30-year Average Crop Heat Unit

Description

Crop/Corn Heat Units (CHU) is a temperature-based index often used by farmers and agricultural researchers to estimate whether the climate is warm enough to grow corn. Daily crop heat units are calculated from minimum and maximum temperatures with separate calculations for day and night. The daytime relationship sets the minimum at 10 C for growth up to a maximum of 30 C, beyond which growth slows.

These values are calculated across Canada in 10x10 km cells.

Resources

Name Format Description Link
Climate normals interactive maps HTML Open resource
Climate normals interactive maps HTML Open resource
Using AAFC Climate Services (English) PDF Open resource
Pre-packaged GeoTif files (No linguistic component) annual Unknown Open resource
Pre-packaged GeoTif files (No linguistic component) monthly Unknown Open resource
Pre-packaged Maps (English) PDF Open resource
Pre-packaged Maps (French) PDF Open resource
Data Product Specification (English) PDF Open resource
Data Product Specification (French) PDF Open resource

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