Jellyfish in Koh Chang in September

September in Koh Chang is a month of moderate risk. The prevailing west wind of about 3 m/s is blowing from the sea onto the beach; mean waves 0.69 m, water 29.6 °C. Based on 2022–2026 weather the model rates about 30% of days in this month as high risk. Official DMCR jellyfish warnings in September: 0.

Typical risk this monthModerate
  • Low 1%
  • Moderate 70%
  • High 19%
  • Very high 11%

How the days of this month split by risk level (2022–2026 weather). A typical day is moderate; 30% of days are high or very high.

Risk in Koh Chang today →

Weather and sea in September

Wind3 m/s, west
Onshore wind2 m/s
Waves0.69 m
Water29.6 °C
Rain610 mm · 29.4 days

Beaches this month

BeachesTypical riskOnshore windDMCR
Klong Kloi BeachModerate10
Klong Prao BeachModerate2.20
Lonely Beach (Tha Nam)Moderate2.20
Long Beach (Hat Sai Yao, Koh Chang)Moderate2.20
White Sand Beach (Koh Chang)Moderate2.10
Bailan BayModerate20
Kai Bae BeachModerate20

Official cases in September

No official warnings nearby in this month.

Jellyfish found here

Koh Chang: jellyfish month by month

  1. January: Usually moderate risk. High risk on 0% of days. Onshore wind on 39% of days. Official warnings: 0. Eyewitness reports: 4.
  2. February: Usually moderate risk. High risk on 8% of days. Onshore wind on 70% of days. Official warnings: 0. Eyewitness reports: 4.
  3. March: Usually moderate risk. High risk on 13% of days. Onshore wind on 78% of days. Official warnings: 0. Eyewitness reports: 11.
  4. April: Usually low risk. High risk on 0% of days. Onshore wind on 73% of days. Official warnings: 0. Eyewitness reports: 7.
  5. May: Usually moderate risk. High risk on 0% of days. Onshore wind on 74% of days. Official warnings: 0. Eyewitness reports: 2.
  6. June: Usually moderate risk. High risk on 30% of days. Onshore wind on 99% of days. Official warnings: 0.
  7. July: Usually moderate risk. High risk on 42% of days. Onshore wind on 96% of days. Official warnings: 0. Eyewitness reports: 6.
  8. August: Usually moderate risk. High risk on 48% of days. Onshore wind on 98% of days. Official warnings: 0.
  9. September: Usually moderate risk. High risk on 30% of days. Onshore wind on 90% of days. Official warnings: 0.
  10. October: Usually moderate risk. High risk on 22% of days. Onshore wind on 31% of days. Official warnings: 0. Eyewitness reports: 23.
  11. November: Usually moderate risk. High risk on 0% of days. Onshore wind on 10% of days. Official warnings: 0. Eyewitness reports: 23.
  12. December: Usually low risk. High risk on 1% of days. Onshore wind on 10% of days. Official warnings: 0.
  • 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 Chang in September?

September in Koh Chang is a month of moderate risk. The prevailing west wind of about 3 m/s is blowing from the sea onto the beach; mean waves 0.69 m, water 29.6 °C. Based on 2022–2026 weather the model rates about 30% of days in this month as high risk. Official DMCR jellyfish warnings in September: 0.

Where in Koh Chang is the jellyfish risk lowest in September?

Based on this month’s weather the risk is lowest at: Klong Kloi Beach, Klong Prao Beach, Lonely Beach (Tha Nam).

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.