"Glad that's over!"

• Hot-weather word
• Exclamation of relief
• Exclamation after a workout
• What a relief! It's hot!
• "Boy, am I tired!"
• "Glad that's done!"
• [What a relief!]
• Hot-day exclamation

Longman Dictionary of Contemporary English Word definitions in Longman Dictionary of Contemporary English
interjection EXAMPLES FROM OTHER ENTRIES ▪ Phew ! I am so glad it's Friday.

Douglas Harper's Etymology Dictionary Word definitions in Douglas Harper's Etymology Dictionary
vocalic gesture expressing weariness, etc., attested from c.1600.