| daily_eto_FAO56 | Eto calculation based on FAO-56 Penman-Monteith methodology, with data from automatic weather stations (AWS) downloaded and processed in function *daily_download_AWS_INMET* |
| download_AWS_INMET_daily | Download of hourly data from automatic weather stations (AWS) of INMET-Brazil in daily aggregates |
| ea_dew_calculation | Actual vapour pressure (ea) derived from dewpoint temperature |
| ea_rh_calculation | Actual vapour pressure (ea) derived from relative humidity data |
| es_calculation | Mean saturation vapour pressure (es) |
| es_ea_calculation | Vapour pressure deficit (es - ea) |
| eto_hs | Hargreaves - Samani ETo |
| Patm | Atmospheric pressure (Patm) |
| psy_const | Psychrometric constant |
| radiation_conversion | Conversion factors for radiation |
| ra_calculation | Extraterrestrial radiation for daily periods (ra) |
| rh_calculation | Relative humidity (rh) calculation |
| rnl_calculation | Net longwave radiation (rnl) |
| rns_calculation | Net solar or net shortwave radiation (rns) |
| rn_calculation | Net radiation (rn) |
| rso_calculation_1 | Clear-sky solar radiation with calibrated values available |
| rso_calculation_2 | Clear-sky solar radiation when calibrated values are not available |
| rs_nearby_calculation | Solar radiation data from a nearby weather station |
| see_stations_info | Localization of the automatic weather station of INMET |
| sr_ang_calculation | Solar radiation based in Angstrom formula (sr_ang) |
| sr_tair_calculation | Solar radiation data derived from air temperature differences |
| u2_calculation | Wind speed at 2 meters high |