What to pack for Düsseldorf, year-round

Düsseldorf has 12 distinct packing realities. Pick the month you're traveling — each opens a full data-driven list:

• January 6.1°C · 17 rain days · 20 items Heavy layers
• February 8.1°C · 13 rain days · 18 items Heavy layers
• March 11°C · 13 rain days · 18 items Layered casual
• April 14.7°C · 11 rain days · 16 items Layered casual
• May 18.5°C · 12 rain days · 18 items Light + sun cover
• June 23°C · 11 rain days · 17 items Light + sun cover
• July 24.1°C · 13 rain days · 17 items Light + sun cover
• August 23.9°C · 14 rain days · 16 items Light + sun cover
• September 20.5°C · 10 rain days · 16 items Light + sun cover
• October 15.7°C · 14 rain days · 18 items Layered casual
• November 10.2°C · 14 rain days · 16 items Layered casual
• December 7.3°C · 17 rain days · 20 items Heavy layers