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

In December, Phnom Penh averages 31°C high / 24°C low with about 39 mm of rain; Siem Reap averages 31°C high / 22°C low with about 25 mm.

Phnom Penh vs Siem Reap in December

Phnom Penh and Siem Reap are nearly tied in December — 75 vs 78 on SeasonMap's comfort score. Phnom Penh is sweltering, a little rain, clean air; Siem Reap is sweltering, dry, clean air.

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

	🇰🇭 Phnom Penh	🇰🇭 Siem Reap
Comfort score	75/100 (B)	78/100 (B)
Feels-like high	34°C	34°C
Avg high / low	31° / 24°	31° / 22°
Rainfall	39 mm	25 mm
Rainy days	6	4
Humidity	72%	69%
Air quality (AQI)	48	38

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

Month by month

Phnom Penh vs Siem Reap in December — FAQ

Is December better in Phnom Penh or Siem Reap?: Phnom Penh and Siem Reap are nearly tied in December — 75 vs 78 on SeasonMap's comfort score. Phnom Penh is sweltering, a little rain, clean air; Siem Reap is sweltering, dry, clean air.
What is the weather like in Phnom Penh vs Siem Reap in December?: In December, Phnom Penh averages 31°C high / 24°C low with about 39 mm of rain; Siem Reap averages 31°C high / 22°C low with about 25 mm.