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Pollen in Leiden today

Hardly any pollen in the air in Leiden today. Air quality: good.

Pollen hour by hour

Highest level of all pollen types, local time.

lowmoderatehighvery high

Best time to go outside

Today around 12:00: the least pollen and the cleanest air between 7:00 and 21:00.

Measured now

  • Den Haag-Veerkade good
    particles 4 · nitrogen dioxide 7 µg/m³
    15.2 km · measured 12:00 · by a road
  • De Zilk-Vogelaarsdreef good
    fine particles 4 · particles 10 · nitrogen dioxide 1 · ozone 59 µg/m³
    15.4 km · measured 12:00
  • Den Haag-Bleriotlaan good
    ozone 58 · particles 10 · nitrogen dioxide 3 µg/m³
    16.0 km · measured 12:00
  • Den Haag-Neherkade good
    fine particles 4 · particles 11 · nitrogen dioxide 4 · ozone 56 µg/m³
    16.0 km · measured 12:00 · by a road

Last 48 hours at De Zilk-Vogelaarsdreef · fine particles

9/104
measuredforecast

Readings from official monitoring stations within 20 km (EEA). Stations by a road or industry often measure worse air than elsewhere in the city.

The next days

Highest level per day.

No pollen of note expected in the coming days. The season starts again with alder and hazel in late winter.

TodaySun 11Mon 12Tue 13
Alderlowlowlowlow
Birchlowlowlowlow
Grasslowlowlowlow
Olivelowlowlowlow
Mugwortlowlowlowlow
Ragweedlowlowlowlow
Air qualitygoodgoodgoodgood

For your own street, hour by hour

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