Climate in Denver

dropping into the teens. "Chinook" winds, which warm as they descend from the mountains can occasionally bring unseasonably warm temps for days at a time. If you're planning to visit Denver during the winter, be prepared with full winter gear just in case, but also pack a light sweater and t-shirt.

Spring in Denver is pleasant, though generally rather brief. Trees begin budding by late March and are in full leaf by mid April to mid May. March, on average, is Denver's snowiest month.

By June, Denver enters its summer season. Temperatures typically rise in earnest at this time, with most heat waves beginning in mid-June and continuing through July, usually Denver's hottest month with temperatures in the high 80's to mid-90's (31-35 °C). By late July, the southwest monsoon kicks in. In August, short spells of thunderstorms occur about three to four days per week. By late August, temperatures begin to drop with a noticeable difference between day time and night time temperatures. As the days get shorter through September and October, daytime temperatures drop to the high 50's to mid-60's (14-18 °C). Slather on that sunscreen all summer long; the rays are strong and the air is dry, with temperatures often reaching the upper 90s (~35 °C) in July and August.

Autumn is a peaceful time to visit, with mild temperatures, little severe weather and lots of that famous clear blue sky. You'll get to see the trees display their fall colors, which usually peak around mid-September in the mountains and October in the city itself. October usually brings the first snowfall of the season to Denver, although it's very light. By November, it's clear that winter is on its way, with plenty of clouds, some snow and much cooler temperatures.