Régina is warm all year: afternoons reach 30 to 34 degrees in every month
Yearly rainfall comes to 3,312 mm. Set against mainland French towns, none of its figures stands out. The rainiest month is May; the driest is September.
Figures from Météo-France’s Saint-Georges station, 59 km south-east: at that distance, read them as the area’s climate rather than the town’s.
A year in Régina at a glance
Each month’s typical high and low in °C, at the Saint-Georges station.
What a year in Régina 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 Saint-Georges.
About 3,312 mm of rain a year
May is the wettest month and September the driest. About 104 days a year bring 10 mm or more. 7th wettest of 15 towns of 2,500+ in French Guiana.
Rain by month
Millimeters
Sunshine by month
Hours of sunshine at Cayenne-Matoury
The Météo-France station at Saint-Georges
Saint-Georges is 59 km south-east of Régina. Every figure on this page is the station’s, not a measurement in Régina itself. At that distance, read them as the area’s climate.
| Station (Météo-France number) | Saint-Georges (97308001) |
| Distance from the town | 59 km south-east |
| Station altitude | 6 m |
| Town altitude (its center) | 2 m |
| Period | 1991–2020 |
| Sunshine measured at | Cayenne-Matoury, 62 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 Régina compares
Against the 15 towns of 2,500+ in French Guiana (the dots). Mainland France’s towns aren’t a fair comparison for a tropical climate.
Régina weather by month
Average daily high and low, mean temperature and rain, 1991–2020, at the Saint-Georges station; sunshine at Cayenne-Matoury.
| Month | High | Low | Mean | Rain | Sun (hours) |
|---|---|---|---|---|---|
| January | 29.8°C | 22.5°C | 26.1°C | 394 mm | 102 |
| February | 29.7°C | 22.6°C | 26.2°C | 390 mm | 90 |
| March | 30.2°C | 22.6°C | 26.4°C | 376 mm | 117 |
| April | 30.3°C | 23.0°C | 26.6°C | 472 mm | 121 |
| May | 30.3°C | 23.1°C | 26.7°C | 546 mm | 121 |
| June | 30.9°C | 22.6°C | 26.7°C | 331 mm | 153 |
| July | 31.6°C | 22.1°C | 26.8°C | 208 mm | 200 |
| August | 32.8°C | 22.0°C | 27.4°C | 102 mm | 231 |
| September | 33.8°C | 21.8°C | 27.8°C | 41 mm | 251 |
| October | 34.2°C | 21.8°C | 28.0°C | 44 mm | 257 |
| November | 33.2°C | 22.1°C | 27.6°C | 115 mm | 208 |
| December | 31.1°C | 22.5°C | 26.8°C | 294 mm | 150 |
| Year | 31.5°C | 22.4°C | 26.9°C | 3,312 mm | 2,003 |
Where Régina’s numbers come from
Averages over 30 years, not a forecast.
- Temperature, rain and day counts: Météo-France’s fiche climatologique for Saint-Georges, 59 km away: statistics for 1991–2020.
- 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, Cayenne-Matoury, 62 km away.
- Comparisons: the towns of 2,500+ in French Guiana, read the same way.
Météo-France fiches climatologiques · IGN RGE ALTI®. Licence Ouverte 2.0.
Questions about Régina’s climate
How warm does Régina get in summer?
October is the warmest month, with average highs of 34.2°C. Météo-France publishes no count of hot days for this station.
Does Régina ever get cool?
Not much: the coolest nights, in September, average 21.8°C.
How much rain does Régina get?
About 3,312 mm a year. May is the wettest month (546 mm) and September the driest (41 mm).
How sunny is it?
The nearest Météo-France station that records sunshine, Cayenne-Matoury (62 km away), averages 2,003 hours of sunshine a year.
Are these figures for Régina itself?
No: they are the normals of the Météo-France station matched to Régina, Saint-Georges, 59 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 SAINT GEORGES, edited 15/10/2026); altitude: IGN, RGE ALTI®. Licence Ouverte 2.0. Today’s forecast for Régina →
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.