carpet turf07B1-714?Natural grass? stays cooler because:

carpet turf07B1-714?Evapotranspiration? (water evaporating from soil/plants) cools the air.

carpet turf07B1-714?Soil acts as a heat sink, absorbing less radiation.

carpet turf07B1-714?Artificial grass? can get hotter because:

carpet turf07B1-714?Synthetic fibers absorb and retain heat? (especially dark-colored turf).

carpet turf07B1-714?No natural cooling mechanism? like live plants.

carpet turf07B1-714?? ?Data Point:

carpet turf07B1-714On a ?90°F (32°C) day, artificial turf can reach ?140–160°F (60–71°C)?—hot enough to burn bare feet.