Anuradhapura weather in May

May in Anuradhapura: sweltering, rainy, with clean air — a gamble, with 19 rainy days.

Updated September 2026 · climate normals from ERA5 reanalysis

Anuradhapura🇱🇰 Sri Lanka · Sri Lanka & the Maldives · City58
  1. 72Jan
  2. 75Feb
  3. 67Mar
  4. 56Apr
  5. 58May
  6. 69Jun
  7. 68Jul
  8. 68Aug
  9. 66Sep
  10. 53Oct
  11. 47Nov
  12. 63Dec

#9 of 12 months in Anuradhapura · #1188 of 1413 destinations to visit in May · comfort 58/100 (tier D)

Days
34°C
Nights
25°C
Wet days
19
Sun
9.8 h
Humidity
81%
Daylight
13 h
Anuradhapura, Sri Lanka
Photo: Roshan Kumara · Pexels

Traveller notes on Anuradhapura in May

Other months in Anuradhapura

Forum posters describe August as generally sunny across Sri Lanka's Cultural Triangle, where Anuradhapura sits, with mornings typically clear and just an occasional late-afternoon or evening shower. Posters recommend basing in nearby Habarana for day trips covering Anuradhapura, Polonnaruwa, Dambulla and Sigiriya, describing the region as reliably warm and sunny this time of year. Posters are direct that this favorable Cultural Triangle pattern contrasts with the southwest monsoon (May-September) affecting Sri Lanka's south and west coasts, including Colombo and Galle, where posters instead recommend the east coast (Trincomalee, Pasikuda, Arugam Bay) as the better beach alternative during the same window. Posters generally rate August as a genuinely good time for Anuradhapura and the wider Cultural Triangle, distinctly better than the monsoon-affected southwest coast at the same time of year.
Tripadvisor community · August · 1 month ago · Read more on Tripadvisor ↗
Forum posters call February one of Sri Lanka's driest and sunniest months island-wide, though they're careful to add that rain isn't unheard of even in the best months and can turn up unpredictably. For visiting the ancient city itself, posters recommend timing around the heat rather than the rain - early morning and after 4pm are named as the most comfortable windows for walking the ruins, with midday best avoided regardless of season. One scheduling tip specific to the site: checking the Poya (full moon) calendar and avoiding those days, since local pilgrims flock to the sacred sites in much larger numbers than usual.
Tripadvisor community · February · 1 month ago · Read more on Tripadvisor ↗

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Anuradhapura climate normals — May

Daytime high34°C / 93°F🔥 sweltering
Nighttime low25°C / 77°F
Feels like (high)38°C / 100°F
Rainfall149 mm / 5.9 in🌧 rainy
Rainy days19 days
Humidity81%💦 very humid
Dew point24°C / 76°F
Sunshine9.8 h/day
Daylight12.5 h
Wind19 km/h / 12 mph
Air quality (US AQI)43🍃 good

Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.

Crowds in Anuradhapura in May

How busy the place itself is — school and mass holidays, the months an editor tagged, and how sought-after the weather makes them. Never part of the comfort score.

BusyPoya days, school holidays in 2 of the markets that fill it(estimated)

JFMAMJJASOND

Peak crowdsBusyShoulder seasonQuiet

Best months for Anuradhapura's weather

Ranked by this destination's own climate comfort score across the year — a different thing from how busy it gets (see Crowds above).

Fair weatherAnuradhapura's best weather comes in January, February and June — separate windows, not one continuous season.

JFMAMJJASOND

Best weatherFair weatherToughest weather

What's on in Anuradhapura in May

Recurring seasonal events, natural spectacles, closures and holidays — curated and sourced.

  • Rule

    Poya days

    1 Jan – 31 DecClosuresCrowded

    Every full moon is a civil holiday: shops shut and the sale of alcohol and meat is prohibited islandwide. Thirteen or fourteen a year, and the sacred city is at its fullest of white-clad pilgrims on each of them. Source ↗

What's on around the world in May →

Nearby, and something's on

Within 300 km of Anuradhapura — a day trip or a short hop — with something on this month. Never part of the comfort score.

Where is Anuradhapura?

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Anuradhapura in May — FAQ

Is May a good time to visit Anuradhapura?
May in Anuradhapura: sweltering, rainy, with clean air — a gamble, with 19 rainy days. It ranks #9 of 12 months for Anuradhapura on SeasonMap's comfort score (58/100).
What is the weather like in Anuradhapura in May?
In May, Anuradhapura averages a daily high of 33.7°C and a low of 25.1°C, with about 149.1 mm of rain over roughly 18.7 rainy days.
What is the air quality in Anuradhapura in May?
Anuradhapura has a mean US Air Quality Index of about 43 in May.

Within 300 km: Trincomalee's Blue and sperm whale season around 1 May – 15 Oct, and Nuwara Eliya's Adam's Peak pilgrimage season around 5 Dec – 10 May.