Spring (May 26) | Summer (July 18) | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
Roof (cement) | Roof (grass) | Ground (grass) | Play ground (urethane) | A tree-lined road (brick) | APT-center (brick) | Roof (cement) | Roof (grass) | Ground (grass) | Play ground (urethane) | A tree-lined road (brick) | APT-center (brick) | |
Air temperature (°C) | 26.8±1.3a | 26.3±1.3a | 26.9±1.4a | 27.4±1.4a | 26.9±1.3a | 26.7±1.3a | 31.3±0.8a | 31.3±1.7a | 31.0±0.9a | 31.8±1.1a | 31.1±1.0a | 31.2±1.1a |
Relative humidity (%) | 38.6±4.7a | 41.3±4.7a | 39.4±4.5a | 37.8±4.6a | 40.2±4.7a | 39.1±4.6a | 54.8±4.1a | 55.7±4.2a | 56.3±4.6a | 54.6±4.9a | 56.4±4.6a | 55.1±4.9a |
Wind speed (ms−1) | 1.3±0.5b | 1.4±0.6b | 1.5±0.5b | 1.3±0.4b | 0.9±0.4a | 1.4±0.6b | 1.3±0.5a | 1.7±0.6c | 1.5±0.5bc | 1.1±0.5a | 1.1±0.4a | 1.2±0.5ab |
Mean radiant temperature (°C) | 59.3±4.4c | 51±3.4ab | 55.2±4.3bc | 59.7±7.9c | 47±9.1a | 56.8±8.4c | 64.5±4.5c | 57.1±3.8a | 59.9±4.2b | 64.6±6.2c | 58.2±7.9ab | 63.1±4.9c |
PET (°C) | 39.0±3.3c | 34.4±2.7a | 36.4±2.5ab | 39.6±4.0c | 34.2±4.2a | 37.4±5.0bc | 45.5±2.6bc | 41.1±2.6a | 42.6±2.7a | 46.5±3.8c | 42.6±4.1a | 44.8±3.5b |
UTCI (°C) | 34.4±1.7cd | 31.9±1.4ab | 33.3±1.5bc | 34.9±2.4d | 31.6±2.4a | 33.5±2.8cd | 40.2±1.3cd | 38.2±1.9a | 38.8±1.3ab | 40.8±1.9d | 38.7±2.3ab | 39.9±1.7bc |