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Weather comparison for Barcelona, Dubai, Las Vegas, London, and more in one graph. Search from a list of 1000+ cities worldwide. Customize list of cities to compare recent weather history, weather forecast statistics including temperature, rain, snow, UV index, humidity and wind.

Here's a comparison of the climate characteristics in Barcelona, Dubai, Las Vegas, and London during the month of December: (last updated in December 2023)
  Barcelona, Spain:
• December in Barcelona is relatively mild compared to northern Europe, but it's still winter. Average high temperatures range from 14°C to 16°C (57°F to 61°F), and average low temperatures are around 7°C to 9°C (45°F to 48°F).
• While it's not as cold as some other European cities, you'll want to bring a jacket for the cooler evenings.
  Dubai, UAE:
• December in Dubai is winter, but it's a mild and pleasant winter. Average high temperatures range from 23°C to 26°C (73°F to 79°F), and average low temperatures are around 15°C to 18°C (59°F to 64°F).
• This is a great time to visit Dubai as the weather is comfortable for outdoor activities, and the humidity is lower.
  Las Vegas, US:
• December in Las Vegas is winter, but it's generally mild compared to many other parts of the United States. Average high temperatures range from 13°C to 16°C (55°F to 61°F), and average low temperatures are around 3°C to 6°C (37°F to 43°F).
• While it can get chilly, especially at night, it's still a good time to explore the city without the extreme heat of summer.
  London, UK:
• December in London is winter, and temperatures are quite cool. Average high temperatures range from 8°C to 11°C (46°F to 52°F), and average low temperatures are around 2°C to 5°C (36°F to 41°F).
• It's often cloudy, and there's a possibility of rain or even snow. Dress warmly with layers, and be prepared for shorter daylight hours.