Jellyfish at Patok Bay (Koh Racha Yai) Beach in March
March at Patok Bay (Koh Racha Yai) Beach is a month of moderate risk. The prevailing north-east wind of about 4.5 m/s is blowing offshore; mean waves 0.43 m, water 29.8 °C. Based on 2022–2026 weather the model rates about 4% of days in this month as high risk. Official DMCR jellyfish warnings in March: 1.
5-day outlook at Patok Bay (Koh Racha Yai) Beach →
Weather and sea in March
| Wind | 4.5 m/s, north-east |
|---|---|
| Onshore wind | -1.4 m/s |
| Waves | 0.43 m |
| Water | 29.8 °C |
| Rain | 76 mm · 12.2 days |
Official cases nearby in March
- DMCRPatok Bay (Koh Racha Yai) · อ่าวสยาม เกาะราชาใหญ่ จ.ภูเก็ต
Nearby beaches this month
- Bang Tao BeachModerate
- Kalim BeachModerate
- Karon Noi Beach (Relax Bay)Moderate
- Kata BeachModerate
- Koh AeoModerate
- Laem Singh BeachModerate
Jellyfish found here
This is the dry-season jellyfish period: large rhizostome jellyfish, lilac medusae and stinging plankton. Bluebottles are rare on the Andaman coast at this time.
Patok Bay (Koh Racha Yai): jellyfish month by month
- 16%Jan1January: Usually moderate risk. High risk on 16% of days. Onshore wind on 7% of days. Official warnings: 0. Eyewitness reports: 1.
- 31%FebFebruary: Usually moderate risk. High risk on 31% of days. Onshore wind on 14% of days. Official warnings: 0.
- 4%Mar11March: Usually moderate risk. High risk on 4% of days. Onshore wind on 21% of days. Official warnings: 1. Eyewitness reports: 1.
- 9%Apr1April: Usually moderate risk. High risk on 9% of days. Onshore wind on 65% of days. Official warnings: 0. Eyewitness reports: 1.
- 41%May1May: Usually moderate risk. High risk on 41% of days. Onshore wind on 72% of days. Official warnings: 1.
- 33%Jun11June: Usually moderate risk. High risk on 33% of days. Onshore wind on 93% of days. Official warnings: 1. Eyewitness reports: 1.
- 23%Jul1July: Usually moderate risk. High risk on 23% of days. Onshore wind on 94% of days. Official warnings: 0. Eyewitness reports: 1.
- 29%AugAugust: Usually moderate risk. High risk on 29% of days. Onshore wind on 95% of days. Official warnings: 0.
- 8%Sep14September: Usually moderate risk. High risk on 8% of days. Onshore wind on 95% of days. Official warnings: 1. Eyewitness reports: 4.
- 5%OctOctober: Usually moderate risk. High risk on 5% of days. Onshore wind on 80% of days. Official warnings: 0.
- 1%NovNovember: Usually moderate risk. High risk on 1% of days. Onshore wind on 32% of days. Official warnings: 0.
- 10%DecDecember: Usually moderate risk. High risk on 10% of days. Onshore wind on 9% of days. Official warnings: 0.
- 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 Patok Bay (Koh Racha Yai) Beach in March?
March at Patok Bay (Koh Racha Yai) Beach is a month of moderate risk. The prevailing north-east wind of about 4.5 m/s is blowing offshore; mean waves 0.43 m, water 29.8 °C. Based on 2022–2026 weather the model rates about 4% of days in this month as high risk. Official DMCR jellyfish warnings in March: 1.
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.




