September · Mauritius
Best time to visit Trou aux Biches in September Weather, crowds & prices
Weather in Trou aux Biches in September
Average temperature 23°C, 17 mm of rain, about 26 days with 6+ hours of sunshine and 75% humidity — based on the five most recent complete years of ERA5 data (2021–2025).
September score
9.8/10
Ranked #1 of 12 months
- Avg temp
- 23°C
- Rainfall
- 17 mm
- Humidity
- 75%
- Days with 6h+ sun
- 26
- Crowd Density
- Moderate Crowds
- Average Expenses
- $$$ · Peak Season Rates ($$$)
September in Trou aux Biches scores 9.8/10 for beach and coastal travel - the single best month of the year. Expect around 23°C, 17 mm of rain, and roughly 26 days with 6+ hours of sunshine this month.
Trou aux Biches is a northwest Mauritius beach village, its lagoon calm enough for swimming and snorkelling, with casuarina trees along the sand.
September in Trou aux Biches tops the year's climate scores
September averages 23°C (74°F) — warm enough for beach and boat plans, still short of the heat that pushes sightseeing into early morning.
Expect 17 mm of rain — occasional showers rather than washed-out days — alongside about 26 days with 6+ hours of sunshine and 11.9 daylight hours.
On our climate-comfort scale this is the top-ranked month of the year for Trou aux Biches at 9.8/10 — the reference point every other month on this page is measured against.
Pack light clothing, swimwear and real sun protection.
Plan for peak pricing, with crowds are moderate. You are paying the year's highest rates for the year's best conditions — book early or shift a few weeks either side.
Frequently asked
- What is the weather like in Trou aux Biches in September?
- In September, Trou aux Biches averages 23°C, 17 mm of rain, and about 26 days with 6+ hours of sunshine. Its climate-comfort score is 9.8/10.
- Is September a good time to visit Trou aux Biches?
- September earns a 9.8/10 climate-comfort score. Use the year-round chart to weigh the weather against your budget and crowd preferences.
- How much does it rain in Trou aux Biches in September?
- Expect about 17 mm of rain in September. Average humidity is 75% and there are about 26 days with 6+ hours of sunshine.
Curated in Trou aux Biches
Tickets & experiences
Things to do in Trou aux Biches
Trou aux Biches, Mauritius. Live activities and tours from GetYourGuide, matched to this destination.