Air Quality in Calw, Germany
Clear
14.0°C · 46.6% humidity
14.0°
Feels 14.0°
26
Good
Air quality is satisfactory. Enjoy outdoor activities.
3 stations
Nearby Monitoring Stations
Calw's air quality — share it
AQI Forecast
Calibrated
27
1am
27
26
26
4am
26
26
26
7am
6
6
26
10am
26
6
6
1pm
6
0
0
4pm
6
6
6
7pm
0
0
0
10pm
6
6
Station readings
27
27
26
24
CAMS model
adj -28
54
54
54
54
54
54
54
34
34
54
54
34
34
34
27
27
34
34
34
27
27
27
34
34
Air Quality Index Trend
17h · 3 stnCalw'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.
46.6%
Humidity
26.3 km/h
Wind SSW
1015.3 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
6.18 µg/m³
PM10
20.55 µg/m³
050100150200300500
What is the weather forecast for Calw?
Temperature & Precipitation
PM2.5 Trend
17h · 3 stationsPM2.56.18 µg/m³
✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX0.7
Low
Station readings (3 stations within 25 km)
6.18
Median
5.83
Average
4.8
Low
7.2
High
PM2.5 µg/m³ · Model: 9.75 · Bias: +3.6
What is the 7-day forecast for Calw?
07-22
26.5° 14.0°
1.88 mm
07-23
21.8° 17.0°
0.06 mm
07-24
21.7° 14.6°
07-25
30.6° 11.8°
4.25 mm
07-26
32.2° 12.9°
0.25 mm
07-27
27.6° 15.1°
0.25 mm
07-28
27.0° 15.5°
0.5 mm
Both models agree
Avg diff: 3.6°C
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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 2026-07-22T02:14 UTC.