Beau Vallon (Mahé) weather by month

The best time to visit Beau Vallon (Mahé) is July, August and October — 88/100 in August, 28°C and 12 rainy days. The best season is the dry season, June to August (86/100 on average).

The worst month is December at 68/100 — sweltering, soaked, clean air. See December →

Updated September 2026 · climate normals from ERA5 reanalysis

Planning the wider trip? Best time to visit Seychelles →

Beau Vallon🇸🇨 Seychelles · Indian Ocean Islands · Beach88
  1. 69Jan
  2. 80Feb
  3. 84Mar
  4. 81Apr
  5. 74May
  6. 84Jun
  7. 86Jul
  8. 88Aug
  9. 78Sep
  10. 85Oct
  11. 78Nov
  12. 68Dec

Best season: June to August (86/100 on average) · worst December (68/100)

Days
28°C
Nights
24°C
Wet days
12
Sun
10.5 h
Humidity
84%
Daylight
12 h
Beau Vallon, Seychelles
Photo: Matteo Parisi · Pexels

Beau Vallon, month by month

Comfort score out of 100 for the kind of trip Beau Vallon 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
Jan69C30°C21 d10 hBusy1
Feb80A30°C14 d10 hShoulder—
Mar84A31°C15 d11 hShoulder—
Apr81A31°C19 d10 hShoulder1
May74B31°C21 d10 hQuiet2
Jun84A30°C17 d10 hShoulder1
Jul86A28°C14 d10 hBusy1
Aug88A28°C12 d11 hBusy2
Sep78B29°C16 d10 hShoulder2
Oct85A30°C15 d11 hBusy2
Nov78B30°C17 d11 hShoulder—
Dec68C30°C23 d10 hBusy1

What's on in Beau Vallon through the year

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

April
  • Calm seas between the monsoons1 Apr – 15 May (usually)Season
May
  • Southeast trades1 May – 30 SepSeason
August
  • Whale sharks off the bay1 Aug – 31 Oct (usually)Nature
October
  • Festival Kreol1–31 Oct (usually)Festival
December
  • Festive season peak15 Dec – 10 JanHoliday

Crowds in Beau Vallon in August

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.

Busyschool holidays in 4 of the markets that fill it, one of its best months for weather(estimated)

JFMAMJJASOND

Peak crowdsBusyShoulder seasonQuiet

Traveller notes on Beau Vallon

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

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.