Weather In Las Vegas In January 2025. Throughout january, the mornings and. January is in the winter in las vegas and is typically the 2nd coldest month of the year.
In las vegas, situated in the southern part of the state, daytime highs average around 58°f (14.4°c), and nighttime lows can drop to 34°f (1.1°c). To get a good overview of the type of weather you can expect in january in las vegas nevada, we will look at the day and night temperature, minimum and maximum water temperature, and.