Toulouse weather in September

September in Toulouse: warm, a little rain, with clean air — one of the best months to visit.

Updated September 2026 · climate normals from ERA5 reanalysis

Toulouse🇫🇷 France · Southern France · City93
  1. 63Jan
  2. 71Feb
  3. 77Mar
  4. 85Apr
  5. 90May
  6. 88Jun
  7. 84Jul
  8. 83Aug
  9. 93Sep
  10. 86Oct
  11. 72Nov
  12. 66Dec

#1 of 12 months in Toulouse · #104 of 1413 destinations to visit in September · comfort 93/100 (tier S)

Days
26°C
Nights
15°C
Wet days
6
Sun
9.7 h
Humidity
67%
Daylight
13 h
Toulouse, France
Photo: TBD Traveller · Pexels

Traveller notes on Toulouse in September

Notes from nearby Carcassonne (85 km away)

Toulouse doesn't have its own notes for September yet — these are about Carcassonne, close enough to share the season.

Carcassonne's forum is candid that September can go either way — hot or cool, wet or dry, with daytime temperatures sometimes still over 30°C but without July and August's oppressive nights. Regulars flag the near-constant wind as a defining feature of the city year-round, worth a windproof layer regardless of the temperature.
Tripadvisor community · September · 1 month ago · about Carcassonne · Read more on Tripadvisor ↗

Other months in Toulouse

Forum posters describe November in Toulouse as not very cold, typically 10-15C with real wind, and daytime temperatures often cited around 50-55F even as nights turn properly cold - rain is a genuine part of the picture too. Posters are consistent that conditions stay unpredictable and one poster specifically pushed back on the idea that Toulouse in November feels like grim northern France, describing it as not always gloomy or dull despite the cooler, wetter season. Posters generally recommend the city as a worthwhile November destination for museums and cultural sites, provided visitors come prepared with appropriate layers for the wind and occasional rain. Posters generally rate November as a viable, if unglamorous weather-wise, time to visit Toulouse.
Tripadvisor community · November · 1 month ago · Read more on Tripadvisor ↗
Toulouse takes its weather off the Pyrenees, and the forum's warning is about how fast it turns: locals describe leaving the house wrapped up on an overcast morning and the sun arriving an hour later. May averages near 21°C by day and 12 overnight, with rain on about a dozen days, and a French May at large can swing from 5°C to the mid-20s. Layers, and check the forecast a day or two out rather than packing on the month. If the Pyrenees are the point, regulars call May iffy for high walking — long stretches of path are clear, but sheltered sections can still hold real snow.
Tripadvisor community · May · 1 month ago · Read more on Tripadvisor ↗

Add your own note from Toulouse's card on the map.

Toulouse climate normals — September

Daytime high26°C / 78°F🌤 warm
Nighttime low15°C / 58°F
Feels like (high)26°C / 79°F
Rainfall36 mm / 1.4 in🌦 some rain
Rainy days6 days
Humidity67%💧 humid
Dew point13°C / 55°F
Sunshine9.7 h/day
Daylight12.5 h
Wind17 km/h / 11 mph
Air quality (US AQI)35🍃 good

Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.

Crowds in Toulouse in September

How busy the place itself is — school and mass holidays, the months an editor tagged, and how sought-after the weather makes them. Never part of the comfort score.

Busyschool holidays in 3 of the markets that fill it, one of its best months for weather(estimated)

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Peak crowdsBusyShoulder seasonQuiet

Best months for Toulouse's weather

Ranked by this destination's own climate comfort score across the year — a different thing from how busy it gets (see Crowds above).

Best weatherToulouse's best weather comes in May, June and September — separate windows, not one continuous season.

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Best weatherFair weatherToughest weather

What's on in Toulouse in September

Recurring seasonal events, natural spectacles, closures and holidays — curated and sourced.

  • Season

    Vent d'autan

    15 Sep – 30 Apr · usuallyWind seasonRisk

    A warm southeasterly that funnels between the Montagne Noire and the Pyrenees and can blow for two or three days without pause. Locals blame it for headaches and bad temper, and they are not entirely joking.

What's on around the world in September →

Nearby, and something's on

Within 300 km of Toulouse — a day trip or a short hop — with something on this month. Never part of the comfort score.

Where is Toulouse?

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Toulouse in September — FAQ

Is September a good time to visit Toulouse?
September in Toulouse: warm, a little rain, with clean air — one of the best months to visit. It ranks #1 of 12 months for Toulouse on SeasonMap's comfort score (93/100).
What is the weather like in Toulouse in September?
In September, Toulouse averages a daily high of 25.7°C and a low of 14.5°C, with about 35.9 mm of rain over roughly 6.1 rainy days.
What is the air quality in Toulouse in September?
Toulouse has a mean US Air Quality Index of about 35 in September.

Within 300 km: Soldeu's Summer lifts and trails around 20 Jun – 15 Sep, and Girona's Emporda grape harvest around 25 Aug – 5 Oct.