This is the 591st most frequent Hebrew word.
חם
"Hot" or "warm."
Here, 'חם' (hot) is used to describe a weather condition.
הקיץ בישראל מאוד חם.
The summer in Israel is very hot.
In this context, 'חם' (warm) is an adjective describing a subjective experience of feeling heat.
לאחר פעילות גופנית אני מרגיש חם.
After exercising, I feel warm.
The word 'חם' (hot) is used as an adjective describing the noun 'תה' (tea).