Photo: Regulator · CC BY-SA 3.0Saint-Leu is warm all year: afternoons reach 24 to 30 degrees in every month
A rain gauge here collects about 1,162 mm in an average year. From frosty January to warm July, readings climb 15°C. Its July, January and rain figures all sit close to those of typical mainland French towns.
Figures from Météo-France’s Le Gol les Hauts - Cirad station, 14 km south-east.
A year in Saint-Leu at a glance
Each month’s typical high and low in °C, at the Le Gol les Hauts - Cirad station.
What a year in Saint-Leu feels like
Typical highs and lows in the rainier and the drier half of the year, and by month, from Météo-France’s 1991–2020 normals at Le Gol les Hauts - Cirad.
About 1,162 mm of rain a year
January is the wettest month and August the driest. About 30 days a year bring 10 mm or more. 13th wettest of 24 towns of 2,500+ in Réunion.
Rain by month
Millimeters
Sunshine by month
Hours of sunshine at Gillot-Aéroport
46 days of 30°C or more a year
About 269 days a year reach 25°C and 46 reach 30°C. Frost is unknown at the coast.
Day counts are Météo-France’s 1991–2020 normals at Le Gol les Hauts - Cirad: a frost is a night of 0°C or below, a summer day (jour d’été) 25°C or more, a hot day (forte chaleur) 30°C or more.
The Météo-France station at Le Gol les Hauts - Cirad
Le Gol les Hauts - Cirad is 14 km south-east of Saint-Leu. Every figure on this page is the station’s, not a measurement in Saint-Leu itself.
| Station (Météo-France number) | Le Gol les Hauts - Cirad (97414431) |
| Distance from the town | 14 km south-east |
| Station altitude | 365 m |
| Town altitude (its center) | 321 m |
| Period | 1997–2020 (the station’s own record) |
| Nearest station of any kind | 1.5 km |
| Sunshine measured at | Gillot-Aéroport, 40 km away |
TownRatings matches each commune to one station with at least 24 years of temperature and rain records: the nearest, counting every 100 m of height difference as 10 km, never across the sea.
How Saint-Leu compares
Against the 24 towns of 2,500+ in Réunion (the dots). Mainland France’s towns aren’t a fair comparison for a tropical climate.
Nearby towns’ climate
The nearest towns of 2,500+ within 29 km. Where a neighbor uses the same station its figures are the same: the differences you’d feel over a few kilometers aren’t in the normals.
| Town | Station | Warmest-month high | Coolest-month low | Rain a year |
|---|---|---|---|---|
| Saint-Leu | Le Gol les Hauts - Cirad | 29.6°C | 14.4°C | 1,162 mm |
| Les Avirons 6.5 km | same station | 29.6°C about the same | 14.4°C about the same | 1,162 mm |
| Les Trois-Bassins 8.8 km | Colimacons | 25.5°C 4.1°C cooler | 12.7°C 1.7°C colder | 1,069 mm |
| L'Étang-Salé 10 km | Pont-Mathurin | 32.0°C 2.4°C warmer | 16.0°C 1.6°C milder | 736 mm |
| Saint-Louis 15 km | Pierrefonds - Cirad | 31.6°C 2°C warmer | 16.0°C 1.6°C milder | 695 mm |
| Saint-Paul 17 km | same station | 29.6°C about the same | 14.4°C about the same | 1,162 mm |
| Cilaos 18 km | Cilaos | 25.5°C 4.1°C cooler | 7.4°C 7°C colder | 1,765 mm |
Saint-Leu weather by month
Average daily high and low, mean temperature and rain, 1991–2020, at the Le Gol les Hauts - Cirad station; sunshine at Gillot-Aéroport.
| Month | High | Low | Mean | Rain | Sun (hours) |
|---|---|---|---|---|---|
| January | 29.5°C | 20.7°C | 25.1°C | 254 mm | 218 |
| February | 29.6°C | 20.9°C | 25.2°C | 193 mm | 196 |
| March | 29.3°C | 20.3°C | 24.8°C | 139 mm | 215 |
| April | 28.1°C | 19.1°C | 23.6°C | 117 mm | 216 |
| May | 26.3°C | 17.3°C | 21.8°C | 65 mm | 214 |
| June | 24.5°C | 15.4°C | 20.0°C | 50 mm | 210 |
| July | 23.6°C | 14.5°C | 19.0°C | 59 mm | 222 |
| August | 24.0°C | 14.4°C | 19.2°C | 27 mm | 216 |
| September | 24.6°C | 15.0°C | 19.8°C | 39 mm | 211 |
| October | 25.8°C | 16.3°C | 21.0°C | 35 mm | 211 |
| November | 27.3°C | 17.8°C | 22.5°C | 63 mm | 212 |
| December | 28.7°C | 19.5°C | 24.1°C | 121 mm | 227 |
| Year | 26.8°C | 17.6°C | 22.2°C | 1,162 mm | 2,567 |
Where Saint-Leu’s numbers come from
Averages over 30 years, not a forecast.
- Temperature, rain and day counts: Météo-France’s fiche climatologique for Le Gol les Hauts - Cirad, 14 km away: statistics for 1991–2020 (the station’s own years, 1997–2020, where its record is shorter).
- Which station: among stations with at least 24 of the 30 years of temperature and rain, the nearest to the commune’s population-weighted center, counting each 100 m of height difference as 10 km; mainland towns use mainland stations and each overseas département its own.
- Altitudes: the town’s from IGN’s RGE ALTI® at its population-weighted center; the station’s from Météo-France.
- Sunshine: the nearest station with at least 10 years of sunshine records, Gillot-Aéroport, 40 km away.
- Comparisons: the towns of 2,500+ in Réunion, read the same way.
Météo-France fiches climatologiques · IGN RGE ALTI®. Licence Ouverte 2.0.
Questions about Saint-Leu’s climate
How warm does Saint-Leu get in summer?
February is the warmest month, with average highs of 29.6°C. About 269 days a year reach 25°C, and about 46 reach 30°C.
Does Saint-Leu ever get cool?
Not much: the coolest nights, in August, average 14.4°C.
How much rain does Saint-Leu get?
About 1,162 mm a year. January is the wettest month (254 mm) and August the driest (27 mm).
How sunny is it?
The nearest Météo-France station that records sunshine, Gillot-Aéroport (40 km away), averages 2,567 hours of sunshine a year.
Are these figures for Saint-Leu itself?
No: they are the normals of the Météo-France station matched to Saint-Leu, Le Gol les Hauts - Cirad, 14 km away. France publishes its climate normals by station, not by commune; a valley, a hill or the sea can make a difference over a few kilometers.
Where do these figures come from?
Météo-France’s fiches climatologiques: 30-year averages (1991–2020) for each of its long-running stations, published as open data since 2024. They are normals, not a forecast.
Source: Météo-France, fiches climatologiques, 1991–2020 statistics (station LE GOL LES HAUTS - CIRAD, edited 15/10/2026); altitude: IGN, RGE ALTI®. Licence Ouverte 2.0. Today’s forecast for Saint-Leu →
Contains public sector information under the Licence Ouverte / Open Licence 2.0 (Etalab): INSEE, DGFiP, the Interior Ministry’s statistics service (SSMSI), the Ministry of Education (DEPP), the Health Ministry’s statistics service (DREES) and the Housing Ministry (Carte des loyers). Commune boundaries: IGN Admin Express.