Jellyfish in Koh Rok in February
February in Koh Rok is a month of moderate risk. The prevailing east wind of about 4.2 m/s is blowing from the sea onto the beach; mean waves 0.32 m, water 29.3 °C. Based on 2022–2026 weather the model rates about 0% of days in this month as high risk. Official DMCR jellyfish warnings in February: 0.
Weather and sea in February
| Wind | 4.2 m/s, east |
|---|---|
| Onshore wind | 2.4 m/s |
| Waves | 0.32 m |
| Water | 29.3 °C |
| Rain | 42 mm · 6.2 days |
Beaches this month
| Beaches | Typical risk | Onshore wind | DMCR |
|---|---|---|---|
| Koh Rok | Moderate | 2.4 | 0 |
Official cases in February
No official warnings nearby in this month.
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.
Koh Rok: jellyfish month by month
- 0%Jan3January: Usually moderate risk. High risk on 0% of days. Onshore wind on 95% of days. Official warnings: 0. Eyewitness reports: 3.
- 0%FebFebruary: Usually moderate risk. High risk on 0% of days. Onshore wind on 82% of days. Official warnings: 0.
- 3%MarMarch: Usually moderate risk. High risk on 3% of days. Onshore wind on 78% of days. Official warnings: 0.
- 17%Apr1April: Usually moderate risk. High risk on 17% of days. Onshore wind on 38% of days. Official warnings: 0. Eyewitness reports: 1.
- 8%MayMay: Usually moderate risk. High risk on 8% of days. Onshore wind on 32% of days. Official warnings: 0.
- 6%JunJune: Usually moderate risk. High risk on 6% of days. Onshore wind on 7% of days. Official warnings: 0.
- 2%JulJuly: Usually moderate risk. High risk on 2% of days. Onshore wind on 5% of days. Official warnings: 0.
- 3%AugAugust: Usually moderate risk. High risk on 3% of days. Onshore wind on 3% of days. Official warnings: 0.
- 4%SepSeptember: Usually moderate risk. High risk on 4% of days. Onshore wind on 3% of days. Official warnings: 0.
- 2%OctOctober: Usually moderate risk. High risk on 2% of days. Onshore wind on 24% of days. Official warnings: 0.
- 3%NovNovember: Usually moderate risk. High risk on 3% of days. Onshore wind on 67% of days. Official warnings: 0.
- 0%DecDecember: Usually low risk. High risk on 0% of days. Onshore wind on 95% 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 in Koh Rok in February?
February in Koh Rok is a month of moderate risk. The prevailing east wind of about 4.2 m/s is blowing from the sea onto the beach; mean waves 0.32 m, water 29.3 °C. Based on 2022–2026 weather the model rates about 0% of days in this month as high risk. Official DMCR jellyfish warnings in February: 0.
Where in Koh Rok is the jellyfish risk lowest in February?
Based on this month’s weather the risk is lowest at: Koh Rok.
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.




