The average annual water vapor pressure value for Arendal Aust-Agder over the past 30 years is 10.07 kPa (kilopascals).
In city of Arendal Aust-Agder, the water vapor pressure in January is 0.51 kPa; The water vapor pressure in February is 0.48 kPa; The water vapor pressure in March is 0.54 kPa; The water vapor pressure in April is 0.65 kPa; The water vapor pressure in May is 0.89 kPa; The water vapor pressure in June is 1.12 kPa; The water vapor pressure in July is 1.34 kPa; The water vapor pressure in August is 1.38 kPa; The water vapor pressure in September is 1.08 kPa; The water vapor pressure in October is 0.87 kPa; The water vapor pressure in November is 0.67 kPa; The water vapor pressure in December is 0.54 kPa.
The vapour pressure of water is the pressure exerted by molecules of water vapor in gaseous form (whether pure or in a mixture with other gases such as air). The saturation vapour pressure is the pressure at which water vapour is in thermodynamic equilibrium with its condensed state.
Address: Arendal, Aust-Agder, Norway.