January is one of the coldest months of the year in Denver, with average high temperatures around 44°F (7°C) and average low temperatures of 17°F (-8°C). January is a great month for skiing and other winter sports.
In February, temperatures in Denver are about one degree warmer than in January, with 7 inches (18 cm) of snowfall.
Denver weather in March: Temperatures are slightly higher in March which is the month with the most snowfall of 11 inches (28 cm), making it a great time to visit for skiers and snowboarders.
In April, average low temperatures hover just above 34°F (1°C). High temperatures are 61°F (16°C).
May sees a steady increase in temperature with an average high of 71°F (20°C) as spring goes into full swing. During this time, average snowfall drops to 1 inch (2.5 cm) and is replaced with the highest precipitation of the year with an average of 2 inches (61 mm).
Denver weather in June: Temperatures continue to rise in June with the coming of summer as Denver experiences average lows of 53°F (11°C) and average highs of 81°F (27°C). Though precipitation levels drop in comparison to the previous month, it’s still a good idea to carry an umbrella with an average of 8 inches (46 mm) of rainfall.
July is the hottest month of year in Denver with average high temperatures of 88°F (31°C). Low temperatures are 59°F (15°C). Despite the heat, the summer months are some of the most popular times of the year for tourists.
In August, temperatures are slightly lower with summer nearing its end. Average temperatures range between 57°F (14°C) and 86°F (30°C).
September marks the beginning of autumn with cooler temperatures. Many people flock to Denver at this time to take part in the festival season. Average high temperatures will reach just a bit over 77°F (25°C) and average low temperature is 47°F (9°C). A bit of snowfall can also be expected.
Denver weather in October: Average temperatures drop further in October with a high of 65°F (18°C). Snowfall also makes a jump to 4 inches (10 cm). Sunny days throughout the month can still be expected, but stay prepared for steep declines in temperatures in the evening.
In November, snowfall increases to 9 inches (30 cm), preparing the slopes and mountains for snowboarders and skiers. High temperatures are 65°F (11°C) while low temperatures drop to 25°F (-4°C).
December is the coldest month of the year in Denver (one degree colder than January), with an average high of 43°F (6°C). Snowfall holds steady at 9 inches (30 cm) as winter sports enthusiasts hit the slopes.
Best months to visit for skiing in Colorado are January through March while fall foliage displays peak in September and October. If you enjoy gardens, the Denver Botanic Gardens are a must-see attraction in spring, summer and fall. Best times for hiking in Colorado are late spring through early fall.
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