Boulder, Colorado is known for its cold temperatures, especially during the winter months. The coldest temperature ever recorded in Boulder was -33°F (-36°C), which occurred on January 17, 1930. However, it is not uncommon for temperatures to drop below freezing during the winter months, with average low temperatures in the 20s (-6°C to -1°C). Boulder gets so cold because of its location and altitude. It is located in the foothills of the Rocky Mountains at an elevation of 5,430 feet (1,655 meters) above sea level. This high altitude means that Boulder is closer to the atmosphere’s upper... Read More