Climatic data reported during the wheat cycle in Obregon (IWYP Hub) in 2015-2016 and 2016-2017. Variables reported: average, maximum and minimum daily temperature (°C), precipitation (mm/day), daily relative humidity (%), evapotranspiration (mm/day) and average solar radiation per day (W/m2 and MJ/m2). The data presented in this study was collected from the meteorological station in the 910 section of the CIMMYT experimental fields in Obregon, Sonora (Mexico). This station is run by the Geographical Information Systems Unit at CIMMYT, lead by Kai Sonder.