Littleton, CO enjoys a mild and sunny climate all year long. Winters are short and relatively mild, with temperatures usually ranging between 20-40°F. Summers are typically warm and dry, with temperatures in the 70's and 80's most days. Spring and autumn bring more moderate temperatures that range between 45-60°F. The city gets an average of 300 days of sunshine each year, which makes Littleton a great place to live if you love spending time outdoors enjoying the pleasant weather.
Littleton, Colorado gets 18 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Littleton averages 69 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 246 sunny days per year in Littleton. The US average is 205 sunny days.
Littleton gets some kind of precipitation, on average, 84 days per year. Precipitation is rain, snow, sleet, or hail that falls to the ground. In order for precipitation to be counted you have to get at least .01 inches on the ground to measure.
Weather Highlights
Summer High: the July high is around 87 degrees
Winter Low: the January low is 18
Rain: averages 18 inches of rain a year
Snow: averages 69 inches of snow a year