Koh Rong vs Phnom Penh: which is better, month by month
Koh Rong beats Phnom Penh in 10 of 12 months — its lead peaks in April (80 vs 54) — and they are within 3 points in July to August.
Each place is scored under the lens that suits its type — they are different kinds of destination, so the scores are each place at its own best. Comfort is SeasonMap's 0–100 estimate from ERA5 climate normals, not a forecast.
Koh Rong vs Phnom Penh — all 12 months
| Month | Koh Rong | Phnom Penh | Winner | Gap |
|---|---|---|---|---|
| January | 90Ssweltering, a little rain, muggy air | 77Bsweltering, dry | Koh Rong | 13 |
| February | 91Ssweltering, a little rain, muggy air | 74Bsweltering, dry | Koh Rong | 17 |
| March | 85Asweltering, rainy, muggy air | 63Csweltering, dry | Koh Rong | 22 |
| April | 80Asweltering, rainy, muggy air | 54Dsweltering, a little rain | Koh Rong | 26 |
| May | 63Csweltering, soaked, clean air | 48Fsweltering, soaked, muggy air | Koh Rong | 15 |
| June | 60Csweltering, soaked, clean air | 53Dsweltering, soaked, muggy air | Koh Rong | 7 |
| July | 54Dsweltering, soaked, clean air | 56Dsweltering, soaked, clean air | Tie | 2 |
| August | 59Dsweltering, soaked, clean air | 57Dsweltering, soaked, clean air | Tie | 2 |
| September | 51Dsweltering, soaked, clean air | 47Fsweltering, soaked, clean air | Koh Rong | 4 |
| October | 57Dsweltering, soaked, clean air | 50Dsweltering, soaked, muggy air | Koh Rong | 7 |
| November | 76Bsweltering, rainy, clean air | 64Csweltering, rainy, clean air | Koh Rong | 12 |
| December | 88Asweltering, a little rain, clean air | 75Bsweltering, a little rain, clean air | Koh Rong | 13 |
A month is a tie when the two are within 3 points. The widest gap is April (80 vs 54). Tap a month for that month's temperature, rain, humidity and air quality side by side.