Pollen API  |  Google for Developers
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Pollen API
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Page Summary
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The Pollen API provides daily pollen information with up to 1km resolution in over 65 countries using the v1.forecast resource.
The API offers heatmap tile data through the v1.mapTypes.heatmapTiles resource, allowing retrieval of pollen visualization images.
The service endpoint for the Pollen API is https://pollen.googleapis.com, and it is recommended to use Google-provided client libraries for interaction.
The Pollen API.
REST Resource: v1.forecast
REST Resource: v1.mapTypes.heatmapTiles
Service: pollen.googleapis.com
To call this service, we recommend that you use the Google-provided client libraries. If your application needs to use your own libraries to call this service, use the following information when you make the API requests.
Service endpoint
A service endpoint is a base URL that specifies the network address of an API service. One service might have multiple service endpoints. This service has the following service endpoint and all URIs below are relative to this service endpoint:
https://pollen.googleapis.com
REST Resource: v1.forecast
Methods
lookup
GET /v1/forecast:lookup
Returns up to 5 days of daily pollen information in more than 65 countries, up to 1km resolution.
REST Resource: v1.mapTypes.heatmapTiles
Methods
lookupHeatmapTile
GET /v1/mapTypes/{mapType}/heatmapTiles/{zoom}/{x}/{y}
Returns a byte array containing the data of the tile PNG image.
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Except as otherwise noted, the content of this page is licensed under the Creative Commons Attribution 4.0 License, and code samples are licensed under the Apache 2.0 License. For details, see the Google Developers Site Policies. Java is a registered trademark of Oracle and/or its affiliates.
Last updated 2025-08-27 UTC.
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[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Missing the information I need","missingTheInformationINeed","thumb-down"],["Too complicated / too many steps","tooComplicatedTooManySteps","thumb-down"],["Out of date","outOfDate","thumb-down"],["Samples / code issue","samplesCodeIssue","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-08-27 UTC."],[],["The Pollen API, accessible via `pollen.googleapis.com`, offers two main resources: `v1.forecast` and `v1.mapTypes.heatmapTiles`. The `v1.forecast` resource, using the `lookup` method, retrieves up to five days of daily pollen data across 65+ countries, at a resolution of up to 1km. The `v1.mapTypes.heatmapTiles` resource, via the `lookupHeatmapTile` method, returns a PNG image byte array for pollen heatmap tiles, specified by map type, zoom, and x/y coordinates. These calls are made via GET methods.\n"]]
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