What is the air quality in Challans today?

The current Air Quality Index (AQI) in Challans is 36 (Good). PM2.5 concentration is 8.7 µg/m³.

What is the temperature in Challans right now?

The current temperature in Challans is 15.8°C (feels like 15.8°C). Humidity is 63.0% and wind speed is 44.0 km/h.

Is it safe to go outside in Challans?

Air quality is satisfactory. Enjoy outdoor activities. The UV Index is 0.0 (Low).

Air Quality in Challans, France

Windy

15.8°C · 63.0% humidity

15.8°

Feels 15.8°

Good

Air quality is satisfactory. Enjoy outdoor activities.

Calibrated model

Nearby Monitoring Stations

AQI Forecast

— 10am

—

— 1pm

—

— 4pm

—

— 7pm

—

— 10pm

—

— 1am

—

— 4am

—

— 7am

—

Air Quality Index Trend

46h · 8 stn

View full history →

Challans's air quality is shaped by traffic emissions and residential heating. Pollution levels tend to peak during winter months when cold air traps emissions close to ground level.

63.0%

Humidity

44.0 km/h

Wind WSW

1023.3 hPa

Pressure

0.0

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

8.7 µg/m³

PM10

13.7 µg/m³

050100150200300500

What is the weather forecast for Challans?

Temperature & Precipitation

PM2.5 Trend

46h · 8 stations

PM2.58.7 µg/m³ ✓ WHO

Good

PM1013.7 µg/m³

Good

UV INDEX0.0

Low

What is the 7-day forecast for Challans?

10-21

15.9° 10.8°

0.06 mm

10-22

22.1° 14.2°

0.62 mm

10-23

16.1° 12.3°

12.38 mm

10-24

13.3° 12.6°

0.19 mm

10-25

18.5° 9.0°

0.06 mm

10-26

16.0° 12.4°

1.5 mm

10-27

18.6° 9.1°

8.0 mm

Both models agree Avg diff: 2.9°C

What cities are near Challans?

36 Les Sables-d'Olonne 27 La Roche-sur-Yon 48 Bouguenais 41 Couëron 42 Saint-Herblain 33 Rezé 34 Vertou 29 Nantes 31 Saint-Sébastien-sur-Loire 34 Orvault

Get AQI alerts for Challans

Notify me when air quality reaches:

ModerateAQI > 50 Unhealthy for Sensitive GroupsAQI > 100 UnhealthyAQI > 150 Very UnhealthyAQI > 200

Free · No account · Unsubscribe any time

Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-10-21T11:42 UTC.