Pollen count in Cascais

• Thursday 🤧
  Birch: 29.2 g/m³
  Grass: 108.4 g/m³
  Olive: 66.5 g/m³
  
• Friday 😐
  Birch: 6.7 g/m³
  Grass: 17.5 g/m³
  Olive: 29.4 g/m³
  
• Saturday 🤧
  Birch: 1.6 g/m³
  Grass: 24.9 g/m³
  
• See our chart for an hourly overview.

• 4-Day Chart
• Annual Overview

In Cascais, Portugal, there are trees and plants that produce pollen. This happens at different times of the year. Some plants make pollen in the spring, others in the summer.

In the spring, from March to May, trees like oak, birch, and hazel release their pollen. This is the first big pollen season in Cascais. The air is filled with tiny particles.

In the summer, from June to August, grasses and weeds produce pollen. This is the second big pollen season in Cascais. It's a bit shorter than the spring season but still important.

From September to November, some plants like nettle and sorrel release their pollen. This is a smaller pollen season, but it's still important to know about.

Chart

Recommendations

When pollen counts are high, we suggest doing these things to help with allergies, especially on windy days when pollen is flying around.

• Wear masks if necessary
• Shower after going out
• Wear sunglasses if windy
• Close windows and doors
• Use an indoor air purifier
• Avoid wearing woolen clothes outside
• Limit outdoor activities

Annual Pollen Overview

Check out this month-by-month overview of the daily average pollen count in Cascais 🌾. This data is based on previous years and serves as a guideline to help you understand when different pollen seasons typically occur in your city.

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