Annapolis, MD in zip code 21403 has a humid subtropical climate with mild winters and hot, humid summers. The average summer temperature is around 80°F and the average winter temperature is around 40°F. Rainfall is fairly common throughout the year with an annual average of 44 inches, mostly occurring in spring time. The area enjoys four distinct seasons, with spring bringing beautiful blooms and foliage in April and May, followed by hot and humid summer months from June to August. Autumn brings much cooler temperatures from September to November before finally transitioning into a cold winter season from December to February.
Annapolis (zip 21403), Maryland gets 45 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Annapolis (zip 21403) averages 12 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 213 sunny days per year in Annapolis (zip 21403). The US average is 205 sunny days.
Annapolis (zip 21403) gets some kind of precipitation, on average, 110 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 28
Rain: averages 45 inches of rain a year
Snow: averages 12 inches of snow a year