Lan Ha Bay in June

June in Lan Ha Bay brings Peak summer sunshine. Temperatures climb over 30°C and the water is bath-warm (29°C). The bay looks stunning under intense tropical light. Expect busy weekend crowds from domestic family travel.

Fact sheet

MonthJune
Air temperature26–32°C
Sea temperature29.0°C
Average rainfall250 mm
Rainy days (≥1mm)15 days
Short answer

Day high 32°C, sea temperature 29.0°C, rainfall 250 mm. Peak summer sunshine. Temperatures climb over 30°C and the water is bath-warm (29°C). The bay looks stunning under intense tropical light. Expect busy weekend crowds from domestic family travel.

Day high32 °C
Night low26 °C
Sea29.0 °C
Rainfall250 mm
Rainy days15 d
SwimmingExcellent (5/5)
Cruises & boatsVery good (4/5)
KayakingGood (3/5)
CrowdsVery busy (5/5)

What is Lan Ha Bay like in June?

Peak summer sunshine. Temperatures climb over 30°C and the water is bath-warm (29°C). The bay looks stunning under intense tropical light. Expect busy weekend crowds from domestic family travel.

During June, daytime temperatures typically reach 26–32°C with sea temperatures around 29.0°C. Cruise operations run throughout the month.

Pros and cons of visiting in June

Go if
  • Best month for boat jumps, swimming, and cliff jumping
  • Vivid turquoise and emerald water
  • Warm nights on cruise sundecks
Think twice if
  • Hot and humid during midday
  • Weekend crowds from domestic tourism

What to pack

Check our complete packing checklist for seasonal clothing advice, dry bags, and sun protection.

Questions people ask

Can you swim in Lan Ha Bay in June?

Sea temperature in June is 29.0°C. Very comfortable and warm for swimming.