The climate in Manassas Park, VA in 2011 was mild and humid. Summers were quite warm with temperatures reaching up to the high 80s and low 90s, while winters were cold but not too extreme— generally hovering around the mid-40s and rarely dropping below freezing. Rainfall was abundant throughout the year, averaging around 44 inches per year, making thunderstorms a frequent sight during the summer months. Humidity levels remained fairly consistent at an average of 74% throughout the year.
Manassas Park (zip 20111), Virginia gets 43 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Manassas Park (zip 20111) averages 22 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 197 sunny days per year in Manassas Park (zip 20111). The US average is 205 sunny days.
Manassas Park (zip 20111) gets some kind of precipitation, on average, 120 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 24
Rain: averages 43 inches of rain a year
Snow: averages 22 inches of snow a year