Hardly any mainland French towns collect more rain than Portes: 1,612 mm a year
The depth of winter brings overnight lows near 1.2°C. Winter and summer sit 28°C apart. Its July afternoons are the coolest among its 6 nearest neighbors. Gritters and ice scrapers earn their keep on roughly 46 nights a year below 0°C.
Figures from Météo-France’s Le Collet-Sauveplane station, 8.7 km west.
A year in Portes at a glance
Each month’s typical high and low in °C, at the Le Collet-Sauveplane station.
What a year in Portes feels like
Typical highs and lows by season and by month, from Météo-France’s 1991–2020 normals at Le Collet-Sauveplane.
About 1,612 mm of rain a year
November is the wettest month and July the driest. About 39 days a year bring 10 mm or more. The wettest of 68 towns of 2,500+ in Gard.
Rain by month
Millimeters
Sunshine by month
Hours of sunshine at Lanas Syn
46 frosts and 91 days of 25°C a year
On about 46 nights a year the air drops to 0°C or below, and on about under 1 days it stays below freezing all day. About 91 days a year reach 25°C, and 36 reach 30°C.
Day counts are Météo-France’s 1991–2020 normals at Le Collet-Sauveplane: 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 Collet-Sauveplane
Le Collet-Sauveplane is 8.7 km west of Portes. Every figure on this page is the station’s, not a measurement in Portes itself.
| Station (Météo-France number) | Le Collet-Sauveplane (48051002) |
| Distance from the town | 8.7 km west |
| Station altitude | 490 m |
| Town altitude (its center) | 449 m |
| Period | 1991–2020 |
| Nearest station of any kind | 3 km |
| Sunshine measured at | Lanas Syn, 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 Portes compares
Against the 4,385 towns of 2,500 or more in mainland France, each read from its own matched station. The dots are the other towns of 2,500+ in Gard.
Nearby towns’ climate
The nearest towns of 2,500+ within 29 km, each with its own matched station.
| Town | Station | July high | January low | Rain a year |
|---|---|---|---|---|
| Portes | Le Collet-Sauveplane | 29.0°C | 1.2°C | 1,612 mm |
| La Grand-Combe 4.8 km | Salindres | 30.9°C 1.9°C warmer | 1.1°C about the same | 1,092 mm |
| Bessèges 6 km | Salindres | 30.9°C 1.9°C warmer | 1.1°C about the same | 1,092 mm |
| Saint-Julien-les-Rosiers 10 km | Salindres | 30.9°C 1.9°C warmer | 1.1°C about the same | 1,092 mm |
| Saint-Martin-de-Valgalgues 11 km | Salindres | 30.9°C 1.9°C warmer | 1.1°C about the same | 1,092 mm |
| Rousson 12 km | Salindres | 30.9°C 1.9°C warmer | 1.1°C about the same | 1,092 mm |
| Saint-Ambroix 12 km | Salindres | 30.9°C 1.9°C warmer | 1.1°C about the same | 1,092 mm |
Portes weather by month
Average daily high and low, mean temperature and rain, 1991–2020, at the Le Collet-Sauveplane station; sunshine at Lanas Syn.
| Month | High | Low | Mean | Rain | Sun (hours) |
|---|---|---|---|---|---|
| January | 9.3°C | 1.2°C | 5.3°C | 139 mm | 131 |
| February | 10.6°C | 1.1°C | 5.8°C | 93 mm | 153 |
| March | 14.3°C | 3.6°C | 9.0°C | 104 mm | 208 |
| April | 17.0°C | 5.8°C | 11.4°C | 142 mm | 208 |
| May | 21.1°C | 9.2°C | 15.1°C | 132 mm | 246 |
| June | 25.7°C | 12.6°C | 19.2°C | 72 mm | 286 |
| July | 29.0°C | 14.7°C | 21.8°C | 44 mm | 314 |
| August | 28.7°C | 14.7°C | 21.7°C | 68 mm | 284 |
| September | 23.4°C | 11.3°C | 17.4°C | 167 mm | 220 |
| October | 17.9°C | 8.5°C | 13.2°C | 239 mm | 154 |
| November | 12.8°C | 4.5°C | 8.6°C | 259 mm | 125 |
| December | 9.9°C | 1.9°C | 5.9°C | 153 mm | 120 |
| Year | 18.3°C | 7.4°C | 12.9°C | 1,612 mm | 2,447 |
Where Portes’s numbers come from
Averages over 30 years, not a forecast.
- Temperature, rain and day counts: Météo-France’s fiche climatologique for Le Collet-Sauveplane, 8.7 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, Lanas Syn, 40 km away.
- Comparisons: every town of 2,500 or more in mainland France, read the same way; the dots are the towns of 2,500+ in Gard.
Météo-France fiches climatologiques · IGN RGE ALTI®. Licence Ouverte 2.0.
Questions about Portes’s climate
How warm does Portes get in summer?
July is the warmest month, with average highs of 29.0°C. About 91 days a year reach 25°C, more than 83% of mainland French towns, and about 36 reach 30°C.
How cold does Portes get in winter?
February nights average 1.1°C. The air drops to 0°C or below on about 46 nights a year, and about under 1 days a year stay below freezing all day.
How much rain does Portes get?
About 1,612 mm a year, more than almost every mainland French town. November is the wettest month (259 mm) and July the driest (44 mm).
How sunny is it?
The nearest Météo-France station that records sunshine, Lanas Syn (40 km away), averages 2,447 hours of sunshine a year.
Are these figures for Portes itself?
No: they are the normals of the Météo-France station matched to Portes, Le Collet-Sauveplane, 8.7 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 COLLET-SAUVEPLANE, edited 15/10/2026); altitude: IGN, RGE ALTI®. Licence Ouverte 2.0. Today’s forecast for Portes →
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.