Weligama weather in April

April in Weligama: sweltering, soaked, with clean air — fine if you can take 26 rainy days.

Updated September 2026 · climate normals from ERA5 reanalysis

Weligama🇱🇰 Sri Lanka · Sri Lanka & the Maldives · Beach79
  1. 83Jan
  2. 89Feb
  3. 85Mar
  4. 79Apr
  5. 66May
  6. 77Jun
  7. 81Jul
  8. 80Aug
  9. 76Sep
  10. 70Oct
  11. 64Nov
  12. 78Dec

#6 of 12 months in Weligama · #707 of 1413 destinations to visit in April · comfort 79/100 (tier B)

Days
31°C
Nights
26°C
Wet days
26
Sun
10.5 h
Humidity
85%
Daylight
12 h
Weligama, Sri Lanka
Photo: Charith Kodagoda · Pexels

Traveller notes on Weligama in April

Notes from nearby Mirissa (4 km away)

Weligama doesn't have its own notes for April yet — these are about Mirissa, close enough to share the season.

Mirissa-forum threads on April weather call it the last reliably good month on the south coast before the monsoon takes over - calm seas still holding for swimming and beginner surfing, though posters describe it as a genuine shoulder season where conditions can start slipping outside the reef-protected stretches of beach. Showers become more likely after the middle of the month, roughly a month ahead of when the real southwest monsoon breaks, typically arriving as a short afternoon or evening burst rather than an all-day soak. Regulars still rate plenty of sunshine across most days, humidity climbing but not yet unbearable. The standing advice is to front-load a south-coast beach stay for the first half of April if a trip's dates are flexible, since the back half carries noticeably higher odds of a wet afternoon. The record: 31.2C days feeling like a punishing 38C, 25.6C nights, a notably high 169mm across 25.6 days, 85 percent humidity, a 30.3C sea and 10.5 hours of sun.
WeligamaBayAprilRegular · April · 1 month ago · about Mirissa · Read more on Tripadvisor ↗

Other months in Weligama

Sri Lanka's forum notes the southwest monsoon runs May through September, and while some posters described August days as sunny with just the odd late-afternoon shower, the bigger practical issue for Weligama and the rest of the south coast is the sea itself - monsoon swell makes the water genuinely unsafe for swimming outside a handful of reef-protected spots like Hikkaduwa and Unawatuna. Weligama specifically also gets a mention for having murkier water than neighboring beaches due to a nearby river mouth, regardless of season. Despite the rough seas, posters said the town stays lively as a secondary August high season.
SriLankaSouthCoastRegular · August · 1 month ago · Read more on Tripadvisor ↗
Forum posters name November through April as the dry season on this stretch of Sri Lanka's south coast, with February squarely inside it - sunny conditions and calm, clear seas are the norm, good for the area's famous beginner-friendly surf breaks. Posters describe Weligama itself as more of a surf town, while nearby Mirissa offers a reef-protected, calmer swimming option for anyone less interested in the waves - both Weligama and neighboring Ahangama and Midigama stay in surf season through April. Posters consistently recommend the area for beginner surf lessons specifically, with plenty of surf schools and instructors offering both group and one-on-one sessions.
Tripadvisor community · February · 1 month ago · Read more on Tripadvisor ↗

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

Weligama climate normals — April

Daytime high31°C / 88°F🔥 sweltering
Nighttime low26°C / 78°F
Feels like (high)38°C / 100°F
Sea temperature30°C / 87°F♨️ bath-warm
Rainfall169 mm / 6.6 in⛈ soaked
Rainy days26 days
Humidity85%💦 very humid
Dew point25°C / 77°F
Sunshine10.5 h/day
Daylight12.3 h
Wind14 km/h / 9 mph
Air quality (US AQI)50🍃 good

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

Crowds in Weligama in April

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 crowdsSinhala & Tamil New Year, Sinhala & Tamil New Year break in Sri Lanka, school holidays in 3 of the markets that fill it(estimated)

JFMAMJJASOND

Peak crowdsBusyShoulder seasonQuiet

Best months for Weligama'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 weatherWeligama's weather peaks January–March, best around February.

JFMAMJJASOND

Best weatherFair weatherToughest weather

What's on in Weligama in April

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

  • Holiday

    Sinhala & Tamil New Year

    13–14 AprNational holidayClosuresCrowded

    The country stops for two days in mid-April: shops shutter, inter-town buses run a reduced holiday schedule, and households mark the astrological new year with milk-boiling, sweets and traditional games. Restaurant and shop hours around Weligama are unpredictable either side of the holiday. Source ↗

  • Season

    Northeast monsoon surf season

    15 Oct – 1 May · usuallyBook early

    Light offshore winds and small, forgiving waves settle over Weligama Bay from late October to early May, the reason the town became Sri Lanka's beginner surf capital. Board-rental shacks and surf camps run at full capacity through the December-January peak. Source ↗

  • Nature

    Blue whale season off Mirissa

    1 Nov – 30 Apr · usually

    Blue whales work a deep-water canyon a short boat ride from Weligama beach from November to April, with sighting rates of 80-90 percent on calm days during the December-February peak. The southwest monsoon shuts the boats down entirely from June to October. Source ↗

What's on around the world in April →

Nearby, and something's on

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

Where is Weligama?

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Weligama in April — FAQ

Is April a good time to visit Weligama?
April in Weligama: sweltering, soaked, with clean air — fine if you can take 26 rainy days. It ranks #6 of 12 months for Weligama on SeasonMap's comfort score (79/100).
What is the weather like in Weligama in April?
In April, Weligama averages a daily high of 31.1°C and a low of 25.6°C, with about 168.7 mm of rain over roughly 25.6 rainy days.
What is the air quality in Weligama in April?
Weligama has a mean US Air Quality Index of about 50 in April.

Within 300 km: Mirissa's Blue whale season on 1 Nov – 15 Apr, and Nuwara Eliya's The April Season on 1–30 Apr.