Climate · Asia
Siem Reap climate, year-round
Cambodia · Tropical monsoon · Updated May 2026
Best months
Nov · Dec · Jan · Feb · Mar
Best for: Angkor-adjacent nomads who plan around the May–October wet season.
Year at a glance
Cells coloured by typical daytime average temperature. ★ = best months for nomads.
Jan
26°C
68%
0mm
Feb
28°C
65%
0mm
Mar
29°C
65%
1mm
Apr
30°C
70%
2mm
May
30°C
78%
5mm
Jun
29°C
82%
6mm
Jul
28°C
85%
7mm
Aug
28°C
85%
8mm
Sep
27°C
85%
9mm
Oct
27°C
82%
7mm
Nov
26°C
75%
3mm
Dec
25°C
70%
1mm
Summer peak
30°C
April · 70% humidity
Winter low
25°C
December · 70% humidity
Climate type
Tropical monsoon
Moderate summers, Moderate winters
Field notes
Same monsoon pattern as Phnom Penh, slightly drier in the cool-dry months. Cool-dry (Nov–Feb) is the postcard window for Angkor visits. April is the worst month: peak heat (35°C+) and stagnation. Wet season (May–Oct) brings real flooding to the lower-lying neighborhoods.
Visa for nomads
High nomad-friendlyPathway
Extendable tourist
Program
—
Typical max stay
12 months
E-class business visa extendable indefinitely in-country with no real income proof — one of the easiest long-stay setups in SE Asia.
Editorial summary, not legal advice. Verify with the relevant consulate before applying — visa programs change with little notice.
Cost of living in Siem Reap: ~$980/mo
Mid-tier monthly across rent, food, transport, utilities, and coworking.
Cities with a similar climate
Editorial estimates aggregated from public climatological summaries — typical monthly averages, not forecasts. Treat as order-of-magnitude. Microclimate, altitude, and recent extreme weather can swing these values significantly.