Weather without surprises: Rouillé keeps close to the norm for mainland French towns
A typical year brings 814 mm of rain, with July afternoons around 25.9°C and January nights around 2.4°C. A year here swings 24°C from midwinter lows to midsummer highs. By rainfall alone, it ranks wetter than 62% of mainland French towns. An umbrella earns its place on about 120 days a year with 1 mm of rain or more.
Figures from Météo-France’s Lusignan-Inrae station, 6.3 km east.
A year in Rouillé at a glance
Each month’s typical high and low in °C, at the Lusignan-Inrae station.
What a year in Rouillé feels like
Typical highs and lows by season and by month, from Météo-France’s 1991–2020 normals at Lusignan-Inrae.
About 814 mm of rain a year
December is the wettest month and July the driest. About 26 days a year bring 10 mm or more. 3rd wettest of 37 towns of 2,500+ in Vienne.
Rain by month
Millimeters
Sunshine by month
Hours of sunshine at Poitiers-Biard
40 frosts and 57 days of 25°C a year
On about 40 nights a year the air drops to 0°C or below, and on about 4 days it stays below freezing all day. About 57 days a year reach 25°C, and 16 reach 30°C.
Day counts are Météo-France’s 1991–2020 normals at Lusignan-Inrae: 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 Lusignan-Inrae
Lusignan-Inrae is 6.3 km east of Rouillé. Every figure on this page is the station’s, not a measurement in Rouillé itself.
| Station (Météo-France number) | Lusignan-Inrae (86139001) |
| Distance from the town | 6.3 km east |
| Station altitude | 152 m |
| Town altitude (its center) | 148 m |
| Period | 1991–2020 |
| Sunshine measured at | Poitiers-Biard, 29 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 Rouillé 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 Vienne.
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 |
|---|---|---|---|---|
| Rouillé | Lusignan-Inrae | 25.9°C | 2.4°C | 814 mm |
| Lusignan 6.7 km | same station | 25.9°C about the same | 2.4°C about the same | 814 mm |
| Boivre-la-Vallée 15 km | Ménigoute | 27.0°C 1.1°C warmer | 2.2°C about the same | 957 mm |
| Vivonne 17 km | same station | 25.9°C about the same | 2.4°C about the same | 814 mm |
| Valence-en-Poitou 17 km | same station | 25.9°C about the same | 2.4°C about the same | 814 mm |
| Saint-Maixent-l'École 19 km | Ménigoute | 27.0°C 1.1°C warmer | 2.2°C about the same | 957 mm |
| Fontaine-le-Comte 22 km | Poitiers-Biard | 26.1°C about the same | 2.1°C about the same | 695 mm |
Rouillé weather by month
Average daily high and low, mean temperature and rain, 1991–2020, at the Lusignan-Inrae station; sunshine at Poitiers-Biard.
| Month | High | Low | Mean | Rain | Sun (hours) |
|---|---|---|---|---|---|
| January | 8.0°C | 2.4°C | 5.2°C | 80 mm | 70 |
| February | 9.3°C | 1.9°C | 5.6°C | 58 mm | 102 |
| March | 13.0°C | 3.9°C | 8.4°C | 58 mm | 158 |
| April | 15.9°C | 5.6°C | 10.8°C | 64 mm | 183 |
| May | 19.6°C | 9.0°C | 14.3°C | 64 mm | 213 |
| June | 23.4°C | 12.2°C | 17.8°C | 65 mm | 233 |
| July | 25.9°C | 13.9°C | 19.9°C | 49 mm | 251 |
| August | 26.0°C | 13.8°C | 19.9°C | 50 mm | 244 |
| September | 22.3°C | 11.0°C | 16.7°C | 61 mm | 200 |
| October | 17.2°C | 8.8°C | 13.0°C | 82 mm | 131 |
| November | 11.7°C | 5.1°C | 8.4°C | 91 mm | 87 |
| December | 8.4°C | 2.7°C | 5.6°C | 93 mm | 71 |
| Year | 16.7°C | 7.5°C | 12.1°C | 814 mm | 1,941 |
Where Rouillé’s numbers come from
Averages over 30 years, not a forecast.
- Temperature, rain and day counts: Météo-France’s fiche climatologique for Lusignan-Inrae, 6.3 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, Poitiers-Biard, 29 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 Vienne.
Météo-France fiches climatologiques · IGN RGE ALTI®. Licence Ouverte 2.0.
Questions about Rouillé’s climate
How warm does Rouillé get in summer?
August is the warmest month, with average highs of 26.0°C. About 57 days a year reach 25°C, fewer than 56% of mainland French towns, and about 16 reach 30°C.
How cold does Rouillé get in winter?
February nights average 1.9°C. The air drops to 0°C or below on about 40 nights a year, and about 4 days a year stay below freezing all day.
How much rain does Rouillé get?
About 814 mm a year, more than 62% of mainland French towns. December is the wettest month (93 mm) and July the driest (49 mm).
How sunny is it?
The nearest Météo-France station that records sunshine, Poitiers-Biard (29 km away), averages 1,941 hours of sunshine a year.
Are these figures for Rouillé itself?
No: they are the normals of the Météo-France station matched to Rouillé, Lusignan-Inrae, 6.3 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 LUSIGNAN-INRAE, edited 15/10/2026); altitude: IGN, RGE ALTI®. Licence Ouverte 2.0. Today’s forecast for Rouillé →
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.