Jellyfish at Chang Lang Beach in December
December at Chang Lang Beach is usually a calm month. The prevailing north-east wind of about 3 m/s is blowing offshore; mean waves 0.24 m, water 29.1 °C. Based on 2022–2026 weather the model rates about 0% of days in this month as high risk. Official DMCR jellyfish warnings in December: 0.
5-day outlook at Chang Lang Beach →
Weather and sea in December
| Wind | 3 m/s, north-east |
|---|---|
| Onshore wind | -2.5 m/s |
| Waves | 0.24 m |
| Water | 29.1 °C |
| Rain | 150 mm · 17 days |
Official cases nearby in December
No official warnings nearby in this month.
Nearby beaches 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.
Chang Lang Beach: jellyfish month by month
- January: Usually moderate risk. High risk on 0% of days. Onshore wind on 4% of days. Official warnings: 0.
- February: Usually moderate risk. High risk on 0% of days. Onshore wind on 14% of days. Official warnings: 3.
- 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 17% of days. Onshore wind on 63% of days. Official warnings: 0.
- May: Usually moderate risk. High risk on 27% of days. Onshore wind on 69% of days. Official warnings: 0.
- June: Usually moderate risk. High risk on 11% of days. Onshore wind on 89% of days. Official warnings: 1.
- July: Usually moderate risk. High risk on 0% of days. Onshore wind on 97% of days. Official warnings: 0.
- August: Usually moderate risk. High risk on 1% of days. Onshore wind on 96% of days. Official warnings: 0.
- September: Usually moderate risk. High risk on 6% of days. Onshore wind on 96% of days. Official warnings: 0.
- October: Usually low risk. High risk on 0% of days. Onshore wind on 61% of days. Official warnings: 0.
- November: Usually moderate risk. High risk on 0% of days. Onshore wind on 21% of days. Official warnings: 0.
- December: Usually low risk. High risk on 0% of days. Onshore wind on 1% 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 Chang Lang Beach in December?
December at Chang Lang Beach is usually a calm month. The prevailing north-east wind of about 3 m/s is blowing offshore; mean waves 0.24 m, water 29.1 °C. Based on 2022–2026 weather the model rates about 0% of days in this month as high risk. Official DMCR jellyfish warnings in December: 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.




