Ice rarely forms: Airoux sees fewer frosts than 85% of mainland French towns
The warmest part of a July day comes in at 28.4°C on average. Seasons differ by 25°C, from the coldest nights to the warmest afternoons. Its July heat outdoes that of 85% of mainland French towns. Comfortable outdoor weather, highs of 20–26°C, belongs to May, June, September and October.
Figures from Météo-France’s Castelnaudary station, 9.2 km south-east.
A year in Airoux at a glance
Each month’s typical high and low in °C, at the Castelnaudary station.
What a year in Airoux feels like
Typical highs and lows by season and by month, from Météo-France’s 1991–2020 normals at Castelnaudary.
About 707 mm of rain a year
May is the wettest month and July the driest. About 21 days a year bring 10 mm or more. 2nd wettest of 23 towns of 2,500+ in Aude.
Rain by month
Millimeters
Sunshine by month
Hours of sunshine at Montaut
23 frosts and 90 days of 25°C a year
On about 23 nights a year the air drops to 0°C or below, and on about 1 days it stays below freezing all day. About 90 days a year reach 25°C, and 33 reach 30°C.
Day counts are Météo-France’s 1991–2020 normals at Castelnaudary: 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 Castelnaudary
Castelnaudary is 9.2 km south-east of Airoux. Every figure on this page is the station’s, not a measurement in Airoux itself.
| Station (Météo-France number) | Castelnaudary (11076001) |
| Distance from the town | 9.2 km south-east |
| Station altitude | 160 m |
| Town altitude (its center) | 187 m |
| Period | 1991–2020 |
| Nearest station of any kind | 4.1 km |
| Sunshine measured at | Montaut, 27 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 Airoux 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. 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 |
|---|---|---|---|---|
| Airoux | Castelnaudary | 28.4°C | 3.3°C | 707 mm |
| Castelnaudary 8.6 km | same station | 28.4°C about the same | 3.3°C about the same | 707 mm |
| Villefranche-de-Lauragais 13 km | Ségreville | 28.2°C about the same | 1.8°C 1.5°C colder | 748 mm |
| Revel 15 km | Dourgne | 28.3°C about the same | 2.5°C 0.8°C colder | 896 mm |
| Sorèze 17 km | Dourgne | 28.3°C about the same | 2.5°C 0.8°C colder | 896 mm |
| Nailloux 20 km | Ségreville | 28.2°C about the same | 1.8°C 1.5°C colder | 748 mm |
| Mazères 20 km | Saint-Ybars | 27.1°C 1.3°C cooler | 2.7°C 0.6°C colder | 797 mm |
Airoux weather by month
Average daily high and low, mean temperature and rain, 1991–2020, at the Castelnaudary station; sunshine at Montaut.
| Month | High | Low | Mean | Rain | Sun (hours) |
|---|---|---|---|---|---|
| January | 9.6°C | 3.3°C | 6.4°C | 67 mm | 100 |
| February | 11.0°C | 3.3°C | 7.1°C | 47 mm | 129 |
| March | 14.7°C | 5.4°C | 10.1°C | 55 mm | 170 |
| April | 17.5°C | 7.6°C | 12.5°C | 78 mm | 195 |
| May | 21.1°C | 11.2°C | 16.2°C | 78 mm | 210 |
| June | 25.7°C | 14.8°C | 20.2°C | 61 mm | 238 |
| July | 28.4°C | 16.7°C | 22.5°C | 38 mm | 260 |
| August | 28.6°C | 16.8°C | 22.7°C | 48 mm | 242 |
| September | 24.6°C | 13.8°C | 19.2°C | 51 mm | 212 |
| October | 19.6°C | 11.1°C | 15.4°C | 60 mm | 171 |
| November | 13.4°C | 6.6°C | 10.0°C | 67 mm | 119 |
| December | 10.3°C | 4.0°C | 7.2°C | 58 mm | 113 |
| Year | 18.7°C | 9.6°C | 14.1°C | 707 mm | 2,158 |
Where Airoux’s numbers come from
Averages over 30 years, not a forecast.
- Temperature, rain and day counts: Météo-France’s fiche climatologique for Castelnaudary, 9.2 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, Montaut, 27 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 Airoux’s climate
How warm does Airoux get in summer?
August is the warmest month, with average highs of 28.6°C. About 90 days a year reach 25°C, more than 82% of mainland French towns, and about 33 reach 30°C.
How cold does Airoux get in winter?
January nights average 3.3°C. The air drops to 0°C or below on about 23 nights a year, and about 1 days a year stay below freezing all day.
How much rain does Airoux get?
About 707 mm a year, less than 66% of mainland French towns. May is the wettest month (78 mm) and July the driest (38 mm).
How sunny is it?
The nearest Météo-France station that records sunshine, Montaut (27 km away), averages 2,158 hours of sunshine a year.
Are these figures for Airoux itself?
No: they are the normals of the Météo-France station matched to Airoux, Castelnaudary, 9.2 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 CASTELNAUDARY, edited 15/10/2026); altitude: IGN, RGE ALTI®. Licence Ouverte 2.0. Today’s forecast for Airoux →
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.