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Siem Reap
Top activities in Siem Reap
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Siem Reap Weather and climate
Data source：Meteostat
Update date：2025-09
Siem Reap year round climate
- Spring (March–May): Average 84–87°F, hot climate. March and April are drier, with rainfall increasing from May. Common activities: Visiting Angkor Wat, enjoying poolside time. Recommended clothing: Light and breathable clothing, hat, sunglasses.
- Summer (June–August): Average 82–84°F, hot and humid with abundant rainfall. Common activities: Visiting Angkor Wat (prepare for sun and rain), enjoying hotel amenities. Recommended clothing: Light and breathable clothing, rain gear, sunscreen.
- Autumn (September–November): Average 81–82°F, slightly lower temperatures, but still relatively rainy. Common activities: Visiting Angkor Wat, exploring surrounding countryside. Recommended clothing: Light and breathable clothing, rain gear.
- Winter (December–February): Average 78–81°F, relatively cooler temperatures, dry and less rainfall. Common activities: Visiting Angkor Wat, enjoying outdoor activities. Recommended clothing: Light long-sleeved clothing, light jacket.
Siem Reap climatological average
Annual average temperature: approx. 82.4°F / Annual rainfall: approx. 1371 mm / Summer humidity: 75%–85% / Rainiest month: September
Siem Reap monthly average temperature and precipitation
Month
Air temperature (°F)
Precipitation (mm)
January
78.4°F
23.4
February
81.9°F
8.8
March
84.4°F
13.1
April
87.3°F
33.9
May
84.9°F
176.5
June
84.6°F
148.7
July
82.9°F
207
August
83.5°F
194.8
September
82.4°F
265.9
October
82°F
200.2
November
81.9°F
70
December
78.8°F
29.6
Siem Reap weather for the next seven days
10/14
Tuesday
Heavy rain
79.2°F/74.8°F
10/15
Wednesday
Patchy rain nearby
87.7°F/75.6°F
10/16
Thursday
Patchy rain nearby
89.8°F/75.9°F
10/17
Friday
Patchy rain nearby
91.7°F/76.3°F
10/18
Saturday
Patchy rain nearby
88.7°F/76.7°F
10/19
Sunday
Patchy rain nearby
87.8°F/76.7°F
10/20
Monday
Patchy rain nearby
87.5°F/75.5°F
