Ice rarely forms: Trassanel sees fewer frosts than 93% of mainland French towns
The warmest part of a July day comes in at 27.6°C on average. From frosty January to warm July, readings climb 24°C. Summer afternoons here are warmer than in 74% of mainland French towns. The heating season runs December to March: each of those months averages under 10°C.
Figures from Météo-France’s Caunes-Minervois station, 3.8 km east.
A year in Trassanel at a glance
Each month’s typical high and low in °C, at the Caunes-Minervois station.
What a year in Trassanel feels like
Typical highs and lows by season and by month, from Météo-France’s 1991–2020 normals at Caunes-Minervois.
About 768 mm of rain a year
November is the wettest month and July the driest. About 22 days a year bring 10 mm or more. The wettest of 23 towns of 2,500+ in Aude.
Rain by month
Millimeters
Sunshine by month
Hours of sunshine at Carcassonne
18 frosts and 76 days of 25°C a year
On about 18 nights a year the air drops to 0°C or below, and on about 1 days it stays below freezing all day. About 76 days a year reach 25°C, and 25 reach 30°C.
Day counts are Météo-France’s 1991–2020 normals at Caunes-Minervois: 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 Caunes-Minervois
Caunes-Minervois is 3.8 km east of Trassanel. Every figure on this page is the station’s, not a measurement in Trassanel itself.
| Station (Météo-France number) | Caunes-Minervois (11081003) |
| Distance from the town | 3.8 km east |
| Station altitude | 371 m |
| Town altitude (its center) | 466 m |
| Period | 1991–2020 |
| Sunshine measured at | Carcassonne, 19 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 Trassanel 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 Aude.
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 |
|---|---|---|---|---|
| Trassanel | Caunes-Minervois | 27.6°C | 3.5°C | 768 mm |
| Conques-sur-Orbiel 9.1 km | Carcassonne | 28.8°C 1.2°C warmer | 3.5°C about the same | 665 mm |
| Villemoustaussou 12 km | Carcassonne | 28.8°C 1.2°C warmer | 3.5°C about the same | 665 mm |
| Pennautier 15 km | Carcassonne | 28.8°C 1.2°C warmer | 3.5°C about the same | 665 mm |
| Trèbes 15 km | Carcassonne | 28.8°C 1.2°C warmer | 3.5°C about the same | 665 mm |
| Carcassonne 16 km | Carcassonne | 28.8°C 1.2°C warmer | 3.5°C about the same | 665 mm |
| Mazamet 17 km | Dourgne | 28.3°C 0.7°C warmer | 2.5°C 1°C colder | 896 mm |
Trassanel weather by month
Average daily high and low, mean temperature and rain, 1991–2020, at the Caunes-Minervois station; sunshine at Carcassonne.
| Month | High | Low | Mean | Rain | Sun (hours) |
|---|---|---|---|---|---|
| January | 9.4°C | 3.5°C | 6.4°C | 78 mm | 95 |
| February | 10.3°C | 3.6°C | 6.9°C | 61 mm | 122 |
| March | 13.6°C | 5.9°C | 9.8°C | 66 mm | 174 |
| April | 16.3°C | 7.9°C | 12.1°C | 85 mm | 192 |
| May | 20.1°C | 11.3°C | 15.7°C | 68 mm | 220 |
| June | 24.6°C | 14.8°C | 19.7°C | 43 mm | 248 |
| July | 27.6°C | 17.1°C | 22.4°C | 25 mm | 283 |
| August | 27.8°C | 17.3°C | 22.6°C | 42 mm | 268 |
| September | 23.4°C | 14.4°C | 18.9°C | 57 mm | 216 |
| October | 18.3°C | 11.4°C | 14.9°C | 84 mm | 152 |
| November | 12.9°C | 7.0°C | 10.0°C | 87 mm | 105 |
| December | 10.2°C | 4.4°C | 7.3°C | 72 mm | 95 |
| Year | 17.9°C | 9.9°C | 13.9°C | 768 mm | 2,170 |
Where Trassanel’s numbers come from
Averages over 30 years, not a forecast.
- Temperature, rain and day counts: Météo-France’s fiche climatologique for Caunes-Minervois, 3.8 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, Carcassonne, 19 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 Aude.
Météo-France fiches climatologiques · IGN RGE ALTI®. Licence Ouverte 2.0.
Questions about Trassanel’s climate
How warm does Trassanel get in summer?
August is the warmest month, with average highs of 27.8°C. About 76 days a year reach 25°C, more than 69% of mainland French towns, and about 25 reach 30°C.
How cold does Trassanel get in winter?
January nights average 3.5°C. The air drops to 0°C or below on about 18 nights a year, and about 1 days a year stay below freezing all day.
How much rain does Trassanel get?
About 768 mm a year, more than 53% of mainland French towns. November is the wettest month (87 mm) and July the driest (25 mm).
How sunny is it?
The nearest Météo-France station that records sunshine, Carcassonne (19 km away), averages 2,170 hours of sunshine a year.
Are these figures for Trassanel itself?
No: they are the normals of the Météo-France station matched to Trassanel, Caunes-Minervois, 3.8 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 CAUNES-MINERVOIS, edited 15/10/2026); altitude: IGN, RGE ALTI®. Licence Ouverte 2.0. Today’s forecast for Trassanel →
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.