Climate almanac
Cilaos
Reunion, Reunion · -21.14°, 55.47°
What is the climate like in Cilaos?
The best time to visit Cilaos is typically May – October, with trip comfort peaking in September (7.5/10). Cilaos is warmest in February, when daily highs average 78°F (26°C), and coolest in August, when lows fall to about 58°F (15°C). The wettest month is typically January and the driest is September; the year sees roughly 68 in (1715 mm) of precipitation.
- Best time to visitMay – October — comfort peaks in September (7.5/10)
- Warmest monthFebruary — average high 78°F (26°C)
- Coolest monthAugust — average low 58°F (15°C)
- Wettest monthJanuary (12 in (312 mm))
- Driest monthSeptember (2.0 in (50 mm))
- Annual precipitation68 in (1715 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
- Records fromSt Denis Gillot, 28 km away (1973-2025)