Bentota weather by month

The best time to visit Bentota is January to March — 87/100 in February, 30°C and 11 rainy days. The best season is the dry season, December to April (81/100 on average).

The worst month is November at 59/100 — sweltering, soaked, muggy air. See November →

Updated September 2026 · climate normals from ERA5 reanalysis

Planning the wider trip? Best time to visit Sri Lanka →

Bentota🇱🇰 Sri Lanka · Sri Lanka & the Maldives · Beach87
  1. 81Jan
  2. 87Feb
  3. 83Mar
  4. 77Apr
  5. 61May
  6. 72Jun
  7. 76Jul
  8. 74Aug
  9. 70Sep
  10. 63Oct
  11. 59Nov
  12. 75Dec

Best season: December to April (81/100 on average) · worst November (59/100)

Days
30°C
Nights
24°C
Wet days
11
Sun
10.4 h
Humidity
80%
Daylight
12 h
Bentota, Sri Lanka
Photo: Mohan Nannapaneni · Pexels

Bentota, month by month

Comfort score out of 100 for the kind of trip Bentota is best for, the average high, rainy days and hours of sun a day from the climate normals, and how busy it tends to be.

MonthScoreTierHighRainSunCrowdsOn
Jan81A29°C16 d10 hPeak2
Feb87A30°C11 d10 hPeak2
Mar83A30°C18 d10 hPeak2
Apr77B30°C26 d10 hPeak2
May61C29°C30 d9 hQuiet2
Jun72B29°C30 d10 hShoulder2
Jul76B29°C29 d10 hShoulder2
Aug74B28°C29 d10 hBusy2
Sep70B28°C28 d9 hBusy2
Oct63C29°C29 d9 hQuiet1
Nov59D29°C26 d8 hQuiet1
Dec75B29°C20 d9 hPeak2

What's on in Bentota through the year

Festivals, natural spectacles, holidays and the seasons to watch out for — curated and sourced. The month pages carry the detail.

January
  • Poya days1 Jan – 31 DecRule
April
  • Sinhala and Tamil New Year13–16 AprHoliday
May
  • Off-season on the strip15 May – 15 Sep (usually)Season
December
  • Southwest coast beach season1 Dec – 31 Mar (usually)Season

Crowds in Bentota in February

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.

Peak crowdsSouthwest coast beach season, February break in Sri Lanka, school holidays in 2 of the markets that fill it(estimated)

JFMAMJJASOND

Peak crowdsBusyShoulder seasonQuiet

Traveller notes on Bentota

What people who have been say about the place — the year-round notes first, then month by month.

Forum posters place February squarely within Sri Lanka's preferred southwest-coast season (mid-December to mid-April, plus July to mid-September), and call it typically a drier month overall. That said, posters are candid the weather can still flip within a single day - sunny for hours, then an hour or two of genuine downpour - so a light rain jacket is standard advice even during the 'dry' stretch. Wind is described as generally mild in February, with just a light, steady sea breeze rather than the stronger gusts some other months bring, making conditions comfortable for beach time along this stretch of coast.
Tripadvisor community · February · 1 month ago · Read more on Tripadvisor ↗
Bentota forum threads describe August as bright and sunny most mornings, with cloud building through the afternoon and a real chance of showers by evening - not an all-day washout, but genuinely wet stretches happen too, and this coast sees frequent rain days through the month. The monsoon's bigger effect here is on the sea rather than the sky: ocean swimming turns unreliable due to rough surf and strong currents, though Bentota's sheltered lagoon and river keep watersports viable even on rough-ocean days. Forum consensus was that this window is still workable for a trip, just with beach plans built around the lagoon rather than open water.
GalleCoastRegular · August · 1 month ago · Read more on Tripadvisor ↗

Add your own note from Bentota's card on the map.