Chemin-Grenier in Winter
In winter (June, July and August), Chemin-Grenier sees average daytime highs around 23°C and overnight lows near 20°C, with 101 mm of rain over about 31 wet days across the season. It is the coldest season of the year and the driest season of the year.
Across winter, daytime highs hold fairly steady around 23°C. The sky is clear or mostly clear about 47% of the time across winter, and the air most often feels humid.
Winter is Chemin-Grenier's 2nd-best season to visit on our travel score. Chemin-Grenier 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 Chemin-Grenier's year-round climate.
- Avg daytime high
- 23°C
- coldest season of the year
- Avg overnight low
- 20°C
- Rainfall
- 101 mm
- 31 wet days
- Avg wind
- 24 km/h
- Travel score
- 7.0
- 2nd-best season
- Months
- Jun · Jul · Aug
Temperature in Chemin-Grenier in Winter
Across winter, daytime highs hold fairly steady around 23°C.
A typical winter day in Chemin-Grenier reaches about 23°C and drops to 20°C overnight. The warmest of the three months is June, the coolest August.
Chemin-Grenier weather by month
How the three winter months (June, July and August) 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° / 25° | 177 | 23 | 13.1 | 4.5 |
| Feb | 28° / 25° | 163 | 21.7 | 12.7 | 4.4 |
| Mar | 28° / 24° | 136 | 21.5 | 12.1 | 4.8 |
| Apr | 27° / 24° | 79 | 17.9 | 11.5 | 5.5 |
| May | 25° / 22° | 59 | 12.7 | 11 | 6.7 |
| Jun | 24° / 21° | 33 | 9.8 | 10.8 | 7.2 |
| Jul | 23° / 20° | 35 | 11.6 | 10.9 | 6.8 |
| Aug | 23° / 20° | 33 | 9.3 | 11.3 | 7.1 |
| Sep | 23° / 20° | 32 | 8.3 | 11.9 | 7.4 |
| Oct | 24° / 21° | 28 | 7.5 | 12.5 | 7.6 |
| Nov | 26° / 22° | 43 | 10.4 | 13 | 6.8 |
| Dec | 27° / 24° | 100 | 16.4 | 13.2 | 5.6 |
Cloud cover in Winter
The sky is clear or mostly clear about 47% of the time across winter.
Chance of precipitation in Winter
Chemin-Grenier gets around 101 mm of rain over 31 wet days across winter. The line is the day-by-day chance of measurable precipitation.
Humidity in Winter
Most of winter feels humid — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Winter
Winds average 24 km/h across winter.
Sunrise & sunset in Winter
Daylight runs from about 10 h 54 min in early June to 11 h 36 min by late August. The lit band spans sunrise to sunset each day.
Solar energy in Winter
Average shortwave solar energy reaching the ground each day across winter, about 4.1 kWh/m².
Hazard calendar for Chemin-Grenier
None of Chemin-Grenier's seasonal hazards peak in winter. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do.
Chemin-Grenier sits in the South Indian Ocean cyclone belt; the season peaks January–March.
Chemin-Grenier's rainy season runs December–March, when most of the year's rain falls.
Is winter a good time to visit Chemin-Grenier?
Our two travel scores rate winter for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
winter is one of the better times to visit Chemin-Grenier for general sightseeing.
What to pack for Chemin-Grenier in Winter
From winter's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In winter, Chemin-Grenier sees daytime highs around 23°C and nights near 20°C. Worth packing: light clothes, rain gear, sun protection and a windbreaker. About 31 days see rain.
Sea temperature near Chemin-Grenier in Winter
The nearest coast averages about 24°C across winter — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 16 km away) is warmest in February at about 28°C and coldest in August near 24°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) | 28 | 28 | 28 | 27 | 27 | 25 | 24 | 24 | 24 | 24 | 25 | 27 |
| Comfort | Warm | Tropical | Warm | Warm | Warm | Warm | Refreshing | Refreshing | Refreshing | Warm | Warm | Warm |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 28 | Warm |
| Feb | 28 | Tropical |
| Mar | 28 | Warm |
| Apr | 27 | Warm |
| May | 27 | Warm |
| Jun | 25 | Warm |
| Jul | 24 | Refreshing |
| Aug | 24 | Refreshing |
| Sep | 24 | Refreshing |
| Oct | 24 | Warm |
| Nov | 25 | Warm |
| Dec | 27 | Warm |
UV index in Chemin-Grenier in Winter
Clear-sky midday UV across winter averages around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Chemin-Grenier 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 Chemin-Grenier?
Chemin-Grenier sits at 20.5°S, 57.5°E, 0 m above sea level, in Mauritius. The nearest listed city is Souillac, 6.0 km away.
Topography around Chemin-Grenier
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Chemin-Grenier.
Within 3 km, the terrain around Chemin-Grenier has significant variations in elevation — a maximum elevation change of 471 m around an average of 132 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 803 m; within 80 km, large variations in elevation — a maximum elevation change of 786 m.
The land around Chemin-Grenier is covered by trees (53%) and grassland (29%) within 3 km, water (46%) and trees (38%) within 16 km, and water (82%) 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 Chemin-Grenier (-20.4872°, 57.4656°, elevation 0 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.