Jellyfish at Chaweng Beach in September

September at Chaweng Beach is a month of moderate risk. The prevailing west wind of about 3.6 m/s is blowing offshore; mean waves 0.3 m, water 30.3 °C. Based on 2022–2026 weather the model rates about 11% of days in this month as high risk. Official DMCR jellyfish warnings in September: 0.

Typical risk this monthModerate
  • Low 0%
  • Moderate 89%
  • High 11%
  • Very high 0%

How the days of this month split by risk level (2022–2026 weather). A typical day is moderate; 11% of days are high or very high.

5-day outlook at Chaweng Beach →

Weather and sea in September

Wind3.6 m/s, west
Onshore wind-2.3 m/s
Waves0.3 m
Water30.3 °C
Rain149 mm · 22.4 days

Official cases nearby in September

No official warnings nearby in this month.

Nearby beaches this month

Jellyfish found here

Chaweng Beach: jellyfish month by month

  1. 0%Jan4January: Usually low risk. High risk on 0% of days. Onshore wind on 98% of days. Official warnings: 0. Eyewitness reports: 4.
  2. 4%Feb7February: Usually moderate risk. High risk on 4% of days. Onshore wind on 99% of days. Official warnings: 0. Eyewitness reports: 7.
  3. 37%Mar116March: Usually moderate risk. High risk on 37% of days. Onshore wind on 94% of days. Official warnings: 1. Eyewitness reports: 16.
  4. 19%Apr7April: Usually moderate risk. High risk on 19% of days. Onshore wind on 76% of days. Official warnings: 0. Eyewitness reports: 7.
  5. 4%May5May: Usually moderate risk. High risk on 4% of days. Onshore wind on 43% of days. Official warnings: 0. Eyewitness reports: 5.
  6. 0%Jun6June: Usually low risk. High risk on 0% of days. Onshore wind on 6% of days. Official warnings: 0. Eyewitness reports: 6.
  7. 3%Jul127July: Usually moderate risk. High risk on 3% of days. Onshore wind on 6% of days. Official warnings: 1. Eyewitness reports: 27.
  8. 39%Aug40August: Usually moderate risk. High risk on 39% of days. Onshore wind on 5% of days. Official warnings: 0. Eyewitness reports: 40.
  9. 11%Sep21September: Usually moderate risk. High risk on 11% of days. Onshore wind on 7% of days. Official warnings: 0. Eyewitness reports: 21.
  10. 3%Oct11October: Usually moderate risk. High risk on 3% of days. Onshore wind on 34% of days. Official warnings: 0. Eyewitness reports: 11.
  11. 2%Nov8November: Usually moderate risk. High risk on 2% of days. Onshore wind on 77% of days. Official warnings: 0. Eyewitness reports: 8.
  12. 0%Dec3December: Usually low risk. High risk on 0% of days. Onshore wind on 90% of days. Official warnings: 0. Eyewitness reports: 3.
  • typical level that month
  • bar and % — share of high-risk days
  • nofficial warnings, all years
  • neyewitness reports, all years

Jellyfish in Koh Samui in September →

Questions and answers

Are there jellyfish at Chaweng Beach in September?

September at Chaweng Beach is a month of moderate risk. The prevailing west wind of about 3.6 m/s is blowing offshore; mean waves 0.3 m, water 30.3 °C. Based on 2022–2026 weather the model rates about 11% of days in this month as high risk. Official DMCR jellyfish warnings in September: 0.

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.