Phnom Penh weather in March
March is a fair month to visit Phnom Penh: highs of 37°C (99°F) and about 30 mm (1.2 in) of rain on average. Nights average 25°C (77°F) and cloud cover 56% (NASA POWER, 2001–2025 averages). It is the 4th driest month of the year and the warmest. Compared with February, it is warmer and wetter; April brings highs of 37°C (98°F) and 62 mm (2.4 in) of rain.
Is March a good time to visit Phnom Penh?
fair month Weather score 59/100.
March is a fair month in Phnom Penh. The weather is usually best in Nov–Jan.
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Does it rain a lot in Phnom Penh in March?
No, it is usually dry: about 30 mm (1.2 in) falls in an average March. It is the 4th driest month of the year.
How warm is Phnom Penh in March?
Days average 37°C (99°F) and nights 25°C (77°F).
Phnom Penh weather by month
| Month | High | Low | Rain | Cloud | Weather |
|---|---|---|---|---|---|
| January | 34°C (93°F) | 22°C (71°F) | 16 mm | 51% | best |
| February | 36°C (97°F) | 23°C (74°F) | 11 mm | 46% | fair |
| March | 37°C (99°F) | 25°C (77°F) | 30 mm | 56% | fair |
| April | 37°C (98°F) | 26°C (79°F) | 62 mm | 67% | least pleasant |
| May | 34°C (93°F) | 25°C (78°F) | 129 mm | 83% | least pleasant |
| June | 32°C (89°F) | 25°C (76°F) | 190 mm | 85% | least pleasant |
| July | 31°C (87°F) | 24°C (75°F) | 163 mm | 88% | least pleasant |
| August | 30°C (87°F) | 24°C (75°F) | 167 mm | 90% | least pleasant |
| September | 30°C (86°F) | 24°C (75°F) | 190 mm | 90% | least pleasant |
| October | 30°C (86°F) | 24°C (75°F) | 167 mm | 81% | least pleasant |
| November | 31°C (87°F) | 23°C (73°F) | 89 mm | 71% | best |
| December | 32°C (89°F) | 22°C (71°F) | 28 mm | 63% | best |
Sources: 2001–2025 monthly averages from NASA POWER (MERRA-2 reanalysis). Page updated . How we rate months
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