What to pack for Boise, year-round

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

• January 4.4°C · 10 rain days · 18 items Heavy layers
• February 7.7°C · 9 rain days · 17 items Heavy layers
• March 13.1°C · 9 rain days · 17 items Layered casual
• April 17.6°C · 7 rain days · 19 items Layered casual
• May 23.2°C · 8 rain days · 17 items Light + sun cover
• June 28.9°C · 3 rain days · 17 items Hot-weather kit
• July 34.9°C · 1 rain days · 16 items Hot-weather kit
• August 33.6°C · 1 rain days · 17 items ⚠ Hot-weather kit
• September 27.7°C · 3 rain days · 17 items ⚠ Hot-weather kit
• October 19°C · 5 rain days · 18 items ⚠ Light + sun cover
• November 9.8°C · 8 rain days · 17 items Heavy layers
• December 3.9°C · 12 rain days · 18 items Heavy layers