Average humidity in Sydney

On this page you find more information about the monthly relative humidity over the year in Sydney (New South Wales), Australia.

Sydney's humidity levels vary throughout the year. The highest levels occur in February, reaching 62% (high), while the lowest is recorded in August at 48%.

Throughout the year, the average humidity in Sydney is 56%.

Humidity plays an important role in how temperatures are felt. During the warmest month, January, the maximum average temperature is around 26°C (79°F). Combined with high humidity during this period, the temperature can feel even warmer than the thermometer shows.

During the coldest month, July, the maximum average temperature is around 18°C (64°F). This period has moderate humidity. Check out our detailed temperature page for more information.