Siem Reap Weather in August
Cambodia · 30-year monthly averages
⚠️ Challenging time to visit
August in Siem Reap is hot, with average daytime highs around 31°C (88°F) and nighttime lows near 25°C (78°F). Expect roughly 198mm of precipitation, and heavy rainfall is common — this is peak wet season territory.
Avg high
31°C
88°F
Avg low
25°C
78°F
Rainfall
198mm
very wet
Mean temp
28°C
83°F
🎒 What to pack
- breathable summer clothing
- sunscreen, hat and sunglasses
- refillable water bottle
- compact umbrella or rain jacket
August vs the rest of the year
FAQ
- How hot is Siem Reap in August?
- August in Siem Reap is hot, with average daytime highs around 31°C (88°F) and nighttime lows near 25°C (78°F). Expect roughly 198mm of precipitation, and heavy rainfall is common — this is peak wet season territory.
- Does it rain a lot in Siem Reap in August?
- Siem Reap sees around 198mm of precipitation in August on average — very wet by global standards.
- Is August a good time to visit Siem Reap?
- August is a challenging month to visit Siem Reap weather-wise — plan around the conditions.