About Boise, ID

Boise, in Idaho, United States, is home to roughly 236,000 people in the America/Boise time zone at 43.6°N latitude.

In 2025, Boise averaged an annual temperature of 55°F, with hottest temperatures reaching 103°F in July and lowest around 5°F in February. The city received approximately 18 inches of precipitation during the year.