During the week of 30 June 2025 - 6 July 2025, temperatures averaged at 24 °C (75 °F) during the day and dropped to 20 °C (68 °F) at night. Both the daily and night temperatures in Blue bay are roughly same as the long-term average, which is around 25 °C (77 °F) and 18 °C (64 °F) respectively. On average, the temperatures during various times of day (in local time) were recorded as: 7am 21 °C (70 °F), 10am 23 °C (73 °F), 1pm 24 °C (75 °F), 4pm 24 °C (75 °F), 7pm 22 °C (72 °F), 10pm 21 °C (70 °F).

There were 4 days with light rain and 3 days with moderate rain during this week. During the whole week, total of 17 mm (0.67 in) of precipitation was observed, which is roughly same as the long term average for Blue bay, which is 20 mm (0.79 in). The daytime hours (from dawn to dusk) had an average cloud coverage of 49 %.

An average wind speed of 5.5 m/s was recorded. Prevailing wind direction(s) were East and South-East. The atmosferic pressure ranged from 1019 hpa to 1025 hpa. The air in Blue bay had an average humidity of 71 %.

On average, there were 1 hour clear skies, 6 hours partially overcast skies, 2.5 hours overcast skies and 2.5 hours rainy weather during the daytime (from dawn to dusk). Average time of sunrise was 06:45, average time of sunset was 17:40.

Weather overview

Blue Bay in Mauritius offers a quintessential tropical weather experience, characterized by a wide range of temperatures and climatic variations throughout the year. Daytime temperatures fluctuate from a comfortable 24 °C (75 °F) in the cooler month of August to a balmy 30 °C (86 °F) in the height of February. The nocturnal temperatures dip to 18 °C (64 °F) in the chill of July and ascend to a milder 23 °C (73 °F) in January. Among the months, November stands out as the driest with mere 10 days rainy days, whereas February is noted for the heaviest rainfall amounting to 19 days. The coastal waters reflect this seasonal warmth with February peaking at an inviting 28 °C (82 °F) and reaching a refreshing low of 23 °C (74 °F) by August.

January weather

During tourist season in Blue Bay, sea temperatures achieve a peak of 27 °C (81 °F), concurrently night temperatures also ascend to their zenith this month. As the season transitions, the count of rainy days sees an incremental rise to 18 days, paralleled by a corresponding surge in rainfall volume to 219 mm (8.61 in).

February weather

In the midst of the tourist season, Blue Bay reaches peak daytime temperatures, climbing to 30 °C (86 °F), while sea temperatures climax at 28 °C (82 °F). The ongoing wet season is evident with the apex of rainy days totaling 19 days, coupled with the zenith of rainfall at 268 mm (10.55 in).

March weather

As the tourist season persists, the wet season's presence is notable. A descent in rainfall days to 18 days is matched by a gentle reduction in precipitation, accumulating 220 mm (8.65 in). Daytime temperatures begin a mild retreat, recorded at 29 °C (85 °F). With fewer cloud-free hours, sunlight diminishes to 6 hours.

April weather

With the tourist season underway, a slight decrease in sea temperature to 27 °C (81 °F) aligns with descending day temperatures averaging 29 °C (83 °F). Downward trends continue with rainy day counts dropping to 17 days and rainfall volume to 180 mm (7.08 in). Night temperatures initiate their descent.

May weather

Daytime warmth starts to wane in May with 27 °C (80 °F) in Blue Bay, as the sea also cools marginally to 26 °C (79 °F). Tourist season remains vibrant. Rainfall volume decreases, now at 118 mm (4.64 in), and fewer days of precipitation are noticed, noted at 15 days. Night temperatures continue their downward trend.

June weather

Tourist season approaches its peak in Blue Bay as sea temperatures gently fall to 25 °C (76 °F). A corresponding cooling in day temperatures to 25 °C (78 °F) is apparent. Air temperature nighttime readings also trend downward. June heralds the calmest winds of the season, while rainfall decreases.

July weather

As day temperatures gradually decline to 24 °C (76 °F) in Blue Bay, the sea cools in tandem, now averaging 24 °C (75 °F). The tourist season's momentum is sustained. Rainfall volume begins a slight rebound, reported at 90 mm (3.53 in). The least nocturnal warmth of the year is felt. The minimum sunlit hours are registered within the month.

August weather

August features the coolest day temperatures observed in Blue Bay, and a paralleled nadir in sea temperature. Rainy days see a slight increase, amounting to 15 days, and rainfall volumes mark a beginning decline.

September weather

With September's onset, Blue Bay's day temperatures start a rebound, now at 25 °C (78 °F). The tourism buzz persists. Decreases in rainfall are evident, now accumulating to 60 mm (2.38 in), and the days witnessing rain grow fewer, around 12 days. A rise in sunlit hours can be observed as well.

October weather

Warming trends are observable in October, with day temperatures reaching 27 °C (80 °F). Rising sea temperatures mirror this increase with a value of 24 °C (75 °F). Rainfall hits an annual low. Night temperatures also begin to warm.

November weather

The tourist season remains vibrant in November. Sea temperatures press on with an upward trajectory, while day temperatures also climb, now measuring 28 °C (83 °F). Rainfall frequencies hit an annual trough. Abundant sunlit hours herald the highest reach of the season.

December weather

As the year concludes with December, day temperatures in Blue Bay ascend similarly to preceding months, now registering 29 °C (85 °F). Sea temperatures also continue their upward trend. The increment in night temperatures becomes apparent. A slight increase in rainfall days is observed.

What level of humidity is usual for Blue Bay in January?

For January in Blue Bay, expect the humidity to hover around 82 %. High compared to some other places, it may pose a slight discomfort for those with sensitivity.

Are February's sea temperatures in Blue Bay at their warmest?

Indeed, during February, sea temperatures in Blue Bay are at their pinnacle with values around 28 °C (82 °F), perfect for enthusiasts of water-based activities.

How strong are the winds in Blue Bay come March?

In Blue Bay throughout March, anticipate winds to be moderately brisk, averaging 4 m/s.

Would you recommend a visit to Blue Bay in April?

April is an appealing time for a Blue Bay trip, offering warm yet temperate 29 °C (83 °F) days and ideal 27 °C (81 °F) sea conditions for an enjoyable vacation.

What is the daytime temperature like in Blue Bay during May?

In the cheery month of May, Blue Bay presents warm yet temperate weather conditions...

Could you describe the prevalence of rainy weather in June at Blue Bay?

In June, Blue Bay experiences a fair share of rainfall, averaging approximately 15 days of wet weather.

How many sunlit hours are there in July at Blue Bay?

July in Blue Bay typically provides around 5 hours of sun, enough for most outdoor activities.

Can we expect a dry season in Blue Bay throughout August?

August does not bring a dry season to Blue Bay; anticipate rain on about 15 days throughout the month.

What are the typical nighttime temperatures in Blue Bay during September?

Nighttime temperatures in September at Blue Bay average a comfortable 18 °C (65 °F), perfect for various nocturnal pursuits from dining al fresco to leisurely strolls.

What sort of sea temperatures can I anticipate in Blue Bay during October?

Expect the Blue Bay seas in October to hover at a warm 24 °C (75 °F), inviting for swimmers and ocean lovers alike.

Is November typically wet in Blue Bay?

Contrarily, Blue Bay in November marks a time with minimal wet weather, seeing rain on only about 10 days of the month.

Regarding daytime warmth, what conditions are prevalent in December in Blue Bay?

December brings warm 29 °C (85 °F) daytime conditions to Blue Bay, ideal for those seeking sunny escapades in a tropical paradise.