saturation_vapour_pressure#
- hydrometlib.evapotranspiration.saturation_vapour_pressure(ta)[source]#
Saturation vapour pressure (es) [kPa]
\[e_s = 0.6108 \, \exp\!\left( \frac{17.27 \, T_a}{T_a + 237.3} \right)\]References
FAO-56 Chapter 3 (eq. 11) https://www.fao.org/4/x0490e/x0490e07.htm#calculation%20procedures
- Parameters:
ta (
Expr) – Air temperature [degC]- Return type:
Expr- Returns:
Expression or Series to calculate es