Average humidity in Portsmouth

On this page you find more information about the monthly relative humidity over the year in Portsmouth (Virginia), the United States of America.

Portsmouth's humidity levels vary throughout the year. The highest levels occur in August, reaching 74% (high), while the lowest is recorded in April at 62%.

Throughout the year, the average humidity in Portsmouth is 68%.

Humidity plays an important role in how temperatures are felt. During the warmest month, July, the maximum average temperature is around 32°C (90°F). Combined with high humidity during this period, the temperature can feel even warmer than the thermometer shows.

During the coldest month, February, the maximum average temperature is around 11°C (52°F). This period has high humidity. Check out our detailed temperature page for more information.