Las Vegas or Miami in March?
On climate data, Las Vegas comes out ahead overall in March. See the per-criterion details below.
Las VegasPhoto: King of Hearts · CC BY-SA 3.0
MiamiPhoto: Robbschultz69 · CC BY-SA 4.0Key figures in March
| Criterion | Las Vegas | Miami |
|---|---|---|
| Average daily high | 21 °C | 25 °C |
| Average daily low | 7 °C | 21 °C |
| Sea | n/a | 25 °C |
| Rainy days | 4 rainy days (est.) ★ | 9 rainy days (est.) |
| Sun | 7 h/day | 7 h/day |
| Humidity | 39 % | 73 % |
Winner by travel type
Trade-offs
- Miami is about 4 °C warmer by day.
- Las Vegas is drier, with about 6 fewer rainy days.
Las Vegas or Miami in March: the short answer
In March, Las Vegas comes out ahead on the overall climate score (Las Vegas 93/100 vs Miami 87/100). That is a snapshot of one month, though — which one truly fits depends on what you want from the trip, so the breakdown below goes criterion by criterion.
This comparison focuses on March as a representative month for the pair; for any other month, use each destination's month-by-month pages. Across the whole year Las Vegas averages a climate score of 73/100, Miami 72/100. Both profiles below are historical monthly averages, not a forecast.
Weather in March, side by side
The average daily high is about 21 °C in Las Vegas and 25 °C in Miami — warmer in Miami. Average daily lows are around 7 °C versus 21 °C.
On rain, Las Vegas sees about 4 rainy days in March and Miami about 9 — drier in Las Vegas. Sunshine is comparable (7 vs 7 hours a day).
Rain and sun across the year
Over a full year Las Vegas records roughly 32 rainy days and Miami about 197 — the drier of the two overall is Las Vegas. At their sunniest, Las Vegas reaches about 10 hours of sun a day (June) and Miami about 8 (May). If dependable dry, sunny weather is your top priority, weigh these annual totals alongside the single month above.
Best time to visit each
Climatically, Las Vegas is at its best in March, April, October and November, while Miami peaks in February, March, April and December. If your dates are fixed, pick the destination whose strong season overlaps them; if you are flexible, plan around these windows.
Which suits which kind of trip
Based on the March scores for each travel style:
City breaks: Las Vegas scores higher in March (Las Vegas 100 vs Miami 89).
Active & hiking: Las Vegas scores higher in March (Las Vegas 98 vs Miami 76).
Family: Miami scores higher in March (Las Vegas 83 vs Miami 90).
Verdict: which should you pick?
There is no single winner — it depends on your month and your priority. For March specifically, use the head-to-head above; over the year, Las Vegas carries the slightly higher overall climate score. Choose Las Vegas if its strong months and profile match your plan, Miami if its do. The month-by-month pages for each destination give you the full picture before you book.