Air Quality in Alphen aan den Rijn, Netherlands

Windy
19.1°C · 51.8% humidity
19.1°
Feels 19.1°
21
Good
Air quality is satisfactory. Enjoy outdoor activities.
11 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
1 7pm
2
2
21 10pm
16
19
16 1am
14
13
12 4am
11
10
10 7am
30
9
9 10am
9
9
9 1pm
2
9
9 4pm
9
2
Station readings
1
1
0
CAMS model adj -25
27
27
27
27
27
34
34
34
34
34
34
34
34
54
34
34
34
34
34
27
34
34
34
27
AD 728×90

Air Quality Index Trend

47h · 1 stn

Alphen aan den Rijn'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.

51.8%
Humidity
60.5 km/h
Wind WNW
1014.5 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
21
4.95 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Alphen aan den Rijn?

Temperature & Precipitation

PM2.5 Trend

47h · 1 station
PM2.54.95 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (11 stations within 25 km)
4.95
Median
4.68
Average
0.14
Low
7.2
High
PM2.5 µg/m³ · Model: 6.25 · Bias: +1.3

What is the 7-day forecast for Alphen aan den Rijn?

07-21
19.9° 16.3°
0.56 mm
07-22
20.0° 16.2°
1.88 mm
07-23
17.5° 15.5°
1.94 mm
07-24
21.3° 16.9°
4.19 mm
07-25
23.1° 14.8°
0.06 mm
07-26
28.2° 16.5°
0.5 mm
07-27
21.5° 18.5°
0.56 mm
Both models agree Avg diff: 1.6°C

Where are air quality stations near Alphen aan den Rijn?

46
Willem de Zwijgerlaan, Leiden
11.0 km PM2.5: 11.0 µg/m³
34
Oude Meije, Zegveld
12.5 km PM2.5: 8.2 µg/m³
–
netherlands-voorhout-linnaeuslaan
15.4 km 18.7°C 74.2% RH PM2.5: 0.1 µg/m³ PM10: 0.1 µg/m³
74
PNH Hoofddorp
22.4 km PM2.5: 23.0 µg/m³
–
netherlands-laak-binckhorstlaan
22.8 km 20.7°C 66.5% RH PM2.5: 0.0 µg/m³ PM10: 1.1 µg/m³
21
Snelweg, Breukelen
24.0 km PM2.5: 5.0 µg/m³
54
PNH Badhoevedorp
24.2 km PM2.5: 13.5 µg/m³
7
Den Haag-Neherkade
24.2 km PM2.5: 1.7 µg/m³ PM10: -3.2 µg/m³
21
Wielsekade, Cabauw
25.1 km PM2.5: 5.0 µg/m³
34
Rotterdam
25.1 km PM2.5: 8.2 µg/m³

What cities are near Alphen aan den Rijn?

21 Boskoop 23 Bodegraven 27 Leiderdorp 21 Waddinxveen 22 Benthuizen 28 Merenwijk 28 Leiden 25 Gouda 22 Zoetermeer 20 Oegstgeest
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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 2026-07-21T20:08 UTC.