The average annual water vapor pressure value for Rosso Saint-Louis over the past 30 years is 20.07 kPa (kilopascals).
In city of Rosso Saint-Louis, the water vapor pressure in January is 0.86 kPa; The water vapor pressure in February is 0.91 kPa; The water vapor pressure in March is 1.08 kPa; The water vapor pressure in April is 1.3 kPa; The water vapor pressure in May is 1.56 kPa; The water vapor pressure in June is 2.07 kPa; The water vapor pressure in July is 2.5 kPa; The water vapor pressure in August is 2.75 kPa; The water vapor pressure in September is 2.74 kPa; The water vapor pressure in October is 2.01 kPa; The water vapor pressure in November is 1.29 kPa; The water vapor pressure in December is 1 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: Rosso, Saint-Louis, Senegal.