The average annual water vapor pressure value for Tvedestrand Aust-Agder over the past 30 years is 9.8 kPa (kilopascals).
In city of Tvedestrand Aust-Agder, the water vapor pressure in January is 0.48 kPa; The water vapor pressure in February is 0.46 kPa; The water vapor pressure in March is 0.53 kPa; The water vapor pressure in April is 0.62 kPa; The water vapor pressure in May is 0.88 kPa; The water vapor pressure in June is 1.11 kPa; The water vapor pressure in July is 1.3 kPa; The water vapor pressure in August is 1.35 kPa; The water vapor pressure in September is 1.06 kPa; The water vapor pressure in October is 0.85 kPa; The water vapor pressure in November is 0.64 kPa; The water vapor pressure in December is 0.52 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: Tvedestrand, Aust-Agder, Norway.
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