The heat is the last solar term in summer.

What you want to ask is whether the summer heat is the last solar term in summer, yes.

In summer, the 12 solar term in 24 solar terms is the summer solar term. Summer heat is the last solar term in summer, just before and after the upper abdomen in dog days, and it is the hottest time of the year.

Twenty-four solar terms refer to 24 specific festivals in the China lunar calendar that indicate seasonal changes.