Columbia, MD has a humid subtropical climate with hot and humid summers and cold winters. Average temperatures range from around 60°F (15°C) in the winter months to around 80°F (27°C) in the summer. Rainfall is generally evenly distributed throughout the year, with an average of 44 inches (112 cm) of precipitation annually. On average, Columbia experiences about 162 sunny days per year, but thunderstorms are relatively common during spring and summer. Snowfall is usually light, and snow accumulations are rarely more than a few inches.
Columbia, Maryland gets 45 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Columbia averages 17 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 212 sunny days per year in Columbia. The US average is 205 sunny days.
Columbia gets some kind of precipitation, on average, 114 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.
Summer High: the July high is around 88 degrees
Winter Low: the January low is 24
Rain: averages 45 inches of rain a year
Snow: averages 17 inches of snow a year
BESTPLACES COMFORT INDEX
The annual BestPlaces Comfort Index for Columbia is 7.3 (10=best), which means it is more comfortable than most places in Maryland.
8.2 / 5.7
Summer / Winter
September, June and May are the most pleasant months in Columbia, while January and February are the least comfortable months.