🇺🇸 Las Vegas vs St. Louis 🇺🇸

Las Vegas, United States vs St. Louis, United States — a side-by-side climate comparison to help you pick. Las Vegas is the warmer of the two — about 8 degrees warmer on average across the year. Las Vegas is drier, with roughly 125 fewer rainy days a year.

Warmer · Las VegasDrier · Las Vegas

Climate at a glance

🇺🇸 Las Vegas🇺🇸 St. Louis
Avg annual high
27°C
19°C
Hottest month
July · 40°C
July · 31°C
Coldest monthDecember (4°C low)January (-4°C low)
Rainy days / year
54
179
SnowRareRare
Best months to visitFebruary, March, NovemberApril, September, October

🇺🇸 Las Vegas

Best around February, March, November. Hottest in July (40°C), coldest lows in December (4°C).

🇺🇸 St. Louis

Best around April, September, October. Hottest in July (31°C), coldest lows in January (-4°C).

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Frequently asked questions

Is Las Vegas or St. Louis warmer?

Las Vegas is warmer overall, averaging about 8 degrees higher across the year.

Which is rainier, Las Vegas or St. Louis?

St. Louis is rainier — Las Vegas sees about 125 fewer rainy days per year.

When is the best time to visit Las Vegas vs St. Louis?

Las Vegas is best around February, March, November; St. Louis is best around April, September, October.

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