Phnom Penh shows a fairly mild monthly swing: sample heat runs higher around Oct–Dec, softer around Jul–Sep (monthly sample means about 1.0–1.2). Water Festival and wet/dry transitions hit Phnom Penh hardest. Index ≈ each hotel’s off-peak baseline—not a live city-wide rate.
January 2026
2 public holidaysFebruary 2026
No public holidays this month1
2
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28
March 2026
1 public holidaysApril 2026
1 public holidaysMay 2026
4 public holidaysJune 2026
1 public holidaysJuly 2026
No public holidays this month1
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August 2026
No public holidays this month1
2
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September 2026
1 public holidaysOctober 2026
3 public holidaysNovember 2026
2 public holidays · 1 FestivalDecember 2026
1 public holidaysIndex ≈ 1.0 is each hotel’s sample off-peak baseline; shown when >1.2. Sampled reference, not live city-wide rates