Rio — Health & Allergies

The current pollen index at Rio, Piedmont, Italy is 1 out of 4, rated as Low. Active species: Grass, Olive, Mugwort.

Pollen season at Rio typically runs from March to October. Grass pollen peaks in late spring and summer, while birch and alder are most active in early spring. Olive pollen peaks in May–June in Mediterranean regions.

Current conditions at Rio show a pollen level of Low. Check our hourly trend chart for the best times to be outdoors.

Our pollen forecast uses the CAMS (Copernicus Atmosphere Monitoring Service) model, which tracks 6 major pollen types: birch, olive, grass, alder, ragweed, and mugwort. Data is updated hourly with 24-hour forecasts.