Phnom Penh Weather in August
Cambodia · 30-year monthly averages
⚠️ Challenging time to visit
August in Phnom Penh is hot, with average daytime highs around 32°C (89°F) and nighttime lows near 25°C (76°F). Expect roughly 199mm of precipitation, and heavy rainfall is common — this is peak wet season territory.
Avg high
32°C
89°F
Avg low
25°C
76°F
Rainfall
199mm
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 Phnom Penh in August?
- August in Phnom Penh is hot, with average daytime highs around 32°C (89°F) and nighttime lows near 25°C (76°F). Expect roughly 199mm of precipitation, and heavy rainfall is common — this is peak wet season territory.
- Does it rain a lot in Phnom Penh in August?
- Phnom Penh sees around 199mm of precipitation in August on average — very wet by global standards.
- Is August a good time to visit Phnom Penh?
- August is a challenging month to visit Phnom Penh weather-wise — plan around the conditions.