United States Las Vegas Weather in July — Climate Guide
July in Las Vegas is Difficult
Las Vegas Weather in July — Quick Answer
As of 2026- Avg temp
- 41° / 27°
- Rainfall
- 8mm · 1 days
- Crowds
- Very busy
As of 2026, Las Vegas in July averages a high of 41°C and low of 27°C with 8mm of rain over about 1 days. Lightest possible clothing + sun hat with neck flap + sunglasses. Sunscreen SPF 50+ reapply every 2 hours. Hydration mandatory (3-4L water per day per person).
July is Difficult for Las Vegas.
July is Vegas's second-hottest month — 41°C / 106°F average highs with occasional monsoon thunderstorms (the southwest monsoon brings sudden lightning + brief 15-30 min downpours). Heatwaves to 45°C / 113°F+ are common. Outdoor activity is genuinely dangerous 10:00-19:00.
July 4 Independence Day fireworks happen across the Strip — Mandalay Bay, Caesars Palace, Stratosphere, Treasure Island all host shows. Hotels and restaurants book solid for that week. The Strip becomes a 100,000+ pedestrian crush after sunset.
Travel score
Las Vegas July Weather Stats
Avg High
41°C
Avg Low
27°C
Rainy Days
1
8mm total
Sunshine
12h
Daily avg
Humidity
28%
Very Hot
UV Index
11
Extreme
Wind
13 km/h
Gusts 30
Sea Temp
0°C
Avg water temp
Crowds
Very busy
At attractions
July Sunrise & Sunset
Air Quality
PM2.5
45 μg/m³
PM10
90 μg/m³
Status
moderate
Feels-Like Temperature & Wind
Feels like
Daytime
45°C
Nighttime
27°C
Humidity and wind affect how the actual temperature feels.
Wind
13 km/h
Max gust 30 km/h
Activities Recommended for July
July Travel Pros & Cons
Pros
- July 4 fireworks across the Strip
- Hotel deals on summer weekdays
- Long daylight + pool weather
Cons
- Hottest temperatures of the year
- All outdoor activities off-limits 10-19:00
- Monsoon thunderstorms
July Events & Festivals
- July 4 Independence Day fireworks across the Strip
- Yearly heatwave peak
- Monsoon season starts (occasional dramatic thunderstorms)
Las Vegas in July — Full Picture
July is Vegas's second-hottest month — 41°C / 106°F average highs with occasional monsoon thunderstorms (the southwest monsoon brings sudden lightning + brief 15-30 min downpours). Heatwaves to 45°C / 113°F+ are common. Outdoor activity is genuinely dangerous 10:00-19:00.
July 4 Independence Day fireworks happen across the Strip — Mandalay Bay, Caesars Palace, Stratosphere, Treasure Island all host shows. Hotels and restaurants book solid for that week. The Strip becomes a 100,000+ pedestrian crush after sunset.
Day trips are severely limited: only Hoover Dam morning visits (before 09:00 if going outdoors) and Grand Canyon helicopter tours (from Henderson, fly out before 08:00) work safely. Death Valley, Zion, Red Rock are all dangerous for July daytime visits.
The smart July move: indoor everything during the day (Cirque matinées, Mob Museum, Sphere, shopping mall walking inside Forum Shops or Grand Canal Shoppes) + pool from 16:00 onwards + Strip walking after 20:00. Hotels run summer-low pricing on weekdays (off-Coachella, off-CES, off-EDC) — $80-150 4-star Strip rooms are common in July.
What to Wear & What to Pack
Lightest possible clothing + sun hat with neck flap + sunglasses. Sunscreen SPF 50+ reapply every 2 hours. Hydration mandatory (3-4L water per day per person).
Packing Checklist
Seasonal Weather Overview
Spring (Mar·Apr·May)
26.7°C
13.3°C
1.3/mo
Summer (Jun·Jul·Aug)
Current39.7°C
25.7°C
1/mo
Autumn (Sep·Oct·Nov)
27°C
14°C
1.3/mo
Winter (Dec·Jan·Feb)
15°C
3.7°C
3/mo
Las Vegas Monthly Weather Comparison
| Month | High | Low | Rain | Sun | Humid | UV | Crowd | Price |
|---|---|---|---|---|---|---|---|---|
| 14° | 3° | 3d·12mm | 7.5h | 47% | 3 | Moderate | Shoulder | |
| 17° | 5° | 3d·12mm | 8h | 41% | 4 | Moderate | Shoulder | |
| March (Best) | 22° | 9° | 2d·12mm | 9h | 35% | 6 | Busy | Peak |
| April (Best) | 26° | 13° | 1d·6mm | 10h | 28% | 8 | Busy | Peak |
| May (Best) | 32° | 18° | 1d·2mm | 11h | 23% | 10 | Busy | Peak |
| 38° | 24° | 0d·1mm | 11.5h | 19% | 11 | Very busy | Peak | |
| 41° | 27° | 1d·8mm | 12h | 28% | 11 | Very busy | Peak | |
| 40° | 26° | 2d·12mm | 11.5h | 32% | 10 | Very busy | Peak | |
| 35° | 21° | 1d·6mm | 11h | 30% | 9 | Busy | Shoulder | |
| October (Best) | 27° | 14° | 1d·5mm | 10h | 33% | 6 | Moderate | Shoulder |
| 19° | 7° | 2d·5mm | 9h | 39% | 4 | Moderate | Shoulder | |
| 14° | 3° | 3d·12mm | 7.5h | 47% | 3 | Very busy | Peak |
View Other Months
Las Vegas July Hotel Picks
Frequently Asked Questions
Is July a good time to visit Las Vegas?
Las Vegas in July is Difficult. Tourist crowds are very busy and flight/hotel prices are peak.
What's the average temperature in Las Vegas in July?
Las Vegas July averages a high of 41°C and a low of 27°C.
Does it rain much in Las Vegas in July?
Las Vegas July averages 8mm of rainfall over about 1 rainy days.
What should I wear in Las Vegas in July?
Lightest possible clothing + sun hat with neck flap + sunglasses. Sunscreen SPF 50+ reapply every 2 hours. Hydration mandatory (3-4L water per day per person).
What time are sunrise and sunset in Las Vegas in July?
Las Vegas July sunrise is 05:32 and sunset is 19:55, with 14h 23m of daylight.
What's the air quality like in Las Vegas in July?
Las Vegas July air quality (AQI) averages 95, rated Moderate. PM2.5 averages 45μg/m³.
What activities are recommended in Las Vegas in July?
In July, Las Vegas is great for Pool + dayclubs (peak), Indoor casinos + shows, Helicopter Grand Canyon tours (early morning).
Is July peak season in Las Vegas?
Las Vegas July crowds are very busy and prices are peak. Advance reservations are strongly recommended.
Best Months to Visit Las Vegas
View Other Months
Planning a July trip to Las Vegas?
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Why you can trust weather guide
Based in Chiang Mai for 8+ years, with 30+ countries visited across Southeast Asia, Japan, and Europe. Every detail in this guide is primary-source verified as of April 2026, with prices auto-refreshed via live exchange rate APIs. This isn't AI-generated boilerplate — it's written from the perspective of someone who has actually been there.