Phnom Penh weather in June
June in Phnom Penh: sweltering, soaked, with very humid — a fair time to visit.
#9 of 12 months in Phnom Penh · #531 of 604 destinations to visit in June · comfort 57/100 (tier D)
Updated June 2026 · climate normals from ERA5 reanalysis
Phnom Penh climate normals — June
| Daytime high | 33°C / 91°F | 🔥 sweltering |
|---|---|---|
| Nighttime low | 26°C / 78°F | |
| Feels like (high) | 39°C / 102°F | |
| Rainfall | 158 mm / 6.2 in | ⛈ soaked |
| Rainy days | 24 days | |
| Humidity | 80% | 💦 very humid |
| Dew point | 24°C / 76°F | |
| Sunshine | 10.1 h/day | |
| Daylight | 12.8 h | |
| Wind | 14 km/h / 8 mph | |
| Air quality (US AQI) | 51 | 🙂 moderate |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Phnom Penh in June — FAQ
- Is June a good time to visit Phnom Penh?
- June in Phnom Penh: sweltering, soaked, with very humid — a fair time to visit. It ranks #9 of 12 months for Phnom Penh on SeasonMap's comfort score (57/100).
- What is the weather like in Phnom Penh in June?
- In June, Phnom Penh averages a daily high of 32.6°C and a low of 25.6°C, with about 157.6 mm of rain over roughly 23.8 rainy days.
- What is the air quality in Phnom Penh in June?
- Phnom Penh has a mean US Air Quality Index of about 51 in June.