Pollen count in Portugal

• Thursday 😩
  Alder: 1.1 g/m³
  Birch: 20 g/m³
  Grass: 193.6 g/m³
  Olive: 5831.7 g/m³
  
• Friday 😩
  Alder: 1.4 g/m³
  Birch: 7.9 g/m³
  Grass: 140.2 g/m³
  Olive: 3037 g/m³
  
• Saturday 😩
  Birch: 4.8 g/m³
  Grass: 112.9 g/m³
  Olive: 3250.6 g/m³
  
• See our chart for an hourly overview.

• 4-Day Chart
• Annual Overview

In Portugal, there are different pollen seasons. Trees produce pollen from January to April. This is the first pollen season. Olive, almond, and cypress trees are some of the culprits.

From April to June, grasses produce pollen. This is the second pollen season. Many types of grasses grow in Portugal, and they all release pollen into the air.

In the summer, from June to August, weeds produce pollen. This is the third pollen season. Weeds like ragweed and sorrel are common in Portugal and release a lot of pollen.

The pollen seasons can be different from year to year. Weather conditions like rain and temperature affect how much pollen is released. Some years can be worse than others for people with pollen allergies.

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 Portugal 🌾. 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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