Saint-Dionisy has some of the warmest summer afternoons among mainland French towns
Midwinter brings lows of about 1.8°C. From frosty January to warm July, readings climb 30°C. Waterproofs come out on about 65 days a year, each with 1 mm of rain or more.
These are the figures of Météo-France’s Villevieille station, 11 km west.
A year in Saint-Dionisy at a glance
Each month’s typical high and low in °C, at the Villevieille station.
What a year in Saint-Dionisy feels like
Typical highs and lows by season and by month, from Météo-France’s 1991–2020 normals at Villevieille.
About 761 mm of rain a year
September is the wettest month and July the driest. About 22 days a year bring 10 mm or more. 25th wettest of 68 towns of 2,500+ in Gard.
Rain by month
Millimeters
Sunshine by month
Hours of sunshine at Nîmes-Courbessac
40 frosts and 122 days of 25°C a year
On about 40 nights a year the air drops to 0°C or below; days that stay below freezing are rare. About 122 days a year reach 25°C, and 60 reach 30°C.
Day counts are Météo-France’s 1991–2020 normals at Villevieille: 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 Villevieille
Villevieille is 11 km west of Saint-Dionisy. Every figure on this page is the station’s, not a measurement in Saint-Dionisy itself.
| Station (Météo-France number) | Villevieille (30352002) |
| Distance from the town | 11 km west |
| Station altitude | 41 m |
| Town altitude (its center) | 66 m |
| Period | 1991–2020 |
| Sunshine measured at | Nîmes-Courbessac, 15 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-Dionisy 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. 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 | July high | January low | Rain a year |
|---|---|---|---|---|
| Saint-Dionisy | Villevieille | 31.5°C | 1.8°C | 761 mm |
| Clarensac 2.2 km | same station | 31.5°C about the same | 1.8°C about the same | 761 mm |
| Calvisson 3.4 km | same station | 31.5°C about the same | 1.8°C about the same | 761 mm |
| Caveirac 3.9 km | Nimes-Garons | 30.7°C 0.8°C cooler | 3.4°C 1.6°C milder | 685 mm |
| Bernis 6.2 km | Gallargues-le-Montueux | 31.6°C about the same | 2.7°C 0.9°C milder | 675 mm |
| Uchaud 6.3 km | Gallargues-le-Montueux | 31.6°C about the same | 2.7°C 0.9°C milder | 675 mm |
| Milhaud 6.9 km | Nîmes-Courbessac | 31.5°C about the same | 3.2°C 1.4°C milder | 734 mm |
Saint-Dionisy weather by month
Average daily high and low, mean temperature and rain, 1991–2020, at the Villevieille station; sunshine at Nîmes-Courbessac.
| Month | High | Low | Mean | Rain | Sun (hours) |
|---|---|---|---|---|---|
| January | 11.9°C | 1.8°C | 6.8°C | 62 mm | 142 |
| February | 13.3°C | 1.7°C | 7.5°C | 43 mm | 165 |
| March | 16.9°C | 4.4°C | 10.7°C | 47 mm | 220 |
| April | 19.5°C | 7.2°C | 13.4°C | 71 mm | 229 |
| May | 23.7°C | 10.8°C | 17.2°C | 53 mm | 269 |
| June | 28.4°C | 14.3°C | 21.3°C | 39 mm | 313 |
| July | 31.5°C | 16.6°C | 24.1°C | 22 mm | 346 |
| August | 31.2°C | 16.5°C | 23.9°C | 49 mm | 307 |
| September | 26.3°C | 12.9°C | 19.6°C | 108 mm | 245 |
| October | 21.0°C | 10.2°C | 15.6°C | 104 mm | 171 |
| November | 15.6°C | 5.6°C | 10.6°C | 98 mm | 142 |
| December | 12.3°C | 2.5°C | 7.4°C | 66 mm | 132 |
| Year | 21.0°C | 8.7°C | 14.8°C | 761 mm | 2,680 |
Where Saint-Dionisy’s numbers come from
Averages over 30 years, not a forecast.
- Temperature, rain and day counts: Météo-France’s fiche climatologique for Villevieille, 11 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, Nîmes-Courbessac, 15 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 Saint-Dionisy’s climate
How warm does Saint-Dionisy get in summer?
July is the warmest month, with average highs of 31.5°C. About 122 days a year reach 25°C, more than 96% of mainland French towns, and about 60 reach 30°C.
How cold does Saint-Dionisy get in winter?
February nights average 1.7°C. The air drops to 0°C or below on about 40 nights a year, and about 0 days a year stay below freezing all day.
How much rain does Saint-Dionisy get?
About 761 mm a year, more than 52% of mainland French towns. September is the wettest month (108 mm) and July the driest (22 mm).
How sunny is it?
The nearest Météo-France station that records sunshine, Nîmes-Courbessac (15 km away), averages 2,680 hours of sunshine a year.
Are these figures for Saint-Dionisy itself?
No: they are the normals of the Météo-France station matched to Saint-Dionisy, Villevieille, 11 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 VILLEVIEILLE, edited 15/10/2026); altitude: IGN, RGE ALTI®. Licence Ouverte 2.0. Today’s forecast for Saint-Dionisy →
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.