Nha Trang in June: the hottest month, calm sea and 28–29 °C water
June in Nha Trang: highs around 33 °C, about eight short showers (not the rainy season), water at 28–29 °C, a calm sea and the last month of the clearest diving water. What to pack and where to go.
June is the hottest month in Nha Trang by the long-term averages, with highs around 33 °C. Showers are short and fewer than in May: about eight rainy days and 50 mm for the month. The sea is calm, the water is 28–29 °C, and it’s the last month of the usual clearest-water window for diving (April–June). There’s almost no surfing in summer — no waves near town until autumn.
What’s on in June?
| Activity | In June | More |
|---|---|---|
| Monkey Island and Orchid Island | boats from Long Phú pier; islands open 7:30–16:30 | Nha Trang islands |
| Boat trips, fishing | calm-sea season (February–August) | boat trips |
| Diving, snorkelling | season runs February to August | diving |
| Surfing | off season: schools run September to May | surfing |
| Yang Bay Park, Ba Ho waterfalls | go in the morning, it’s hot by midday | Yang Bay |
| Mud baths | an option for a hot day | mud baths |
What is the weather like in Nha Trang in June?
Hot and sunny. By the Nha Trang weather station averages, June has an average high of 32.7 °C, nights around 25.7 °C, about 50 mm of rain, around eight rainy days and about 235 hours of sunshine. By the averages it is the hottest month of the year. All averages are in the weather block above.
Does it rain in Nha Trang in June?
Short showers, but it isn’t the rainy season: about eight days with rain and 50 mm for the month by the averages. Compare November, with about 18 days and 382 mm. Nha Trang’s rainy and stormy season is September to December.
How warm is the sea in Nha Trang in June?
About 28–29 °C — three climate references agree. The water stays warm all summer and into October. All months and resorts are in sea temperature in Vietnam.
Is June still good for diving?
Yes: Nha Trang’s diving season runs February to August, and the clearest water is usually April to June, so June is still in that window. Trips to Hon Mun go out regularly. Windy days happen, so ask the centre what happens if a dive is cancelled. How to choose a centre — diving in Nha Trang.
Where to go for a day trip in June?
The Monkey and Orchid islands — boats leave Long Phú pier half an hour north of town, and the islands are open 7:30–16:30. Into the hills: Yang Bay Park (about an hour west) and the Ba Ho waterfalls (about 40 minutes north). After the late-2025 floods only the walking trail at Ba Ho was open, so check before you go. Set off in the morning — it’s hot by noon. Everything is in what to see in Nha Trang.
What to pack for Nha Trang in June?
High-factor sunscreen, a hat, light long-sleeved clothes for boats and excursions, and water. A light raincoat or umbrella for a short shower. Shoes for the rocks at the waterfalls and a dry bag for your phone on the islands.
Can you swim in Nha Trang in June?
Yes. The water is about 28–29 °C and the sea is calm. Swim in the morning or late afternoon — the midday sun is harsh. On windy days watch the flags and listen to the lifeguards. How to get out of a rip current — Nha Trang beaches.
Is June a good time to visit Nha Trang?
Yes, if you want a warm, calm sea, the islands and diving and you cope well with heat. If heat is hard for you, choose February to April: drier and milder. The month before — Nha Trang in May; the month after — Nha Trang in July; all months — when to go to Nha Trang.
FAQ
Is June a good time for Nha Trang? Yes, for the sea, islands and diving. It’s hot — plan your day around the morning and evening.
Does it rain in Nha Trang in June? Short showers: about eight rainy days and 50 mm a month by the averages. The rainy season is September to December.
How warm is the water in June? About 28–29 °C.
Is Nha Trang hot in June? Average highs are 32.7 °C, nights around 25.7 °C.
Is there diving in June? Yes, the season runs February to August.
Can you surf? There are almost no waves near town in summer: schools run September to May.
Sources and checks
Weather, rain and sunshine — Nha Trang weather station averages (QCVN 02:2022/BXD) in the weather block. Sea temperature — World Sea Temperatures, weather2travel and Climates to Travel, checked 12 November 2026. Calm-sea and diving seasons — our boat-trip and diving guides; surf season — school pages in our surfing guide (sources in each). The islands, Ba Ho and Yang Bay — our "How to get there" pages, checked 18 October 2026. Packing and planning tips are ours.