Jellyfish in Cha-am
Today no beach in Cha-am has a high jellyfish risk: the highest level is moderate (2 of 2). It is an estimate, not a guarantee: follow beach flags and lifeguards.
Phetchaburi · Gulf of Thailand · 2 beaches in this area. Level is today's estimated risk.

Beaches
Cha-am: jellyfish month by month
- 0%Jan2January: Usually moderate risk. High risk on 0% of days. Onshore wind on 46% of days. Official warnings: 0. Eyewitness reports: 2.
- 9%Feb6February: Usually moderate risk. High risk on 9% of days. Onshore wind on 78% of days. Official warnings: 0. Eyewitness reports: 6.
- 8%Mar4March: Usually moderate risk. High risk on 8% of days. Onshore wind on 95% of days. Official warnings: 0. Eyewitness reports: 4.
- 0%AprApril: Usually low risk. High risk on 0% of days. Onshore wind on 97% of days. Official warnings: 0.
- 0%May2May: Usually low risk. High risk on 0% of days. Onshore wind on 60% of days. Official warnings: 0. Eyewitness reports: 2.
- 1%Jun3June: Usually moderate risk. High risk on 1% of days. Onshore wind on 21% of days. Official warnings: 0. Eyewitness reports: 3.
- 18%Jul3July: Usually moderate risk. High risk on 18% of days. Onshore wind on 16% of days. Official warnings: 0. Eyewitness reports: 3.
- 17%Aug12August: Usually moderate risk. High risk on 17% of days. Onshore wind on 13% of days. Official warnings: 0. Eyewitness reports: 12.
- 8%Sep7September: Usually moderate risk. High risk on 8% of days. Onshore wind on 16% of days. Official warnings: 0. Eyewitness reports: 7.
- 2%Oct22October: Usually moderate risk. High risk on 2% of days. Onshore wind on 20% of days. Official warnings: 0. Eyewitness reports: 22.
- 0%Nov6November: Usually low risk. High risk on 0% of days. Onshore wind on 22% of days. Official warnings: 0. Eyewitness reports: 6.
- 0%Dec9December: Usually low risk. High risk on 0% of days. Onshore wind on 29% of days. Official warnings: 0. Eyewitness reports: 9.
- 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 Cha-am right now?
Today across 2 beaches: moderate — 2. The highest risk is at Cha-am Beach (stronger wind than usual). Jellyfish reports in the last 7 days: 0. It is an estimate, not a guarantee: "no reports" does not mean there are no jellyfish. Check beach flags and follow lifeguards.
When is jellyfish season in Cha-am?
Based on 2022–2026 weather, the risk in Cha-am is most often elevated in July, August, September. Official DMCR warnings nearby: 0.
Which beaches in Cha-am have the lowest risk today?
Lowest estimate today: Puek Tian Beach, Cha-am Beach. It is an estimate, not a guarantee: "no reports" does not mean there are no jellyfish. Check beach flags and follow lifeguards.
Which dangerous jellyfish occur in Cha-am?
Recorded on this coast: Thai box jellyfish (Chironex), Chiropsoides box jellyfish, Morbakka (single-tentacle box jellyfish), Portuguese man o’ war (bluebottle), Sea nettle (fire jellyfish).
What should I do if a jellyfish stings me 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.