Bel Air Rivière Sèche in Summer
In summer (December, January and February), Bel Air Rivière Sèche sees average daytime highs around 27°C and overnight lows near 24°C, with 481 mm of rain over about 66 wet days across the season. It is the warmest season of the year and the wettest season of the year.
Across summer, daytime highs hold fairly steady around 27°C. The sky is clear or mostly clear about 24% of the time across summer, and the air most often feels oppressive.
Summer is Bel Air Rivière Sèche's weakest season of the year to visit on our travel score. Bel Air Rivière Sèche has little temperature swing across the year, so its calendar seasons blur — the season framing matters less here than for a place with four distinct seasons. For the whole year in context, see Bel Air Rivière Sèche's year-round climate.
- Avg daytime high
- 27°C
- warmest season of the year
- Avg overnight low
- 24°C
- Rainfall
- 481 mm
- 66 wet days
- Avg wind
- 19 km/h
- Travel score
- 4.6
- weakest season of the year
- Months
- Dec · Jan · Feb
Temperature in Bel Air Rivière Sèche in Summer
Across summer, daytime highs hold fairly steady around 27°C.
A typical summer day in Bel Air Rivière Sèche reaches about 27°C and drops to 24°C overnight. The warmest of the three months is February, the coolest December.
Bel Air Rivière Sèche weather by month
How the three summer months (December, January and February) compare with the rest of the year — the season's months are highlighted.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 28° / 24° | 196 | 24.2 | 13.1 | 4.4 |
| Feb | 28° / 25° | 183 | 23.2 | 12.7 | 4.1 |
| Mar | 27° / 24° | 156 | 23.1 | 12.1 | 4.6 |
| Apr | 26° / 23° | 91 | 19.5 | 11.6 | 5.3 |
| May | 25° / 22° | 62 | 14.2 | 11.1 | 6.5 |
| Jun | 23° / 21° | 33 | 10.5 | 10.8 | 7.1 |
| Jul | 23° / 20° | 36 | 12.4 | 10.9 | 6.7 |
| Aug | 23° / 20° | 37 | 10.8 | 11.3 | 6.8 |
| Sep | 23° / 20° | 34 | 10.9 | 11.9 | 7.0 |
| Oct | 24° / 21° | 32 | 9.6 | 12.5 | 7.2 |
| Nov | 26° / 22° | 48 | 12.2 | 13 | 6.5 |
| Dec | 27° / 23° | 102 | 18.2 | 13.2 | 5.4 |
Cloud cover in Summer
The sky is clear or mostly clear about 24% of the time across summer.
Chance of precipitation in Summer
Bel Air Rivière Sèche gets around 481 mm of rain over 66 wet days across summer. The line is the day-by-day chance of measurable precipitation.
Humidity in Summer
Most of summer feels oppressive — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Summer
Winds average 19 km/h across summer.
Sunrise & sunset in Summer
Daylight runs from about 13 h 06 min in early December to 12 h 30 min by late February. The lit band spans sunrise to sunset each day.
Solar energy in Summer
Average shortwave solar energy reaching the ground each day across summer, about 6.8 kWh/m².
Hazard calendar for Bel Air Rivière Sèche
In summer, Bel Air Rivière Sèche overlaps its cyclone and monsoon season. The full year is below, with each hazard's peak months called out.
Bel Air Rivière Sèche sits in the South Indian Ocean cyclone belt; the season peaks January–March.
Bel Air Rivière Sèche's monsoon runs December–April, when most of the year's rain falls.
Is summer a good time to visit Bel Air Rivière Sèche?
Our two travel scores rate summer for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
summer is a reasonable time to visit Bel Air Rivière Sèche for sightseeing.
What to pack for Bel Air Rivière Sèche in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Bel Air Rivière Sèche sees daytime highs around 27°C and nights near 24°C. Pack light clothes, rain gear and sun protection. About 66 days see rain.
Sea temperature near Bel Air Rivière Sèche in Summer
The nearest coast averages about 27°C across summer — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 18 km away) is warmest in February at about 28°C and coldest in August near 23°C.
The water stays above 20°C all year — warm enough for a swim any month.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 27 | 28 | 28 | 27 | 26 | 25 | 24 | 23 | 23 | 24 | 25 | 27 |
| Comfort | Warm | Warm | Warm | Warm | Warm | Warm | Refreshing | Refreshing | Refreshing | Refreshing | Warm | Warm |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 27 | Warm |
| Feb | 28 | Warm |
| Mar | 28 | Warm |
| Apr | 27 | Warm |
| May | 26 | Warm |
| Jun | 25 | Warm |
| Jul | 24 | Refreshing |
| Aug | 23 | Refreshing |
| Sep | 23 | Refreshing |
| Oct | 24 | Refreshing |
| Nov | 25 | Warm |
| Dec | 27 | Warm |
UV index in Bel Air Rivière Sèche in Summer
Clear-sky midday UV across summer averages around 15 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Bel Air Rivière Sèche peaks around January 17 at about 16 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 23 at about 6 (high).
The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 16 | 15 | 13 | 10 | 8 | 6 | 7 | 9 | 11 | 12 | 13 | 14 |
| Level | Extreme | Extreme | Extreme | Very high | Very high | High | High | Very high | Extreme | Extreme | Extreme | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 16 | Extreme |
| Feb | 15 | Extreme |
| Mar | 13 | Extreme |
| Apr | 10 | Very high |
| May | 8 | Very high |
| Jun | 6 | High |
| Jul | 7 | High |
| Aug | 9 | Very high |
| Sep | 11 | Extreme |
| Oct | 12 | Extreme |
| Nov | 13 | Extreme |
| Dec | 14 | Extreme |
Where is Bel Air Rivière Sèche?
Bel Air Rivière Sèche sits at 20.3°S, 57.7°E, 78 m above sea level, in Mauritius. The nearest listed city is Centre de Flacq, 8.0 km away.
Topography around Bel Air Rivière Sèche
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Bel Air Rivière Sèche.
Within 3 km, the terrain around Bel Air Rivière Sèche has significant variations in elevation — a maximum elevation change of 318 m around an average of 76 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 572 m; within 80 km, large variations in elevation — a maximum elevation change of 786 m.
The land around Bel Air Rivière Sèche is covered by cropland (40%), trees (33%) and grassland (21%) within 3 km, water (43%) and trees (34%) within 16 km, and water (85%) within 80 km.
Mauritius travel facts
- Travel advisory
- Level 2
- Exercise Increased Caution
- Power plugs
- Type C / E / G
- 230 V · 50 Hz
- Prices
- ≈ 39% of US
- price level, 2025
- GDP per capita
- $12,991
- 2025
- Happiness
- 5.9 / 10
- World Happiness, 2025
- Homicide rate
- 2.3
- per 100k, 2022
- Road deaths
- 12.2
- per 100k/yr, 2019
- Income group
- Upper middle
- World Bank
- Religion
Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.
Data sources
Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Bel Air Rivière Sèche (-20.2578°, 57.7498°, elevation 78 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google.