration with electrolytes, pre-dawn summer training and sun and skin protection. Add the fundamentals — consistent sleep, daily movement, strength training and a whole-food diet — and personalize with the wellness assessment and at-home testing.
