Jellyfish at Koh Mai Thon Beach in May
May at Koh Mai Thon Beach is a month of moderate risk. The prevailing west wind of about 4.4 m/s is blowing offshore; mean waves 0.66 m, water 31.2 °C. Based on 2022–2026 weather the model rates about 17% of days in this month as high risk. Official DMCR jellyfish warnings in May: 0.
5-day outlook at Koh Mai Thon Beach →
Weather and sea in May
| Wind | 4.4 m/s, west |
|---|---|
| Onshore wind | -2.3 m/s |
| Waves | 0.66 m |
| Water | 31.2 °C |
| Rain | 253 mm · 26 days |
Official cases nearby in May
No official warnings nearby in this month.
Nearby beaches this month
- Koh AeoModerate
- Ao Yon BeachModerate
- Laem Phanwa BeachModerate
- Long Beach (Coral Island / Koh Hey)Moderate
- Rawai BeachModerate
- Siam Bay (Koh Racha Yai)Moderate
Jellyfish found here
Koh Mai Thon: jellyfish month by month
- 2%Jan1January: Usually moderate risk. High risk on 2% of days. Onshore wind on 95% of days. Official warnings: 0. Eyewitness reports: 1.
- 11%Feb2February: Usually moderate risk. High risk on 11% of days. Onshore wind on 90% of days. Official warnings: 0. Eyewitness reports: 2.
- 4%Mar213March: Usually moderate risk. High risk on 4% of days. Onshore wind on 80% of days. Official warnings: 2. Eyewitness reports: 13.
- 9%AprApril: Usually moderate risk. High risk on 9% of days. Onshore wind on 41% of days. Official warnings: 0.
- 17%MayMay: Usually moderate risk. High risk on 17% of days. Onshore wind on 30% of days. Official warnings: 0.
- 24%Jun1June: Usually moderate risk. High risk on 24% of days. Onshore wind on 6% of days. Official warnings: 1.
- 22%JulJuly: Usually moderate risk. High risk on 22% of days. Onshore wind on 5% of days. Official warnings: 0.
- 36%AugAugust: Usually moderate risk. High risk on 36% of days. Onshore wind on 5% of days. Official warnings: 0.
- 15%SepSeptember: Usually moderate risk. High risk on 15% of days. Onshore wind on 5% of days. Official warnings: 0.
- 3%OctOctober: Usually moderate risk. High risk on 3% of days. Onshore wind on 25% of days. Official warnings: 0.
- 0%NovNovember: Usually moderate risk. High risk on 0% of days. Onshore wind on 70% of days. Official warnings: 0.
- 0%Dec1December: Usually moderate risk. High risk on 0% of days. Onshore wind on 92% of days. Official warnings: 1.
- 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 at Koh Mai Thon Beach in May?
May at Koh Mai Thon Beach is a month of moderate risk. The prevailing west wind of about 4.4 m/s is blowing offshore; mean waves 0.66 m, water 31.2 °C. Based on 2022–2026 weather the model rates about 17% of days in this month as high risk. Official DMCR jellyfish warnings in May: 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.




