What to pack for Las Vegas in January
- long sleeves and a warm layer
- a medium jacket
Humidity averages 45%; max daily wind around 17 km/h.
How January compares
Best months in Las Vegas: February–April & October–November. See the full best time to visit Las Vegas guide.
Las Vegas in January: the details
In January, Las Vegas sees average daytime highs of 14°C (58°F) and overnight lows of 4°C (39°F). Rainfall totals roughly 18 mm across 3.5 rainy days, and the sun shines about 8.5 hours per day with 9.8 hours of daylight mid-month. Relative humidity averages 45%.
In context: January is the coldest month of the year and the third-wettest in Las Vegas. The sunniest month is June (13.6 h/day).
| Metric | January average |
|---|---|
| Daytime high | 14°C / 58°F |
| Overnight low | 4°C / 39°F |
| Rainfall | 18 mm over 3.5 rainy days |
| Sunshine | 8.5 h/day (9.8 h daylight) |
| Humidity | 45% |
| Travel score | 8.4 / 10 |
These figures are climate normals computed from the ERA5 weather reanalysis (2019–2024) for Las Vegas, United States (36.17, -115.14) — see our methodology. Actual conditions vary year to year.
Not set on Las Vegas? Browse the best places to visit in January ranked by travel score.
Frequently asked questions
How hot is Las Vegas in January?
Daytime highs in Las Vegas in January average 14°C (58°F); nights drop to about 4°C.
Does it rain in Las Vegas in January?
Expect around 3.5 rainy days and 18 mm of rainfall in January.
Is January a good time to visit Las Vegas?
January is a good month to visit Las Vegas. Overall travel score: 8.4/10. The best months are February–April & October–November.
Also good in January, near Las Vegas
Where should you go next month?
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