What is the weather like in Phnom Penh vs Sihanoukville in May?

In May, Phnom Penh averages 36°C high / 26°C low with about 160 mm of rain; Sihanoukville averages 30°C high / 27°C low with about 345 mm.

Phnom Penh vs Sihanoukville in May

Sihanoukville is the better pick in May — 63 vs 48 on SeasonMap's comfort score. Sihanoukville is sweltering, soaked, clean air, while Phnom Penh is sweltering, soaked, muggy air.

Phnom Penh vs Sihanoukville — May climate, side by side

	🇰🇭 Phnom Penh	🇰🇭 Sihanoukville
Comfort score	48/100 (F)	63/100 (C)
Feels-like high	42°C	37°C
Avg high / low	36° / 26°	30° / 27°
Rainfall	160 mm	345 mm
Rainy days	23	29
Humidity	77%	82%
Air quality (AQI)	67	41

Monthly climate normals (ERA5 reanalysis). Comfort scores are SeasonMap estimates.

Month by month

Phnom Penh vs Sihanoukville in May — FAQ

Is May better in Phnom Penh or Sihanoukville?: Sihanoukville is the better pick in May — 63 vs 48 on SeasonMap's comfort score. Sihanoukville is sweltering, soaked, clean air, while Phnom Penh is sweltering, soaked, muggy air.
What is the weather like in Phnom Penh vs Sihanoukville in May?: In May, Phnom Penh averages 36°C high / 26°C low with about 160 mm of rain; Sihanoukville averages 30°C high / 27°C low with about 345 mm.