What to pack for Boston, year-round

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

• January 2°C · 10 rain days · 20 items Heavy layers
• February 3°C · 10 rain days · 20 items Heavy layers
• March 7°C · 11 rain days · 20 items Heavy layers
• April 14°C · 11 rain days · 19 items Layered casual
• May 19°C · 11 rain days · 18 items Light + sun cover
• June 25°C · 11 rain days · 18 items Light + sun cover
• July 28°C · 9 rain days · 17 items Hot-weather kit
• August 27°C · 9 rain days · 17 items ⚠ Hot-weather kit
• September 23°C · 9 rain days · 17 items ⚠ Light + sun cover
• October 17°C · 10 rain days · 19 items ⚠ Layered casual
• November 11°C · 11 rain days · 19 items Layered casual
• December 5°C · 12 rain days · 20 items Heavy layers