Air Quality in Alphen aan den Rijn, Netherlands

Windy
14.6°C · 53.5% humidity
14.6°
Feels 14.6°
60
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
9 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
105 3pm
107
94
60 6pm
71
78
84 9pm
88
111
113 12am
114
115
116 3am
117
97
90 6am
91
91
91 9am
91
91
98 12pm
98
98
Station readings
105
107
94
86
CAMS model adj +64
34
34
34
34
34
34
34
34
54
54
54
54
54
54
34
27
27
27
27
27
27
34
34
34
AD 728×90

Air Quality Index Trend

46h · 2 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. Current PM2.5 concentration in Alphen aan den Rijn is 3.3× the WHO annual guideline of 5 µg/m³.

53.5%
Humidity
85.4 km/h
Wind NNE
1022.8 hPa
Pressure
4.4
UV Moderate
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
60
16.4 µg/m³
PM10
38
41.15 µg/m³
050100150200300500

What is the weather forecast for Alphen aan den Rijn?

Temperature & Precipitation

PM2.5 Trend

46h · 2 stations
PM2.516.4 µg/m³ ×1.1 WHO
Moderate
PM1041.15 µg/m³
Good
UV INDEX4.4
Moderate
AD 300×250
Station readings (9 stations within 25 km)
16.4
Median
17.86
Average
7.4
Low
35.33
High
PM2.5 µg/m³ · Model: 13.7 · Bias: -2.7

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

05-29
15.4° 13.8°
05-30
14.1° 13.0°
0.25 mm
05-31
21.1° 10.7°
0.81 mm
06-01
18.7° 11.5°
06-02
24.4° 14.1°
10.94 mm
06-03
15.0° 12.3°
3.19 mm
06-04
26.2° 20.5°
5.12 mm
Both models agree Avg diff: 3.8°C

Where are air quality stations near Alphen aan den Rijn?

6
Willem de Zwijgerlaan, Leiden
11.0 km PM2.5: 1.4 µg/m³
13
Oude Meije, Zegveld
12.5 km PM2.5: 3.1 µg/m³
79
netherlands-voorhout-linnaeuslaan
15.4 km 19.2°C 78.9% RH PM2.5: 25.5 µg/m³ PM10: 29.8 µg/m³
48
PNH Hoofddorp
22.4 km PM2.5: 11.5 µg/m³
100
netherlands-laak-binckhorstlaan
22.8 km 21.9°C 79.8% RH PM2.5: 35.4 µg/m³ PM10: 44.0 µg/m³
62
Snelweg, Breukelen
24.0 km PM2.5: 17.3 µg/m³
34
PNH Badhoevedorp
24.2 km PM2.5: 8.2 µg/m³
73
Den Haag-Neherkade
24.2 km PM2.5: 22.4 µg/m³ PM10: 37.7 µg/m³
9
Wielsekade, Cabauw
25.1 km PM2.5: 2.2 µg/m³
74
Rotterdam
25.1 km PM2.5: 23.0 µg/m³

What cities are near Alphen aan den Rijn?

61 Boskoop 55 Bodegraven 52 Leiderdorp 61 Waddinxveen 64 Benthuizen 50 Merenwijk 51 Leiden 58 Gouda 65 Zoetermeer 63 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 2026-05-29T16:23 UTC.