July weather: extreme heat and the start of monsoon season
July is, with August, the hottest month in Las Vegas. Typical highs average about 104–106°F (40–41°C), and stretches of 110°F (43°C) or more are normal in most years, with overnight lows around 80–82°F (27–28°C). The low never really cools the city down; at 6am the pavement is still radiating yesterday. Sunshine is nearly thirteen hours a day and the UV index sits at extreme for most of the afternoon.
July also opens the North American monsoon. Moisture pushes up from the south, humidity rises from the single digits to the 20–30% range, and on a few afternoons a month towering clouds build over the mountains and drop short, violent thunderstorms with lightning, gusty outflow winds and occasionally a wall of dust. Rain totals are small, typically under half an inch for the month, but a single storm can flood the streets for an hour and shut the pools. Most days are simply hot, clear and still, and the storms give the evenings a dramatic sky. Heat advisories and excessive-heat warnings are common; take them seriously.
July 4th weekend
Independence Day is the one weekend in July that behaves like peak season. Southern California drives in, every pool runs a holiday party with a headline DJ, the sportsbooks and bars are packed and fireworks fire from several resort rooftops and from the Strat, with Downtown running its own show over Fremont Street. Rates for the nights around the 4th sit well above the rest of the month, often double the surrounding weekdays, and minimum stays are common at the party resorts. Traffic on the I-15 is slow both directions.
The best vantage points for the rooftop fireworks are the upper floors of the resorts on the west side of the Strip, the High Roller if it is running a special, and the pedestrian bridges, which fill early. A hotel room with a Strip view on the right side of the building is the easiest option; ask at check-in. Once the holiday passes, the city empties fast, and the week after July 4th is one of the quietest and cheapest of the year. See the holidays guide for how the weekend works.
Crowds and hotel prices: cheap weeks and hot pools
Outside July 4th, July is deep summer discount territory. Midweek rates at Strip resorts are among the lowest of the year, frequently 50–70% below their spring levels, and luxury properties run summer promotions with resort credits and free nights. Weekends stay busy with the drive-in market, so the weekend-to-weekday swing is enormous; a room that is a bargain on a Tuesday can be double or triple on Saturday. If you can travel Sunday to Thursday, July is the cheapest month to stay somewhere you could not afford in April.
Crowds are moderate and nocturnal. The Strip is quiet in the afternoon heat and busy from sunset onwards, pools are packed from mid-morning through mid-afternoon, and the casino floors, shopping malls and shows do steady business. Family traffic is at its summer peak, so the daytime crowds at the free attractions, the High Roller and the Shark Reef are heavier than in June. A few mid-size conventions and the NBA Summer League at the Thomas & Mack Center, typically in early to mid July, add some demand around UNLV and the south end. For value, see how to get a hotel deal.
Pool status in July: open, hot and storm-prone
Pools are at full summer operation, with early opening and late closing, and the dayclubs run several days a week. The heat changes the experience though: by 1pm the water in a shallow pool can feel like a hot bath, the deck is dangerous barefoot and the only usable chairs are in shade. The best July pool afternoons are at resorts with deep water, lazy rivers, extensive umbrella cover or misting systems, which is why Mandalay Bay, Aria, Encore, Cosmopolitan and the Resorts World pools do well in the summer rankings.
Monsoon storms are the wild card. When lightning is detected within a set distance, resorts clear the pools, and a storm at 3pm can end the day for an hour or the rest of the afternoon. Book cabanas for the morning session if you can; the sun is more bearable and the storms almost always come later. Cabana and daybed prices are at peak on weekends but often heavily discounted midweek in July, which makes a Tuesday cabana one of the best luxury bargains in the city. See the best pools and pool season.
Surviving a July day: what locals actually do
July is manageable if you accept that the city runs on a different clock. The template locals use:
- Early morning: the only time for outdoor things; the Sign, the Bellagio Conservatory at opening, a short Red Rock overlook drive, coffee on a patio
- Mid-morning to early afternoon: pool, under shade, with water
- Afternoon: indoors. The Sphere Experience, the Shark Reef, AREA15, the museums Downtown, the shopping corridors at Caesars, Venetian and Fashion Show, a spa, or a nap
- Sunset onwards: the Strip walk, the fountains, dinner, shows, Fremont Street and the clubs, when it is still 95°F but the sun is gone
Use the free trams and the monorail to skip walking between resorts; the getting around without a car guide covers the indoor routes. Drink more water than you think you need, keep sunscreen in your pocket and do not attempt the four-mile Strip walk in daylight. Hiking at Red Rock, Valley of Fire or around Hoover Dam in July afternoons is dangerous and is the source of most summer rescues; go at dawn or skip it.
What to pack for July
Heat protection first, then air-conditioning protection.
- Several swimsuits, pool sandals and light cover-ups
- Loose, light-colored, breathable clothing; a long-sleeved linen shirt beats bare arms in the sun
- High-SPF sunscreen, lip balm with SPF, a wide-brimmed hat and wraparound sunglasses
- A light layer for the fiercely air-conditioned casinos, theaters and restaurants
- Shoes with thick soles; thin flip-flops fail on 150°F pavement
- Insulated water bottle, electrolyte packets and after-sun lotion
- A small umbrella or packable rain shell if you are here in the second half of the month; monsoon storms come without much warning
Full list at our packing list.
Who July suits
Budget travelers: the best month of the year for a luxury room at a fraction of the price, provided you avoid July 4th and travel midweek. Groups and party trips: good, with pools and clubs open, but the heat wears on multi-day drinking; hydrate and shade. Couples: fine for a spa-pool-show trip built around indoor time. Families: workable with a lazy-river resort and a strict shade routine, and the cheap rooms help; see Las Vegas with kids. Conventions: few and small this month.
Not suited: anyone who wants to hike, sightsee on foot or do Hoover Dam and Valley of Fire in comfort, older travelers or anyone with heat-sensitive health conditions, and anyone who cannot tolerate switching between 110°F and 68°F a dozen times a day. If that is you, October gives you the same city at 80°F.
