Weather in Longmont Colorado - What to Expect in 2023
General Climate in Longmont, Colorado
Longmont, Colorado is located in the northern part of the state. It is part of Boulder County, and is situated in the foothills of the Rocky Mountains. This city enjoys a mild climate with long, hot summers and cold, snowy winters. The average temperature in Longmont is 57°F, with temperatures ranging from -3°F in January to 95°F in July.
Average Rainfall and Snowfall in Longmont
Longmont, Colorado has an average annual rainfall of 15.3 inches, with the wettest months being May and August. Snowfall in Longmont averages 44 inches per year, with the snowiest months being December and January. The city is also prone to hail storms, especially in the spring.
Spring Weather in Longmont
Spring in Longmont is usually mild, with temperatures ranging from 40°F to 70°F. March is often the wettest month, and hail storms are common. April is usually sunny and mild, while May can be quite warm and humid. June is typically the warmest month of the year, with temperatures reaching into the 80°F range.
Summer Weather in Longmont
Summer weather in Longmont is usually hot and dry, with temperatures ranging from 70°F to 95°F. July is typically the warmest month of the year, with the heat sometimes reaching into the triple digits. Thunderstorms are common in the summer months, with July and August being the wettest months.
Fall Weather in Longmont
Fall weather in Longmont is typically mild, with temperatures ranging from 40°F to 70°F. September is usually the wettest month, with October and November being dry and mild. December is usually cold and dry, with temperatures dipping into the 20s and 30s.