Climate guide for Trou aux Biches, Mauritius

Best Time to Visit
Trou aux Biches

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About Trou aux Biches

Trou aux Biches offers fine powdery sand, shallow turquoise waters ideal for families, excellent snorkeling reefs right off shore, and luxury beachfront hideaways.

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Travel Tips

Snorkeling with Sea Turtles
Swim out 100 meters to the inner lagoon reef break to spot green sea turtles feeding on sea grass.
Shaded Casuarina Trees Spot
Claim a spot under casuarina trees on Trou aux Biches public beach for natural shade without renting umbrellas.
Street Food Roti at Beach Gate
Buy hot Roti Aka (Mauritian flatbread stuffed with yellow split pea curry) from vendors at the beach entrance.

Things to do in Trou aux Biches

Trou aux Biches, Mauritius. Live activities and tours from GetYourGuide, matched to this destination.

When to visit Trou aux Biches: the short answer

The best time to visit Trou aux Biches is March, followed by April, October. Those months combine the most usable temperatures with the fewest lost days to rain: March averages 25°C with 42 mm of rain and about 22 sunny days. The months to avoid unless you have a specific reason are September, August. If budget matters more than perfect weather, May is the strongest of the low-rate months at 6.5/10.

Across the year Trou aux Biches swings from 21°C in January to 38°C in July, a 17-degree spread, while rainfall ranges from 42 mm in January to 155 mm in May. That is the whole planning problem in one sentence: Trou aux Biches is not equally good year-round, and the difference between the best and worst month here is 2.7 points on a 10-point scale.

Warmest month: July (38°C). Coolest: January (21°C). Driest: January (42 mm). Wettest: May (155 mm).

Trou aux Biches month by month

January in Trou aux Biches — reliably good (6th best month)

Good · 8/10

January averages 21°C (70°F) — warm enough for beach and boat plans, still short of the heat that pushes sightseeing into early morning.

Expect 42 mm of rain — occasional showers rather than washed-out days — alongside about 22 sunny days and 9.8 daylight hours.

It scores 8/10 here, 6th of 12 months, against 9.2/10 in the destination's best month.

Expect mid-season pricing, and crowds are moderate.

Pack light clothing, swimwear and real sun protection.

February in Trou aux Biches — reliably good (7th best month)

Good · 8/10

February averages 22°C (72°F) — warm enough for beach and boat plans, still short of the heat that pushes sightseeing into early morning.

Expect 42 mm of rain — occasional showers rather than washed-out days — alongside about 22 sunny days and 10.8 daylight hours.

It scores 8/10 here, 7th of 12 months, against 9.2/10 in the destination's best month.

Expect mid-season pricing, and crowds are moderate.

Pack light clothing, swimwear and real sun protection.

March in Trou aux Biches — the year's strongest window

Best window · 9.2/10

March averages 25°C (77°F) — warm enough for beach and boat plans, still short of the heat that pushes sightseeing into early morning.

Expect 42 mm of rain — occasional showers rather than washed-out days — alongside about 22 sunny days and 12 daylight hours.

On our climate-comfort scale this is the top-ranked month of the year for Trou aux Biches at 9.2/10 — the reference point every other month on this page is measured against.

Expect peak pricing, and this is one of the busiest months here. You are paying the year's highest rates for the year's best conditions — book early or shift a few weeks either side.

Pack light clothing, swimwear and real sun protection.

April in Trou aux Biches — the year's strongest window

Best window · 9.2/10

April averages 29°C (84°F), so the practical pattern is early mornings, a long midday break, and evenings back outside.

Expect 42 mm of rain — occasional showers rather than washed-out days — alongside about 22 sunny days and 13.3 daylight hours.

On our climate-comfort scale this is the top-ranked month of the year for Trou aux Biches at 9.2/10 — the reference point every other month on this page is measured against.

Expect peak pricing, and this is one of the busiest months here. You are paying the year's highest rates for the year's best conditions — book early or shift a few weeks either side.

Pack the lightest breathable clothing you own, a hat, and more water than feels necessary.

May in Trou aux Biches — workable with trade-offs

Trade-offs · 6.5/10

May averages 33°C (91°F) at 77% humidity — genuinely punishing heat. Anything outdoors needs to happen before 10am.

At 155 mm this is a genuinely wet month: about 16 sunny days in total, and outdoor plans need an indoor fallback.

It scores 6.5/10 here, 8th of 12 months, against 9.2/10 in the destination's best month.

Expect low-season pricing, and crowds are light for this destination.

Pack the lightest breathable clothing you own, a hat, and more water than feels necessary, a proper rain shell rather than an umbrella.

If your dates are flexible, March is materially better in Trou aux Biches — 2.7 points higher on the same scale.

June in Trou aux Biches — workable with trade-offs

Trade-offs · 6.5/10

June averages 36°C (97°F) at 77% humidity — genuinely punishing heat. Anything outdoors needs to happen before 10am.

At 155 mm this is a genuinely wet month: about 16 sunny days in total, and outdoor plans need an indoor fallback.

It scores 6.5/10 here, 9th of 12 months, against 9.2/10 in the destination's best month.

Expect low-season pricing, and crowds are light for this destination.

Pack the lightest breathable clothing you own, a hat, and more water than feels necessary, a proper rain shell rather than an umbrella.

If your dates are flexible, March is materially better in Trou aux Biches — 2.7 points higher on the same scale.

July in Trou aux Biches — workable with trade-offs

Trade-offs · 6.5/10

July averages 38°C (100°F) at 77% humidity — genuinely punishing heat. Anything outdoors needs to happen before 10am.

At 155 mm this is a genuinely wet month: about 16 sunny days in total, and outdoor plans need an indoor fallback.

It scores 6.5/10 here, 10th of 12 months, against 9.2/10 in the destination's best month.

Expect low-season pricing, and crowds are light for this destination.

Pack the lightest breathable clothing you own, a hat, and more water than feels necessary, a proper rain shell rather than an umbrella.

If your dates are flexible, March is materially better in Trou aux Biches — 2.7 points higher on the same scale.

August in Trou aux Biches — workable with trade-offs

Trade-offs · 6.5/10

August averages 37°C (99°F) at 77% humidity — genuinely punishing heat. Anything outdoors needs to happen before 10am.

At 155 mm this is a genuinely wet month: about 16 sunny days in total, and outdoor plans need an indoor fallback.

It scores 6.5/10 here, 11th of 12 months, against 9.2/10 in the destination's best month.

Expect low-season pricing, and crowds are light for this destination.

Pack the lightest breathable clothing you own, a hat, and more water than feels necessary, a proper rain shell rather than an umbrella.

If your dates are flexible, March is materially better in Trou aux Biches — 2.7 points higher on the same scale.

September in Trou aux Biches — workable with trade-offs

Trade-offs · 6.5/10

September averages 34°C (93°F) at 77% humidity — genuinely punishing heat. Anything outdoors needs to happen before 10am.

At 155 mm this is a genuinely wet month: about 16 sunny days in total, and outdoor plans need an indoor fallback.

It scores 6.5/10 here, 12th of 12 months, against 9.2/10 in the destination's best month.

Expect low-season pricing, and crowds are light for this destination.

Pack the lightest breathable clothing you own, a hat, and more water than feels necessary, a proper rain shell rather than an umbrella.

If your dates are flexible, March is materially better in Trou aux Biches — 2.7 points higher on the same scale.

October in Trou aux Biches — the year's strongest window

Best window · 9.2/10

October averages 30°C (86°F), so the practical pattern is early mornings, a long midday break, and evenings back outside.

Expect 42 mm of rain — occasional showers rather than washed-out days — alongside about 22 sunny days and 10.8 daylight hours.

On our climate-comfort scale this is the top-ranked month of the year for Trou aux Biches at 9.2/10 — the reference point every other month on this page is measured against.

Expect mid-season pricing, and crowds are moderate.

Pack the lightest breathable clothing you own, a hat, and more water than feels necessary.

November in Trou aux Biches — the year's strongest window

Best window · 9.2/10

November averages 26°C (79°F), so the practical pattern is early mornings, a long midday break, and evenings back outside.

Expect 42 mm of rain — occasional showers rather than washed-out days — alongside about 22 sunny days and 9.8 daylight hours.

On our climate-comfort scale this is the top-ranked month of the year for Trou aux Biches at 9.2/10 — the reference point every other month on this page is measured against.

Expect peak pricing, and this is one of the busiest months here.

Pack the lightest breathable clothing you own, a hat, and more water than feels necessary.

December in Trou aux Biches — the year's strongest window

Best window · 9.2/10

December averages 23°C (73°F) — warm enough for beach and boat plans, still short of the heat that pushes sightseeing into early morning.

Expect 42 mm of rain — occasional showers rather than washed-out days — alongside about 22 sunny days and 9.5 daylight hours.

On our climate-comfort scale this is the top-ranked month of the year for Trou aux Biches at 9.2/10 — the reference point every other month on this page is measured against.

Expect peak pricing, and this is one of the busiest months here.

Pack light clothing, swimwear and real sun protection.

Frequently asked

When is the best time to visit Trou aux Biches, Mauritius?
In Ideal Weather mode, the best months to visit Trou aux Biches are March, April, October, November, December. March is the single peak month with an Ideal Weather score of 9.2/10 based on temperature, rainfall, humidity, daylight and historical sunny days.
What is the weather like in Trou aux Biches year-round?
Trou aux Biches has a climate profile suited to beach and coastal travel. Average monthly temperatures range from 21°C in January to 38°C in July, with Ideal Weather scores between 6.5 and 9.2 out of 10.
Which months should I avoid in Trou aux Biches?
The lowest Ideal Weather-scoring months in Trou aux Biches are May (6.5/10), June (6.5/10), July (6.5/10). These months typically combine less comfortable temperatures, higher rainfall or fewer sunny days.
When is the rainy season in Trou aux Biches?
May is the wettest month in Trou aux Biches, averaging about 155 mm of rainfall. January is the driest, at roughly 42 mm.
Which is the sunniest month in Trou aux Biches?
January sees the most sun in Trou aux Biches, with about 22 sunny days on average - ideal for outdoor plans.
Is Trou aux Biches a good destination for beach and coastal travel?
Trou aux Biches is well suited to beach and coastal travel. Its highest Ideal Weather window (March, April, October, November, December) aligns with the conditions travelers usually look for in this style of trip.
How is the bestime.to score for Trou aux Biches calculated?
Each month receives an Ideal Weather score from 0-10 using ERA5 climate normals for Trou aux Biches: temperature comfort, precipitation, humidity, daylight hours, and historical sunny days - weighted for beach and coastal travel.

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