Jellyfish at Hat Chao Mai Beach in September
September at Hat Chao Mai Beach is a month of moderate risk. The prevailing west wind of about 3.2 m/s is blowing from the sea onto the beach; mean waves 0.49 m, water 30.1 °C. Based on 2022–2026 weather the model rates about 7% of days in this month as high risk. Official DMCR jellyfish warnings in September: 0.
5-day outlook at Hat Chao Mai Beach →
Weather and sea in September
| Wind | 3.2 m/s, west |
|---|---|
| Onshore wind | 1.8 m/s |
| Waves | 0.49 m |
| Water | 30.1 °C |
| Rain | 332 mm · 24.8 days |
Official cases nearby in September
No official warnings nearby in this month.
Nearby beaches this month
- Koh KradanModerate
- Ao Na Ko (Koh Ngai)Moderate
- Chang Lang BeachModerate
- Hat SanModerate
- Hat Yao (Trang)Moderate
- Koh Lao LiangModerate
Jellyfish found here
Hat Chao Mai: jellyfish month by month
- January: Usually moderate risk. High risk on 0% of days. Onshore wind on 0% of days. Official warnings: 0.
- February: Usually moderate risk. High risk on 0% of days. Onshore wind on 10% of days. Official warnings: 2. Eyewitness reports: 2.
- March: Usually moderate risk. High risk on 1% of days. Onshore wind on 23% of days. Official warnings: 0.
- April: Usually moderate risk. High risk on 15% of days. Onshore wind on 61% of days. Official warnings: 0. Eyewitness reports: 1.
- May: Usually moderate risk. High risk on 24% of days. Onshore wind on 73% of days. Official warnings: 0.
- June: Usually moderate risk. High risk on 12% of days. Onshore wind on 91% of days. Official warnings: 0. Eyewitness reports: 2.
- July: Usually moderate risk. High risk on 2% of days. Onshore wind on 96% of days. Official warnings: 0.
- August: Usually moderate risk. High risk on 1% of days. Onshore wind on 98% of days. Official warnings: 0.
- September: Usually moderate risk. High risk on 7% of days. Onshore wind on 95% of days. Official warnings: 0.
- October: Usually low risk. High risk on 0% of days. Onshore wind on 52% of days. Official warnings: 0.
- November: Usually moderate risk. High risk on 0% of days. Onshore wind on 18% of days. Official warnings: 0.
- December: Usually low risk. High risk on 0% of days. Onshore wind on 0% 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 at Hat Chao Mai Beach in September?
September at Hat Chao Mai Beach is a month of moderate risk. The prevailing west wind of about 3.2 m/s is blowing from the sea onto the beach; mean waves 0.49 m, water 30.1 °C. Based on 2022–2026 weather the model rates about 7% 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.




