Jellyfish in Phuket in May

May in Phuket is a month of moderate risk. The prevailing west wind of about 3.1 m/s is blowing from the sea onto the beach; mean waves 0.86 m, water 31 °C. Based on 2022–2026 weather the model rates about 34% of days in this month as high risk. Official DMCR jellyfish warnings in May: 4.

Typical risk this monthModerate
  • Low 7%
  • Moderate 60%
  • High 15%
  • Very high 19%

How the days of this month split by risk level (2022–2026 weather). A typical day is moderate; 34% of days are high or very high.

Risk in Phuket today →

Weather and sea in May

Wind3.1 m/s, west
Onshore wind0.9 m/s
Waves0.86 m
Water31 °C
Rain279 mm · 26 days

Beaches this month

BeachesTypical riskOnshore windDMCR
Koh AeoModerate-0.71
Ao Yon BeachModerate-0.92
Koh Mai ThonModerate-2.30
Laem Phanwa BeachModerate-1.72
Long Beach (Coral Island / Koh Hey)Moderate-0.12
Rawai BeachModerate-1.42
Siam Bay (Koh Racha Yai)Moderate0.11
Tri Trang BeachModerate02
Karon Noi Beach (Relax Bay)Moderate1.22
Kalim BeachModerate1.42
Nai Harn BeachModerate1.42
Ao La / Ao Thue (Koh Racha Yai)Moderate2.71
Bang Tao BeachModerate1.50
Freedom BeachModerate1.52
Kamala BeachModerate1.42
Karon BeachModerate1.72
Kata BeachModerate1.52
Kata Noi BeachModerate1.72
Laem Singh BeachModerate1.32
Layan BeachModerate1.31
Mai Khao BeachModerate1.51
Nai Thon BeachModerate1.61
Nai Yang BeachModerate1.41
Patok Bay (Koh Racha Yai)Moderate2.61
Patong BeachModerate1.52
Sai Kaew BeachModerate1.41
Surin BeachModerate1.42
Ya Nui BeachModerate1.62

Official cases in May

  1. DMCR
    Sai Kaew Beach · หาดไม้ขาว อ.ถลาง จ.ภูเก็ต
    bluebottle (Portuguese man o’ war)
  2. DMCR
    Patok Bay (Koh Racha Yai) · อ่าวปะตก เกาะราชาใหญ่ จ.ภูเก็ต
    bluebottle (Portuguese man o’ war)
  3. DMCR
    Karon Beach · หาดกะรน อ.เมือง จ.ภูเก็ต
    bluebottle (Portuguese man o’ war)
  4. DMCR
    Karon Beach · หาดกะรน อ.เมือง จ.ภูเก็ต
    bluebottle (Portuguese man o’ war)

Jellyfish found here

Phuket: jellyfish month by month

  1. 8%Jan99+January: Usually moderate risk. High risk on 8% of days. Onshore wind on 29% of days. Official warnings: 0. Eyewitness reports: 399.
  2. 15%Feb99+February: Usually moderate risk. High risk on 15% of days. Onshore wind on 33% of days. Official warnings: 0. Eyewitness reports: 288.
  3. 5%Mar499+March: Usually moderate risk. High risk on 5% of days. Onshore wind on 38% of days. Official warnings: 4. Eyewitness reports: 370.
  4. 7%Apr99+April: Usually moderate risk. High risk on 7% of days. Onshore wind on 59% of days. Official warnings: 0. Eyewitness reports: 247.
  5. 34%May499+May: Usually moderate risk. High risk on 34% of days. Onshore wind on 64% of days. Official warnings: 4. Eyewitness reports: 100.
  6. 29%Jun499+June: Usually moderate risk. High risk on 29% of days. Onshore wind on 75% of days. Official warnings: 4. Eyewitness reports: 185.
  7. 16%Jul290July: Usually moderate risk. High risk on 16% of days. Onshore wind on 73% of days. Official warnings: 2. Eyewitness reports: 90.
  8. 23%Aug171August: Usually moderate risk. High risk on 23% of days. Onshore wind on 76% of days. Official warnings: 1. Eyewitness reports: 71.
  9. 12%Sep399+September: Usually moderate risk. High risk on 12% of days. Onshore wind on 75% of days. Official warnings: 3. Eyewitness reports: 165.
  10. 6%Oct94October: Usually moderate risk. High risk on 6% of days. Onshore wind on 67% of days. Official warnings: 0. Eyewitness reports: 94.
  11. 0%Nov52November: Usually low risk. High risk on 0% of days. Onshore wind on 41% of days. Official warnings: 0. Eyewitness reports: 52.
  12. 1%Dec199+December: Usually moderate risk. High risk on 1% of days. Onshore wind on 29% of days. Official warnings: 1. Eyewitness reports: 144.
  • typical level that month
  • bar and % — share of high-risk days
  • nofficial warnings, all years
  • neyewitness reports, all years

Questions and answers

Are there jellyfish in Phuket in May?

May in Phuket is a month of moderate risk. The prevailing west wind of about 3.1 m/s is blowing from the sea onto the beach; mean waves 0.86 m, water 31 °C. Based on 2022–2026 weather the model rates about 34% of days in this month as high risk. Official DMCR jellyfish warnings in May: 4.

Where in Phuket is the jellyfish risk lowest in May?

Based on this month’s weather the risk is lowest at: Koh Aeo, Ao Yon Beach, Koh Mai Thon.

What to do if a jellyfish stings you in Thailand?

Get out of the water. Call 1669 for trouble breathing, chest pain or collapse. Do not rub the sting and do not rinse it with fresh water. If a box jellyfish is possible, pour vinegar over the sting for at least 30 seconds.