Jellyfish in Koh Tao in December

December in Koh Tao is a month of moderate risk. The prevailing north-east wind of about 5.7 m/s is blowing offshore; mean waves 0.64 m, water 28.3 °C. Based on 2022–2026 weather the model rates about 5% of days in this month as high risk. Official DMCR jellyfish warnings in December: 0.

Typical risk this monthModerate
  • Low 15%
  • Moderate 80%
  • High 5%
  • Very high 0%

How the days of this month split by risk level (2022–2026 weather). A typical day is moderate; 5% of days are high or very high.

Risk in Koh Tao today →

Weather and sea in December

Wind5.7 m/s, north-east
Onshore wind-3 m/s
Waves0.64 m
Water28.3 °C
Rain144 mm · 12 days

Beaches this month

BeachesTypical riskOnshore windDMCR
Chalok Baan Kao BayModerate-4.80
Koh Nang YuanModerate-4.60
Sairee BeachModerate-3.50
Shark Bay (Ao Thian Og)Moderate-4.40
Tanote BayModerate2.30

Official cases in December

No official warnings nearby in this month.

Jellyfish found here

Koh Tao: jellyfish month by month

  1. January: Usually moderate risk. High risk on 0% of days. Onshore wind on 27% of days. Official warnings: 0. Eyewitness reports: 7.
  2. February: Usually moderate risk. High risk on 4% of days. Onshore wind on 38% of days. Official warnings: 0. Eyewitness reports: 2.
  3. March: Usually moderate risk. High risk on 7% of days. Onshore wind on 51% of days. Official warnings: 0. Eyewitness reports: 3.
  4. April: Usually moderate risk. High risk on 0% of days. Onshore wind on 62% of days. Official warnings: 0. Eyewitness reports: 3.
  5. May: Usually moderate risk. High risk on 0% of days. Onshore wind on 67% of days. Official warnings: 0.
  6. June: Usually moderate risk. High risk on 0% of days. Onshore wind on 80% of days. Official warnings: 0. Eyewitness reports: 2.
  7. July: Usually moderate risk. High risk on 17% of days. Onshore wind on 79% of days. Official warnings: 0. Eyewitness reports: 1.
  8. August: Usually moderate risk. High risk on 10% of days. Onshore wind on 80% of days. Official warnings: 0. Eyewitness reports: 7.
  9. September: Usually moderate risk. High risk on 4% of days. Onshore wind on 77% of days. Official warnings: 0. Eyewitness reports: 4.
  10. October: Usually moderate risk. High risk on 13% of days. Onshore wind on 47% of days. Official warnings: 0. Eyewitness reports: 3.
  11. November: Usually moderate risk. High risk on 8% of days. Onshore wind on 29% of days. Official warnings: 0. Eyewitness reports: 3.
  12. December: Usually moderate risk. High risk on 5% of days. Onshore wind on 19% of days. Official warnings: 0. Eyewitness reports: 3.
  • Low
  • Moderate
  • High
  • Very high

Colour shows the typical risk level that month; the number is the share of high-risk days. Warnings and sightings are in each month’s tooltip.

Questions and answers

Are there jellyfish in Koh Tao in December?

December in Koh Tao is a month of moderate risk. The prevailing north-east wind of about 5.7 m/s is blowing offshore; mean waves 0.64 m, water 28.3 °C. Based on 2022–2026 weather the model rates about 5% of days in this month as high risk. Official DMCR jellyfish warnings in December: 0.

Where in Koh Tao is the jellyfish risk lowest in December?

Based on this month’s weather the risk is lowest at: Chalok Baan Kao Bay, Koh Nang Yuan, Sairee Beach.

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.