May · Laos
Best time to visit Wat Phou in May Weather, crowds & prices
Weather in Wat Phou in May
Average temperature 29°C, 243 mm of rain, about 21 days with 6+ hours of sunshine and 77% humidity — based on the five most recent complete years of ERA5 data (2021–2025).
May score
3.1/10
Ranked #11 of 12 months
- Avg temp
- 29°C
- Rainfall
- 243 mm
- Humidity
- 77%
- Days with 6h+ sun
- 21
- Crowd Density
- Quiet / Uncrowded
- Average Expenses
- $ · Budget Friendly ($)
May in Wat Phou scores 3.1/10 for sightseeing and cultural travel - ranked #11 of 12. Expect around 29°C, 243 mm of rain, and roughly 21 days with 6+ hours of sunshine this month.
Ruined 10th-century Khmer Hindu temple complex located at the base of Mount Phu Kao overlooking the Mekong.
May in Wat Phou — the hardest end of the year
Days in May average 29°C (84°F) and humidity near 77% — 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 243 mm, but with about 21 days with 6+ hours of sunshine it is not a total loss; an indoor fallback covers the risk.
That is 3.1/10 on the same scale — 11th of 12 months, versus 9/10 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.
Budget for low-season pricing, and crowds are light for this destination.
If your dates are flexible, January is materially better in Wat Phou — 5.9 points higher on the same scale.
Frequently asked
- What is the weather like in Wat Phou in May?
- In May, Wat Phou averages 29°C, 243 mm of rain, and about 21 days with 6+ hours of sunshine. Its climate-comfort score is 3.1/10.
- Is May a good time to visit Wat Phou?
- May earns a 3.1/10 climate-comfort score. Use the year-round chart to weigh the weather against your budget and crowd preferences.
- How much does it rain in Wat Phou in May?
- Expect about 243 mm of rain in May. Average humidity is 77% and there are about 21 days with 6+ hours of sunshine.
Curated in Wat Phou
Tickets & experiences
Things to do in Wat Phou
Wat Phou, Laos. Live activities and tours from GetYourGuide, matched to this destination.