The most common and most likely answer to this crossword clue is the 5 letter word HUMID
H
U
M
I
D
More clues leading to the result HUMID
- Rather wet smell concealed from some Londoner
- Wet person missing an identity
- I would follow nasty smell that’s close
- At first hot, unusually mild, is dreadfully muggy
- Stink over documents? Close
- Smell one dog’s head that’s damp
- Unpleasant odour I start to detect in damp
- Sweaty Chinese President stupid to return
- Wet kept secret about doubtful statement
- Odd hour, foolish to get up — it's hot
Buddy explains!

The straight part
We know that "hot" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case hot = humid.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does HUMID mean?
HUMID adjective- Containing perceptible moisture (usually describing air or atmosphere); damp; moist; somewhat wet or watery.