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
Sunday, 25 October 2026
Grass pollen
None
Birch pollen
None
Alder pollen
None
Mugwort pollen
None
Air qualityfair
Not every symptom comes from pollen — irritating air, mostly ozone in summer, causes the same dry cough and burning eyes.
Hay fever pressure0.5/ 5None
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
Moderate rain (14.0 mm)
Tomorrow
Moderate drizzle
Day after tomorrow
Light drizzle
Pollen by city in Zuid-Holland
Each city reads its own CAMS grid cell, with its own weather and trend.