Saint-Denis weather in April
Temperature, sea and sunshine in April: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in April
Good
Best time to visit: June – December
What is the weather like in Saint-Denis in April?
In April, Saint-Denis is warm: daytime highs average 27 °C, and even at night it stays warm at around 24 °C. The sea averages 27.7 °C – lovely and warm for swimming. The sun shines for around 8 hours a day. It is the rainy season: rain falls on about 17 days, totalling 89 mm. The air is often humid and muggy. All in all, April is a good month for a holiday in Saint-Denis.
April compared
How the weather changes from March to May. Tap a month to open it.
More details for April
- Daylight
- 11 h 38 min06:29 – 18:07
- UV index
- 9 · very highclear sky, noon (estimate)All months
- Muggy days
- 29 daysdew point 18 °C or moreAll months
- Wind
- 11 km/haverage daily peakAll months
- Cloud cover
- 52 %on averageAll months
- Hot days
- 0 days30 °C or moreAll months
- Time zone
- UTC+4Indian/Reunion
How the score comes together
- Temperatureweight 50 %100 %
- Sunshineweight 20 %75 %
- Few rainy daysweight 30 %4 %
Each factor is rated from 0 to 100 % and weighted for the travel style “City break”.
What to pack in April
- Swimwear
- Sunscreen
- Sunglasses & sun hat
- Light, breathable clothes
- Insect repellent
- Rain jacket or umbrella
Saint-Denis in April: quick answers
Is Saint-Denis hot in April?
Warm rather than hot: in April, daytime highs in Saint-Denis average 27 °C and nights cool to about 24 °C.
Can you swim in Saint-Denis in April?
Yes. In April the sea averages 27.7 °C – lovely and warm for swimming.
Does it rain much in Saint-Denis in April?
It rains often – on about 17 days, adding up to 89 mm.
Saint-Denis month by month
The whole year in Saint-DenisAll destinations: RéunionWhere to go in AprilSea temperature in April
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