What is the weather like in Phnom Penh vs Siem Reap in August?

In August, Phnom Penh averages 34°C high / 25°C low with about 176 mm of rain; Siem Reap averages 32°C high / 25°C low with about 154 mm.

Phnom Penh vs Siem Reap in August

Phnom Penh and Siem Reap are nearly tied in August — 57 vs 60 on SeasonMap's comfort score. Phnom Penh is sweltering, soaked, clean air; Siem Reap is sweltering, soaked, clean air.

Phnom Penh vs Siem Reap — August climate, side by side

	🇰🇭 Phnom Penh	🇰🇭 Siem Reap
Comfort score	57/100 (D)	60/100 (C)
Feels-like high	39°C	38°C
Avg high / low	34° / 25°	32° / 25°
Rainfall	176 mm	154 mm
Rainy days	26	23
Humidity	80%	82%
Air quality (AQI)	40	32

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

Month by month

Phnom Penh vs Siem Reap in August — FAQ

Is August better in Phnom Penh or Siem Reap?: Phnom Penh and Siem Reap are nearly tied in August — 57 vs 60 on SeasonMap's comfort score. Phnom Penh is sweltering, soaked, clean air; Siem Reap is sweltering, soaked, clean air.
What is the weather like in Phnom Penh vs Siem Reap in August?: In August, Phnom Penh averages 34°C high / 25°C low with about 176 mm of rain; Siem Reap averages 32°C high / 25°C low with about 154 mm.