What to expect in Siem Reap in April
April is usually the wrong time for Siem Reap: 36° / 24°. Consider January · February instead.
Siem Reap weather in April
Typical conditions in Siem Reap during April, based on long-run climate normals rather than any single year. Treat it as a planning guide, not a forecast.
| Average high | 36°C 97°F |
|---|---|
| Average low | 24°C 75°F |
| Rainfall | Moderate 35/100 |
| Total rainfall | 48 mm1.9 in |
| Daylight | 12 h 26 min |
| How it feels | Hot — midday shade matters |
Average highs sit around 36°C with lows near 24°C. Rainfall is moderate; the odd shower is likely.
Crowds & demand
Crowd levels are Moderate for Siem Reap — manageable crowds at the big attractions.
Prices & value
This month counts as shoulder season: prices close to the yearly average.
What to pack
Lightweight, breathable clothes, strong sun protection and a refillable bottle — highs near 36°C make midday heat the main constraint.
What it costs
Costs in April sit around the yearly average for Siem Reap — neither a bargain nor a squeeze. Booking a few weeks out is usually enough. Compared with the most expensive month of the year, you are looking at roughly 46% less.
Who this month suits
- Anyone travelling on a budget
- People who would rather have space than perfect conditions
- Visitors who want to catch a festival
Events & what’s on
Look out for Khmer New Year while you’re there.
- Khmer New Year — Water fights, sand mounds, and traditional games mark three days of new year celebrations.
Siem Reap in April compared with nearby months
If your dates are flexible by a few weeks, this is what shifting them actually buys you.
| Month | Temp | Crowds | Price | Score |
|---|---|---|---|---|
| February | 33° / 21° | High | $$$ | 46 |
| March | 35° / 23° | Moderate | $$ | 53 |
| April · This month | 36° / 24° | Moderate | $$ | 56 |
| May | 35° / 24° | Low | $ | 60 |
| June | 33° / 24° | Low | $ | 63 |
These months score higher for Siem Reap on the same blend of weather, crowds and price. Same destination, better odds.
Or go somewhere else in April
If the destination is negotiable but the month is not, these places are at their best in April.
Figures are climate normals and modelled estimates — a planning guide, not a forecast. We separate fact, estimate and recommendation. Updated October 2026
