Carcassonne in Summer
In summer (June, July and August), Carcassonne sees average daytime highs around 26°C and overnight lows near 16°C, with 131 mm of rain over about 22 wet days across the season. It is the warmest season of the year and the driest season of the year.
Over the season highs climb from about 22°C in early June to 26°C by late August. The sky is clear or mostly clear about 40% of the time across summer, and the air most often feels dry.
Summer is Carcassonne's best season of the year to visit on our travel score. For the whole year in context, see Carcassonne's year-round climate.
- Avg daytime high
- 26°C
- warmest season of the year
- Avg overnight low
- 16°C
- Rainfall
- 131 mm
- 22 wet days
- Avg wind
- 12 km/h
- Travel score
- 7.2
- best season of the year
- Months
- Jun · Jul · Aug
Temperature in Carcassonne in Summer
Over the season highs climb from about 22°C in early June to 26°C by late August.
A typical summer day in Carcassonne reaches about 26°C and drops to 16°C overnight. The warmest of the three months is August, the coolest June.
How summer really feels in Carcassonne
Once humidity and wind are folded in, summer brings about 0 days that feel above 32°C and 0 that feel at or below 0°C.
summer sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.
Carcassonne weather by month
How the three summer months (June, July and August) compare with the rest of the year — the season's months are highlighted.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Snow days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|---|
| Jan | 9° / 3° | 81 | 11.7 | 2.2 | 9.2 | 1.6 |
| Feb | 10° / 3° | 64 | 10.3 | 2.1 | 10.2 | 2.1 |
| Mar | 13° / 5° | 69 | 10.4 | 1.2 | 11.6 | 3.8 |
| Apr | 16° / 7° | 82 | 11.8 | 0.2 | 13.2 | 4.7 |
| May | 20° / 11° | 78 | 11.3 | 0.1 | 14.4 | 6.0 |
| Jun | 24° / 14° | 53 | 7.6 | 0 | 15.1 | 7.2 |
| Jul | 26° / 16° | 37 | 7 | 0 | 14.9 | 7.3 |
| Aug | 27° / 16° | 41 | 7.5 | 0 | 13.8 | 7.2 |
| Sep | 23° / 13° | 53 | 7.7 | 0 | 12.3 | 7.2 |
| Oct | 18° / 10° | 67 | 9.4 | 0 | 10.8 | 5.9 |
| Nov | 13° / 6° | 83 | 11.1 | 0.5 | 9.5 | 3.3 |
| Dec | 10° / 4° | 77 | 11.1 | 1.1 | 8.9 | 2.0 |
Cloud cover in Summer
The sky is clear or mostly clear about 40% of the time across summer.
Chance of precipitation in Summer
Carcassonne gets around 131 mm of rain over 22 wet days across summer. The line is the day-by-day chance of measurable precipitation.
Humidity in Summer
Most of summer feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Summer
Winds average 12 km/h across summer.
Sunrise & sunset in Summer
Daylight runs from about 15 hours in early June to 13 h 06 min by late August. The lit band spans sunrise to sunset each day.
Solar energy in Summer
Average shortwave solar energy reaching the ground each day across summer, about 6.0 kWh/m².
Is summer a good time to visit Carcassonne?
Our two travel scores rate summer for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
summer is one of the better times to visit Carcassonne for general sightseeing. The water and warmth also suit a beach or pool day.
What to pack for Carcassonne in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Carcassonne sees daytime highs around 26°C and nights near 16°C. Pack sun protection. Worth having: light clothes. About 22 days see rain.
Sea temperature near Carcassonne in Summer
The nearest coast averages about 21°C across summer — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 64 km away) is warmest in August at about 22°C and coldest in February near 12°C.
It's comfortable for a long swim from Jun 30 to Sep 19 — about 2.7 months when the water holds above 20°C.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 12 | 12 | 12 | 14 | 16 | 19 | 21 | 22 | 20 | 18 | 16 | 14 |
| Comfort | Bracing | Bracing | Bracing | Bracing | Cool | Cool | Refreshing | Refreshing | Refreshing | Cool | Cool | Bracing |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 12 | Bracing |
| Feb | 12 | Bracing |
| Mar | 12 | Bracing |
| Apr | 14 | Bracing |
| May | 16 | Cool |
| Jun | 19 | Cool |
| Jul | 21 | Refreshing |
| Aug | 22 | Refreshing |
| Sep | 20 | Refreshing |
| Oct | 18 | Cool |
| Nov | 16 | Cool |
| Dec | 14 | Bracing |
UV index in Carcassonne in Summer
Clear-sky midday UV across summer averages around 8 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Carcassonne peaks around July 16 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 at about 1 (low).
The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 1 | 3 | 4 | 6 | 7 | 8 | 9 | 8 | 5 | 3 | 2 | 1 |
| Level | Low | Moderate | Moderate | High | High | Very high | Very high | Very high | High | Moderate | Low | Low |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 1 | Low |
| Feb | 3 | Moderate |
| Mar | 4 | Moderate |
| Apr | 6 | High |
| May | 7 | High |
| Jun | 8 | Very high |
| Jul | 9 | Very high |
| Aug | 8 | Very high |
| Sep | 5 | High |
| Oct | 3 | Moderate |
| Nov | 2 | Low |
| Dec | 1 | Low |
Air quality in Carcassonne in Summer
Average fine-particle pollution (PM2.5) through the year — so you can see where summer falls, not just the annual average.
Air quality in Carcassonne is worst in March — around 15 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 14 | 13 | 15 | 15 | 12 | 12 | 10 | 10 | 10 | 11 | 11 | 13 |
| Level | Moderate | Moderate | Moderate | Moderate | Good | Good | Good | Good | Good | Good | Good | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 14 | Moderate |
| Feb | 13 | Moderate |
| Mar | 15 | Moderate |
| Apr | 15 | Moderate |
| May | 12 | Good |
| Jun | 12 | Good |
| Jul | 10 | Good |
| Aug | 10 | Good |
| Sep | 10 | Good |
| Oct | 11 | Good |
| Nov | 11 | Good |
| Dec | 13 | Moderate |
Where is Carcassonne?
Carcassonne sits at 43.2°N, 2.3°E, 113 m above sea level, in France. The nearest listed city is Castres, 44 km away.
Topography around Carcassonne
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Carcassonne.
Within 3 km, the terrain around Carcassonne has only modest variations in elevation — a maximum elevation change of 130 m around an average of 119 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 579 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,862 m.
The land around Carcassonne is covered by artificial surfaces (35%) and trees (25%) within 3 km, trees (43%) within 16 km, and trees (49%) and cropland (21%) within 80 km.
France travel facts
- Travel advisory
- Level 2
- Exercise Increased Caution
- Power plugs
- Type C / E
- 230 V · 50 Hz
- Prices
- ≈ 77% of US
- price level, 2025
- GDP per capita
- $48,986
- 2025
- Happiness
- 6.6 / 10
- World Happiness, 2025
- Safe drinking water
- 100%
- of population, 2024
- Homicide rate
- 1.3
- per 100k, 2023
- Road deaths
- 5.1
- per 100k/yr, 2019
- Income group
- High
- World Bank
- English
- Moderate
- EF EPI 539
- Religion
Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.
Data sources
Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Carcassonne (43.2165°, 2.3486°, elevation 113 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google.