Fig. 1: Effect of urban irrigation on temperature, relative humidity, wind speed, and different MHS index in urban and rural.
From: Urban irrigation reduces moist heat stress in Beijing, China

The results are the average from August 2nd to August 8th for the same hours every day; a temperature; b relative humidity; c wind speed; d AT; e HI; f SI, where the blue line is urban and the red line is rural; x-axis is UTC).