In 2023, the annual 24 hour relative humidity in Singapore amounted to approximately 77.1 percent, indicating a slight decrease from the previous year. Singapore is a country with a tropical climate, meaning that it has a relatively constant temperature range all year round

Singapore Air Temp & Sunshine: Minimum Relative Humidity data was reported at 53.000 % in Nov 2018. This records an increase from the previous number of 33.000 % for Oct 2018. Singapore Air Temp & Sunshine: Minimum Relative Humidity data is updated monthly, averaging 51.000 % from Jan 1984 (Median) to Nov 2018, with 419 observations. The data reached an all-time high of 61.000 % in Dec 2012 and a record low of 33.000 % in Oct 2018. Singapore Air Temp & Sunshine: Minimum Relative Humidity data remains active status in CEIC and is reported by Department of Statistics. The data is categorized under Global Database’s Singapore – Table SG.G076: Environment Statistics.

The monthly mean relative humidity recorded at the Changi Climate Station.

Singapore Air Temp & Sunshine: 24 Hours Mean Relative Humidity data was reported at 79.700 % in Oct 2018. This records an increase from the previous number of 77.100 % for Sep 2018. Singapore Air Temp & Sunshine: 24 Hours Mean Relative Humidity data is updated monthly, averaging 83.600 % from Jan 1975 (Median) to Oct 2018, with 526 observations. The data reached an all-time high of 91.100 % in Nov 1979 and a record low of 72.000 % in Oct 2016. Singapore Air Temp & Sunshine: 24 Hours Mean Relative Humidity data remains active status in CEIC and is reported by Department of Statistics. The data is categorized under Global Database’s Singapore – Table SG.G076: Environment Statistics.

The absolute extreme minimum relative humidity for the month recorded at the Changi Climate Station.

Dataset from Singapore Department of Statistics. For more information, visit https://data.gov.sg/datasets/d_19c6ce4509e0bddde2062298aa8ce9ab/view