May in Sigiriya averages 32C by day and 25C at night, with 152 mm of rain over about 16 wet days. It is the 4th wettest month of the year. Crowds drop off sharply from the April peak.
What to Expect
| Detail | Info |
|---|---|
| Temperature | 32C by day, 25C at night |
| Rainfall | 152 mm, about 16 wet days |
Averages for 2015 to 2024 from the Open-Meteo weather archive.
Events and Festivals
- Vesak Full Moon Poya (lantern displays across Sri Lanka, including nearby Dambulla)
What to Do This Season
- Quiet early-morning rock climb with few other visitors
- Vesak lantern viewing in Dambulla town
What to Watch Out For
- Afternoon downpours are frequent and heavy
- Steps on the rock can get slippery after rain
What to Wear
Quick-dry clothing and shoes with good tread for wet stone steps.
Is It Worth Visiting Now?
Maybe - inter-monsoon rains bring afternoon storms, but mornings are often clear and crowds thin noticeably.
More on Sigiriya
Flexible on dates? Compare Sigiriya in April and Sigiriya in June. The best time to visit Sigiriya sets all twelve months side by side. For what is open and worth it, see the things to do in Sigiriya. The main Sigiriya page covers costs and transport.
We plan trips to Sigiriya and the rest of Sri Lanka. Tell us your dates and we will put a route together. Our routes are on the tours page.