Nha Trang or Phuket in March?
On climate data, Nha Trang comes out ahead overall in March. See the per-criterion details below.
Nha TrangPhoto: Kevin King · CC BY 2.0
PhuketPhoto: PavF · CC BY-SA 3.0Key figures in March
| Criterion | Nha Trang | Phuket |
|---|---|---|
| Average daily high | 27 °C | 30 °C |
| Average daily low | 25 °C | 27 °C |
| Sea | 26 °C | 29 °C ★ |
| Rainy days | 5 rainy days (est.) ★ | 14 rainy days (est.) |
| Sun | 7 h/day | 8 h/day ★ |
| Humidity | 81 % | 77 % |
Winner by travel type
Trade-offs
- Phuket is about 3 °C warmer by day.
- Nha Trang is drier, with about 9 fewer rainy days.
- The sea at Phuket is about 3 °C warmer.
Nha Trang or Phuket in March: the short answer
In March, Nha Trang comes out ahead on the overall climate score (Nha Trang 89/100 vs Phuket 63/100). 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 Nha Trang averages a climate score of 67/100, Phuket 60/100. Both profiles below are historical monthly averages, not a forecast.
Weather in March, side by side
The average daily high is about 27 °C in Nha Trang and 30 °C in Phuket — warmer in Phuket. Average daily lows are around 25 °C versus 27 °C.
On rain, Nha Trang sees about 5 rainy days in March and Phuket about 14 — drier in Nha Trang. Phuket gets more sunshine (7 vs 8 hours a day).
Sea temperature and swimming
In March the water is about 26 °C at Nha Trang and 29 °C at Phuket — warmer for swimming at Phuket. Over the year, Nha Trang is comfortable for swimming (from ~21 °C) in January, February, March, April, May, June, July, August, September, October, November and December, Phuket in January, February, March, April, May, June, July, August, September, October, November and December. Peak sea warmth is September for Nha Trang and May for Phuket.
Rain and sun across the year
Over a full year Nha Trang records roughly 216 rainy days and Phuket about 261 — the drier of the two overall is Nha Trang. At their sunniest, Nha Trang reaches about 8 hours of sun a day (April) and Phuket about 8 (March). If dependable dry, sunny weather is your top priority, weigh these annual totals alongside the single month above.
Best time to visit each
Climatically, Nha Trang is at its best in January, February, March and April, while Phuket peaks in January, February, March 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:
Beach & swimming: Nha Trang scores higher in March (Nha Trang 97 vs Phuket 73).
City breaks: Nha Trang scores higher in March (Nha Trang 88 vs Phuket 60).
Active & hiking: Nha Trang scores higher in March (Nha Trang 71 vs Phuket 45).
Family: Nha Trang scores higher in March (Nha Trang 93 vs Phuket 65).
Verdict: which should you pick?
In March, Nha Trang leads across every scored category here — the overall score and each travel type — so on the climate data it is the clearer pick this month. Over the year, Nha Trang carries the higher overall climate score. Your own priority (sun, sea, low rain or sightseeing comfort) still matters, and the month-by-month pages for each destination give you the full picture before you book.