Mean daily trajectories of temperature and RH in summer. a) Temperature at rooms 1 and 3; b) temperature at rooms 2 and 4; c) RH at rooms 1 and 3; d) RH at rooms 2 and 4. Summer period: 7/23/2008 to 9/20/2008. Color codes indicate the location of probes: room 1 (green), room 2 (blue), room 3 (violet), room 4 (red). The thicker black line corresponds to the average time series of all probes.