Ice rarely forms: Teillay sees fewer frosts than 79% of mainland French towns
In July the day’s top temperature is typically 25.0°C. Warm afternoons come less often than in 74% of mainland French towns. December is the wettest month, July the driest. From May to September, highs of 19–25°C make it easy to spend the day outdoors.
These are the figures of Météo-France’s La Noë-Blanche station, 18 km west.
A year in Teillay at a glance
Each month’s typical high and low in °C, at the La Noë-Blanche station.
What a year in Teillay feels like
Typical highs and lows by season and by month, from Météo-France’s 1991–2020 normals at La Noë-Blanche.
About 781 mm of rain a year
December is the wettest month and July the driest. About 23 days a year bring 10 mm or more. 24th wettest of 99 towns of 2,500+ in Ille-et-Vilaine.
Rain by month
Millimeters
Sunshine by month
Hours of sunshine at Rennes-Saint-Jacques
28 frosts and 46 days of 25°C a year
On about 28 nights a year the air drops to 0°C or below, and on about 1 days it stays below freezing all day. About 46 days a year reach 25°C, and 10 reach 30°C.
Day counts are Météo-France’s 1991–2020 normals at La Noë-Blanche: 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 La Noë-Blanche
La Noë-Blanche is 18 km west of Teillay. Every figure on this page is the station’s, not a measurement in Teillay itself.
| Station (Météo-France number) | La Noë-Blanche (35202001) |
| Distance from the town | 18 km west |
| Station altitude | 89 m |
| Town altitude (its center) | 80 m |
| Period | 1991–2020 |
| Sunshine measured at | Rennes-Saint-Jacques, 33 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 Teillay 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 Ille-et-Vilaine.
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 |
|---|---|---|---|---|
| Teillay | La Noë-Blanche | 25.0°C | 3.2°C | 781 mm |
| Bain-de-Bretagne 12 km | same station | 25.0°C about the same | 3.2°C about the same | 781 mm |
| Châteaubriant 15 km | Soudan | 25.4°C about the same | 2.8°C about the same | 826 mm |
| Martigné-Ferchaud 15 km | Soudan | 25.4°C about the same | 2.8°C about the same | 826 mm |
| Retiers 16 km | Soudan | 25.4°C about the same | 2.8°C about the same | 826 mm |
| Janzé 17 km | Rennes-Saint-Jacques | 24.8°C about the same | 3.3°C about the same | 691 mm |
| Pléchâtel 17 km | same station | 25.0°C about the same | 3.2°C about the same | 781 mm |
Teillay weather by month
Average daily high and low, mean temperature and rain, 1991–2020, at the La Noë-Blanche station; sunshine at Rennes-Saint-Jacques.
| Month | High | Low | Mean | Rain | Sun (hours) |
|---|---|---|---|---|---|
| January | 8.6°C | 3.2°C | 5.9°C | 84 mm | 68 |
| February | 9.7°C | 2.9°C | 6.3°C | 63 mm | 93 |
| March | 12.7°C | 4.5°C | 8.6°C | 57 mm | 134 |
| April | 15.6°C | 5.9°C | 10.7°C | 60 mm | 174 |
| May | 19.2°C | 9.1°C | 14.1°C | 61 mm | 202 |
| June | 22.7°C | 11.8°C | 17.3°C | 50 mm | 213 |
| July | 25.0°C | 13.4°C | 19.2°C | 45 mm | 220 |
| August | 25.0°C | 13.5°C | 19.2°C | 46 mm | 207 |
| September | 21.8°C | 11.3°C | 16.6°C | 58 mm | 181 |
| October | 16.8°C | 9.3°C | 13.0°C | 78 mm | 117 |
| November | 12.1°C | 5.9°C | 9.0°C | 87 mm | 84 |
| December | 9.1°C | 3.6°C | 6.3°C | 91 mm | 69 |
| Year | 16.5°C | 7.9°C | 12.2°C | 781 mm | 1,762 |
Where Teillay’s numbers come from
Averages over 30 years, not a forecast.
- Temperature, rain and day counts: Météo-France’s fiche climatologique for La Noë-Blanche, 18 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, Rennes-Saint-Jacques, 33 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 Ille-et-Vilaine.
Météo-France fiches climatologiques · IGN RGE ALTI®. Licence Ouverte 2.0.
Questions about Teillay’s climate
How warm does Teillay get in summer?
July is the warmest month, with average highs of 25.0°C. About 46 days a year reach 25°C, fewer than 74% of mainland French towns, and about 10 reach 30°C.
How cold does Teillay get in winter?
February nights average 2.9°C. The air drops to 0°C or below on about 28 nights a year, and about 1 days a year stay below freezing all day.
How much rain does Teillay get?
About 781 mm a year, more than 55% of mainland French towns. December is the wettest month (91 mm) and July the driest (45 mm).
How sunny is it?
The nearest Météo-France station that records sunshine, Rennes-Saint-Jacques (33 km away), averages 1,762 hours of sunshine a year.
Are these figures for Teillay itself?
No: they are the normals of the Météo-France station matched to Teillay, La Noë-Blanche, 18 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 LA-NOE-BLANCHE, edited 15/10/2026); altitude: IGN, RGE ALTI®. Licence Ouverte 2.0. Today’s forecast for Teillay →
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.