Get real-time pollen forecasts for Denmark directly in Home Assistant.
Automatically creates sensors for 8 pollen types:
- Grass (Græs)
- Birch (Birk)
- Alder (El)
- Hazel (Hassel)
- Elm (Elm)
- Mugwort (Bynke)
- Alternaria
- Cladosporium
Each sensor provides:
- Current pollen level (0-5 scale)
- Today's date
- Future forecast data in attributes
You need access to a Pollen API service:
Option 1: Use the public API (Default)
https://pollen.akj.io
The API is lightweight and hosted for public use. Just use this URL during setup.
Option 2: Self-host with Docker If you prefer to run your own instance:
docker run -d -p 3060:3060 --name pollen-api saturate/pollen-api:latestThen use http://your-server:3060 during setup.
See Saturate/pollen-api for API documentation and deployment options.
After installation:
- Go to Settings → Devices & Services
- Click "Add Integration"
- Search for "Pollen"
- Enter your API URL (e.g.,
http://localhost:3060) - Select region: Copenhagen or Viborg
- Choose language: English or Danish
Pollen data from Astma-Allergi Danmark - updated every 2 hours.