July · Cambodia
Best time to visit Phnom Penh in July Weather, crowds & prices
Weather in Phnom Penh in July
Average temperature 27°C, 274 mm of rain, about 23 days with 6+ hours of sunshine and 84% humidity — based on the five most recent complete years of ERA5 data (2021–2025).
July score
3.4/10
Ranked #9 of 12 months
- Avg temp
- 27°C
- Rainfall
- 274 mm
- Humidity
- 84%
- Days with 6h+ sun
- 23
- Crowd Density
- Moderate Crowds
- Average Expenses
- $ · Budget Friendly ($)
July in Phnom Penh scores 3.4/10 for sightseeing and cultural travel - ranked #9 of 12. Expect around 27°C, 274 mm of rain, and roughly 23 days with 6+ hours of sunshine this month.
Phnom Penh pairs royal palaces and a riverfront with sobering museums of the Khmer Rouge years.
July in Phnom Penh — the hardest end of the year
Days in July average 27°C (81°F) and humidity near 84% — front-load outdoor plans before the heat builds and treat the middle of the day as indoor time.
This is the year's wettest stretch at 274 mm, but with about 23 days with 6+ hours of sunshine it is not a total loss; an indoor fallback covers the risk.
That is 3.4/10 on the same scale — 9th of 12 months, versus 8.1/10 for the best month here.
Pack the lightest breathable clothing you own, a hat, and more water than feels necessary, a proper rain shell rather than an umbrella.
Expect low-season pricing, and crowds are moderate.
If your dates are flexible, January is materially better in Phnom Penh — 4.7 points higher on the same scale.
Frequently asked
- What is the weather like in Phnom Penh in July?
- In July, Phnom Penh averages 27°C, 274 mm of rain, and about 23 days with 6+ hours of sunshine. Its climate-comfort score is 3.4/10.
- Is July a good time to visit Phnom Penh?
- July earns a 3.4/10 climate-comfort score. Use the year-round chart to weigh the weather against your budget and crowd preferences.
- How much does it rain in Phnom Penh in July?
- Expect about 274 mm of rain in July. Average humidity is 84% and there are about 23 days with 6+ hours of sunshine.
Curated in Phnom Penh
Tickets & experiences
Things to do in Phnom Penh
Phnom Penh, Cambodia. Live activities and tours from GetYourGuide, matched to this destination.