The average annual water vapor pressure value for Bang Pa-in Phra Nakhon Si Ayutthaya over the past 30 years is 32.22 kPa (kilopascals).
In city of Bang Pa-in Phra Nakhon Si Ayutthaya, the water vapor pressure in January is 2.2 kPa; The water vapor pressure in February is 2.46 kPa; The water vapor pressure in March is 2.68 kPa; The water vapor pressure in April is 2.89 kPa; The water vapor pressure in May is 2.97 kPa; The water vapor pressure in June is 2.93 kPa; The water vapor pressure in July is 2.86 kPa; The water vapor pressure in August is 2.87 kPa; The water vapor pressure in September is 2.94 kPa; The water vapor pressure in October is 2.87 kPa; The water vapor pressure in November is 2.47 kPa; The water vapor pressure in December is 2.08 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: Bang Pa-in, Phra Nakhon Si Ayutthaya, Thailand.