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Koh Rong plankton in March 2027: darkest nights

Swim off Long Set Beach or from night boat trips on Koh Rong Samloem. Year-round; best in the dry season.

19 pitch-dark nights, 19 dark nights

New moon Mon 8 Mar · Full moon Mon 22 Mar

Night by night, March 2027

NightMoon20:0022:00Best
Mon 1 Mar 37%●●●●●●●●●●20:00
Tue 2 Mar 28%●●●●●●●●●●20:00
Wed 3 Mar 20%●●●●●●●●●●20:00
Thu 4 Mar 13%●●●●●●●●●●20:00
Fri 5 Mar 7%●●●●●●●●●●20:00
Sat 6 Mar 3%●●●●●●●●●●20:00
Sun 7 Mar 1%●●●●●●●●●●20:00
Mon 8 Mar 0%●●●●●●●●●●20:00
Tue 9 Mar 2%●●●●●●●●●●20:00
Wed 10 Mar 5%●●●●●●●●●●20:00
Thu 11 Mar 11%●●●●●●●●●●22:00
Fri 12 Mar 19%●●●●●●●●●●22:00
Sat 13 Mar 29%●●●●●●●●●●22:00
Sun 14 Mar 40%●●●●●●●●●●22:00
Mon 15 Mar 51%●●●●●●●●●●22:00
Tue 16 Mar 63%●●●●●●●●●●22:00
Wed 17 Mar 74%●●●●●●●●●●20:00
Thu 18 Mar 84%●●●●●●●●●●20:00
Fri 19 Mar 91%●●●●●●●●●●20:00
Sat 20 Mar 97%●●●●●●●●●●20:00
Sun 21 Mar 99%●●●●●●●●●●20:00
Mon 22 Mar 100%●●●●●●●●●●20:00
Tue 23 Mar 98%●●●●●●●●●●20:00
Wed 24 Mar 93%●●●●●●●●●●20:00
Thu 25 Mar 87%●●●●●●●●●●20:00
Fri 26 Mar 80%●●●●●●●●●●20:00
Sat 27 Mar 72%●●●●●●●●●●20:00
Sun 28 Mar 63%●●●●●●●●●●20:00
Mon 29 Mar 53%●●●●●●●●●●20:00
Tue 30 Mar 44%●●●●●●●●●●20:00
Wed 31 Mar 35%●●●●●●●●●●20:00

Check one night in detail Koh Rong plankton tours

Questions

What are the best nights to see the bioluminescence at Koh Rong plankton in March 2027?

The darkest nights are Mon 1 Mar, Tue 2 Mar, Wed 3 Mar, Thu 4 Mar, Fri 5 Mar, Sat 6 Mar, Sun 7 Mar, Mon 8 Mar, Tue 9 Mar, Wed 10 Mar and more. 19 of 31 nights score at least 4 out of 5.

Which nights should I avoid in March 2027?

Avoid the nights around the full moon on Mon 22 Mar, when moonlight washes out the glow.

20:00 or 22:00: which Koh Rong plankton tour is darker in March?

20:00 is the darker choice on 17 nights; 22:00 is the darker choice on 4 nights.

Koh Rong plankton darkness by month

Darkness score 1-5 per tour slot from twilight and moonlight. Weather and plankton health are not included. Times are local (Asia/Phnom_Penh).