Saint-Denis weather in March
Temperature, sea and sunshine in March: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in March
Good
Best time to visit: June – December
What is the weather like in Saint-Denis in March?
In March, Saint-Denis is hot: daytime highs average 27 °C, and even at night it stays warm at around 25 °C. The sea averages 28.2 °C – lovely and warm for swimming. The sun shines for around 8 hours a day. It is the rainy season: rain falls on about 22 days, totalling 205 mm. The air is often humid and muggy. All in all, March is a good month for a holiday in Saint-Denis.
March compared
How the weather changes from February to April. Tap a month to open it.
| FebruaryFeb | MarchMar | AprilApr | |
|---|---|---|---|
| Score | 63 | 63 | 66 |
| Day | 28° | 27° | 27° |
| Night | 25° | 25° | 24° |
| Sea | 28° | 28° | 28° |
| Sun | 8 h | 8 h | 8 h |
| Rain days | 22 | 22 | 17 |
More details for March
- Daylight
- 12 h 15 min06:21 – 18:35
- UV index
- 11 · extremeclear sky, noon (estimate)All months
- Muggy days
- 31 daysdew point 18 °C or moreAll months
- Wind
- 11 km/haverage daily peakAll months
- Cloud cover
- 60 %on averageAll months
- Hot days
- 0 days30 °C or moreAll months
- Time zone
- UTC+4Indian/Reunion
How the score comes together
- Temperatureweight 50 %95 %
- Sunshineweight 20 %78 %
- Few rainy daysweight 30 %0 %
Each factor is rated from 0 to 100 % and weighted for the travel style “City break”.
What to pack in March
- Swimwear
- Sunscreen
- Sunglasses & sun hat
- Light, breathable clothes
- Insect repellent
- Rain jacket or umbrella
Saint-Denis in March: quick answers
Is Saint-Denis hot in March?
Yes. In March, Saint-Denis is hot: daytime highs average 27 °C and nights stay around 25 °C.
Can you swim in Saint-Denis in March?
Yes. In March the sea averages 28.2 °C – lovely and warm for swimming.
Does it rain much in Saint-Denis in March?
It rains often – on about 22 days, adding up to 205 mm.
Saint-Denis month by month
The whole year in Saint-DenisAll destinations: RéunionWhere to go in MarchSea temperature in March
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences