Pollen Count in L'Isle-Adam

• Sunday 😩
  Grass: 524.7 g/m³
  Mugwort: 44.3 g/m³
  
• Monday 😩
  Grass: 796.6 g/m³
  Mugwort: 88.3 g/m³
  
• Tuesday 🤧
  Grass: 26.8 g/m³
  Mugwort: 4.8 g/m³
  
• See our chart for an hourly overview.

• 4-Day Chart
• Annual Overview

L'Isle-Adam is in northern France. Pollen seasons vary each year. Trees, grasses, and weeds release pollen. Pollen counts are usually high in spring.

Spring pollen comes from trees. Oak, birch, and plane trees produce a lot of pollen. This happens in March and April. Pollen counts can be very high.

Grasses produce pollen in late spring and summer. June and July are peak months. Weeds like ragweed also produce pollen. This pollen affects people in late summer.

Autumn pollen comes from weeds. Some trees produce pollen in autumn too. Pollen counts are usually lower in autumn. Winter has little to no pollen.