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Best time to visit Las Vegas: month by month
Short answer
The best times are March to May and September to November, with highs of about 21–36°C and almost no rain. Summer (June to August) is extremely hot at 38–42°C, and winter is mild by day (14–18°C) but cold at night.
Month by month
| Month | High | Low | Rainy days | Crowds |
|---|---|---|---|---|
| Jan | 14°C | 4°C | 3 | high |
| Feb | 18°C | 5°C | 1 | medium |
| Mar | 21°C | 9°C | 4 | high |
| Apr | 29°C | 14°C | 0 | high |
| May | 33°C | 19°C | 0 | high |
| Jun | 38°C | 24°C | 1 | medium |
| Jul | 42°C | 28°C | 3 | medium |
| Aug | 39°C | 26°C | 4 | low |
| Sep | 36°C | 22°C | 2 | medium |
| Oct | 28°C | 15°C | 1 | high |
| Nov | 20°C | 8°C | 1 | high |
| Dec | 15°C | 5°C | 4 | very high |
Temperatures and rainy days: Copernicus ERA5 averages, 2021–2023. Crowd levels are our estimate.
Season by season
Spring (Mar–May)
Highs rise from 21°C in March to 33°C in May, with lows of 9–19°C. Ideal for Red Rock and Hoover Dam, and pool season begins.
Summer (Jun–Aug)
Very hot: highs of 38–42°C and lows of 24–28°C. Pool parties and cheaper midweek rooms; hike only at dawn.
Autumn (Sep–Nov)
September is still about 36°C, October a pleasant 28°C and November 20°C. Popular for conventions and events.
Winter (Dec–Feb)
Mild days of 14–18°C, cold nights of 4–5°C and a little rain. Many pools close; New Year's Eve is the busiest night of the year.
Events worth planning around
- CES consumer electronics show (early January)
- Las Vegas Grand Prix, Formula 1 on the Strip (November)
- National Finals Rodeo (December)
- New Year's Eve on the Strip (31 December)
When to avoid
Avoid July and August if you want to be outdoors in the daytime. Big conventions, F1 week and New Year's Eve can multiply hotel prices.
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Common questions
What is the best time to visit Las Vegas?
March to May and September to November, with highs of about 21–36°C.
How hot is Las Vegas in summer?
Highs average 38–42°C from June to August, sometimes higher.
Is Las Vegas cold in winter?
Days are mild at 14–18°C, but nights drop to around 4–5°C.