Air Quality in Saint-Martin-d'Hères, France
Rain
17.9°C · 87.0% humidity
17.9°
Feels 17.9°
51
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
7 stations
Nearby Monitoring Stations
AQI Forecast
34
3pm
34
34
51
6pm
46
63
60
9pm
58
57
56
12am
56
55
55
3am
55
54
54
6am
34
27
34
9am
34
34
27
12pm
27
27
Air Quality Index Trend
48h · 6 stnSaint-Martin-d'Hères'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.
87.0%
Humidity
19.8 km/h
Wind WNW
1014.7 hPa
Pressure
5.9
UV High
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
12.11 µg/m³
PM10
27.45 µg/m³
050100150200300500
What is the weather forecast for Saint-Martin-d'Hères?
Temperature & Precipitation
PM2.5 Trend
48h · 6 stationsPM2.512.11 µg/m³
✓ WHO
Moderate
PM1027.45 µg/m³
Good
UV INDEX5.9
High
Station readings (7 stations within 25 km)
12.11
Median
12.76
Average
11.5
Low
15.0
High
PM2.5 µg/m³ · Model: 7.35 · Bias: -4.8
What is the 7-day forecast for Saint-Martin-d'Hères?
05-29
17.9° 9.8°
4.88 mm
05-30
17.8° 7.8°
0.38 mm
05-31
18.7° 10.9°
1.25 mm
06-01
25.4° 11.5°
06-02
17.7° 12.3°
5.87 mm
06-03
18.9° 8.3°
0.06 mm
06-04
21.1° 13.7°
1.63 mm
Both models agree
Avg diff: 6.0°C
Where are air quality stations near Saint-Martin-d'Hères?
44
Saint-Martin DHeres, France
26
Saint-Martin DHeres, France
25
Saint-Martin DHeres, France
27
Saint-Martin DHeres, France
49
Grenoble Les Frenes, France
65
Rocade Sud Eybens, France
44
Grenoble Grands Boulevards, France
50
Gresivaudan, Est Grenoblois , France
46
Vif, Sud Grenoblois , France
20
Voiron Urbain, France
What cities are near Saint-Martin-d'Hères?
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Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-05-29T16:44 UTC.