Beau Vallon (Mahé) weather in April

April in Beau Vallon: sweltering, rainy, with clean air — fine if you can take 19 rainy days.

Updated September 2026 · climate normals from ERA5 reanalysis

Beau Vallon🇸🇨 Seychelles · Indian Ocean Islands · Beach81
  1. 69Jan
  2. 80Feb
  3. 84Mar
  4. 81Apr
  5. 74May
  6. 84Jun
  7. 86Jul
  8. 88Aug
  9. 78Sep
  10. 85Oct
  11. 78Nov
  12. 68Dec

#6 of 12 months in Beau Vallon · #542 of 1413 destinations to visit in April · comfort 81/100 (tier A)

Days
31°C
Nights
26°C
Wet days
19
Sun
10.3 h
Humidity
79%
Daylight
12 h
Beau Vallon, Seychelles
Photo: Matteo Parisi · Pexels

Traveller notes on Beau Vallon in April

Notes from nearby Praslin (48 km away)

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

Seychelles-forum threads on April weather (numbers track Praslin directly) call it the calmest and hottest month of the year - technically still inside the wet season by the calendar, but posters describe it as usually sunny with only occasional rain in a good year. April is also singled out as the month the trade winds flip from southeast to northwest, a transition that brings calmer waters and better underwater visibility just as the snorkeling season opens up. One recurring detail from repeat visitors: seaweed shifts by beach this month, some of Praslin's popular stretches staying clear while others pick up more of it. Regulars call April one of the strongest picks of the year for hot, mostly-sunny weather and calm, clear seas. The record: 28.3C days feeling like a sticky 34C, 26.7C nights, 133mm across 17.9 days, 79 percent humidity, a 30.6C sea and 10.4 hours of sun - more rain days than the "usually sunny" framing implies, though the heat and calm seas both check out.
AnseLazioAprilRegular · April · 1 month ago · about Praslin · Read more on Tripadvisor ↗

Other months in Beau Vallon

Seychelles forum threads are consistent that January is the rainiest month of the year, and Beau Vallon specifically - on the northern side of Mahé - tends to see more rain and cloud than the island's southern coast, thanks to the northwest trade winds pushing cloud masses in this time of year. Despite that, posters were clear this isn't monsoon-style all-day rain: a typical day mixes real sunshine with rain showers, and most visitors get at least a few solid beach hours daily even in the wettest stretch. The general advice: expect a genuine mix of sun, cloud and rain rather than betting on either extreme.
MaheIslandNorthRegular · January · 1 month ago · Read more on Tripadvisor ↗
Forum posters describe mid-March visits as mainly sunny and hot with the occasional full rain day mixed in - Seychelles weather is repeatedly called genuinely unpredictable, with posters noting the islands have real micro-climates that can make conditions differ from one side of Mahe to the other, so no forecast covers every variation. The specific seasonal issue for Beau Vallon in March is dead seaweed washing up on the beach, a recurring nuisance posters say clears up by late April into May, when the ocean also turns calmer with better visibility as temperatures and humidity start to ease. For travelers prioritizing clean sand and clear water over slightly warmer conditions, posters suggest that later window is the better trade-off.
Tripadvisor community · March · 1 month ago · Read more on Tripadvisor ↗

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

Beau Vallon climate normals — April

Daytime high31°C / 88°F🔥 sweltering
Nighttime low26°C / 79°F
Feels like (high)37°C / 99°F
Sea temperature30°C / 87°F♨️ bath-warm
Rainfall142 mm / 5.6 in🌧 rainy
Rainy days19 days
Humidity79%💦 very humid
Dew point24°C / 76°F
Sunshine10.3 h/day
Daylight12 h
Wind16 km/h / 10 mph
Air quality (US AQI)18🍃 good

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

Crowds in Beau Vallon 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.

Shoulder seasonschool holidays in 4 of the markets that fill it, an ordinary month(estimated)

JFMAMJJASOND

Peak crowdsBusyShoulder seasonQuiet

Best months for Beau Vallon'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 weatherBeau Vallon's best weather comes in July, August and October — separate windows, not one continuous season.

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Best weatherFair weatherToughest weather

What's on in Beau Vallon in April

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

  • Season

    Calm seas between the monsoons

    1 Apr – 15 May · usuallyDive season

    Between the northwest and southeast monsoons the wind drops and the bay often goes glassy, with the best visibility of the year for diving and snorkelling off the beach. October and November bring a second, similar lull. Source ↗

What's on around the world in April →

Nearby, and something's on

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

Where is Beau Vallon?

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Beau Vallon in April — FAQ

Is April a good time to visit Beau Vallon?
April in Beau Vallon: sweltering, rainy, with clean air — fine if you can take 19 rainy days. It ranks #6 of 12 months for Beau Vallon on SeasonMap's comfort score (81/100).
What is the weather like in Beau Vallon in April?
In April, Beau Vallon averages a daily high of 31.3°C and a low of 25.9°C, with about 141.5 mm of rain over roughly 19.2 rainy days.
What is the air quality in Beau Vallon in April?
Beau Vallon has a mean US Air Quality Index of about 18 in April.

Within 300 km: Praslin's The calm between monsoons around 25 Mar – 10 May.