Hay fever & pollen today in Zuid-Holland
Pollen forecast and radar for Zuid-Holland (Rotterdam, Den Haag, Leiden). Current levels by pollen type and 7-day trend.
Pollen forecast by type — Zuid-Holland
None
Zuid-Holland
Thursday, 10 September 2026
Grass pollen
None
Birch pollen
None
Alder pollen
None
Mugwort pollen
None
Air qualitymoderate
Not every symptom comes from pollen — irritating air, mostly ozone in summer, causes the same dry cough and burning eyes.
Hay fever pressure1.8/ 5Low
Mostly from air quality, not pollen
Pollen trend — Zuid-Holland
Pollen level trends in Zuid-Holland — today and coming days.
Hay fever weather in Zuid-Holland
Today
Overcast
Tomorrow
Moderate drizzle
Day after tomorrow
Overcast
Pollen by city in Zuid-Holland
Each city reads its own CAMS grid cell, with its own weather and trend.