Best time to visit Siem Reap: November–February.
Want the full guide? Get a PDF with the seasonal breakdown for Siem Reap — free.
November–February is the best window to visit Siem Reap. The cool, dry season — the most comfortable conditions for exploring Angkor Wat.
March–May is the stretch to avoid if possible. The hottest stretch of the year, often exceeding 95°F before the rains arrive.
Not necessarily — weather and crowd timing don't always match the cheapest airfare windows. Check our Best Time to Book Flights tool separately for pricing.
Usually yes — the weeks just before or after Siem Reap's best window often have nearly as good weather with noticeably fewer crowds and lower prices.