When to go: The arid, desert climate of Las Vegas ensures plenty of sunshine (300 days per year or more), and very little rain (29 days or less). Summer runs from June through September and is very hot and dry, with temperatures reaching up to 40 degrees Celsius. Each year, an average of 133 days experience temperatures of more than 38 degrees. However, humidity in this area is very low. Las Vegas experiences very short winters with temperatures that remain around 15 degrees Celsius. If you're wary of the heat, this would be the best time to plan your honeymoon in Las Vegas.
Flight Information: British Airways operate flights from London to Las Vegas on a daily basis. The flight takes just under 11 hours.
Currency: US Dollar.
Average Temperature

Average Monthly Temperature in Las Vegas
Average Monthly Rainfall in Las Vegas