1. Europe
  2. Netherlands
  3. South Holland
  4. Leiden
  5. Site 88050

Site 88050

Leiden, South Holland

2025-03-18 21:23
AQI (UK)
Low
1
Pollutants|Pollens
PM2.5
μg/m³
4.2
PM10
μg/m³
5
Weather
  • ℃
  • ℉
5℃
51%
10 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (UK)
  • Allergy Risk
  • PM2.5
  • PM10
  • Alder
  • Ragweed
  • Mugwort
  • Birch
  • Olive Tree
  • Grasses
Data Sources
http://luftdaten.info

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  • AQI
  • PM10
  • PM2.5
  • O3
  • NO2
  • CO
  • SO2
37
36
10
6
8
3
8
55
10
7
65
36
49
26
10
6
5
7
3
6
45
10
7
67
13
47
45
6
7
3
63
5
7
74
32
48
14
4
10
60
27
7
7
60
49
51
21
50
7
--
46
5
7
7
7
7
26
6
6
3
9
45
10
7
67
13
52
6
6
7
3
65
6
74
32
48
14
7
6
10
60
27
7
7
60
49
25
50
7
50
7
--
46
5
7
7
3
65
41
20
63
51
23
51
--
7
67
20
64
39
34
21
50
7
64
24
63
51
56
45
61
51
72
76
56
72
72
65
64
60
76
67
56
76
76
72
65
56
76
10
7
67
13
52
6
74
36
10
60
27
60
49
--
--
65
20
51
67
20
64
34
21
64
37
56
61
51
72
76
56
72
72
65
60
76
67
56
76
76
72
65
56
76
18
45
7
27
48
12
60
41
--
30
--
59
35
26
+−
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