Month-by-month travel weather
Las Vegas January weather
Las Vegas, United States · January
Dry air and a big day–night swing shape comfort
January can feel pleasant in the sun during the day, but temperatures drop quickly after sunset.
If your plans lean heavily into evening walks, shows, or late transit, you’ll feel the difference more than midday forecasts suggest.
January averages at a glance
Average low
around 1–4°C
Average high
around 12–15°C
Average precipitation
around 5–15 mm
Rainy days
about 1–3 days
What to wear in January in Las Vegas
Actual feel will change with wind and rain, but use the suggestions below to build a comfortable layered outfit.
- • Daytime: sweater/hoodie + jacket works well.
- • Night: add one warmer layer if you’ll be outside late.
- • Dry-air care (lip balm/moisturizer) can help.
Travel tips for visiting Las Vegas in January
- • For night walks, plan for a sharper drop after sunset.
- • Indoor temperatures vary—layers help when moving between spaces.
January weather in Las Vegas — FAQ
Q. Is January cold?
A. Daytime can be manageable, but nights can feel quite cool.
Q. Does it rain or snow?
A. Rain is limited; snow in the city is uncommon.
Explore Las Vegas
These pages are connected so you can compare conditions and decide for yourself.