Portsmouth, Virginia experiences a humid subtropical climate. The summers are hot and muggy with temperatures typically reaching into the high 80s and low 90s, while winters tend to be crisp and cool, rarely dropping below freezing. Precipitation is spread evenly throughout the year with higher amounts during the summer months, averaging 42 inches of rain per year. On average, Portsmouth sees about 205 days of sunshine each year.
Portsmouth (zip 23703), Virginia gets 47 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Portsmouth (zip 23703) averages 5 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 Portsmouth (zip 23703). The US average is 205 sunny days.
Portsmouth (zip 23703) gets some kind of precipitation, on average, 113 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 88 degrees
Winter Low: the January low is 34
Rain: averages 47 inches of rain a year
Snow: averages 5 inches of snow a year