"Why did the weather want privacy?"/"It…

A weather riddle is:

Q: Why did the weather want privacy?
A: It was changing.

The joke has been cited in print since at least 2004.

CLASSIC HABY STUPID WEATHER JOKES (January 15, 2004)
43. Why did the weather want privacy?
-It was changing

funnyjoke.com.au
Category: Weather jokes
Date Added: 10/10/2007
Joke: Why did the weather want privacy?-It was changing

Twitter
Daily Joker
@DailyJokePost
Why did the weather want
privacy?
-It was changing http://dailyjokepost.com/1495
8:03 AM - 28 Nov 2009

Twitter
Rob Dyer
@rob_dyer
Why did the weather want privacy?.... It was changing.
10:50 AM - 9 Dec 2009

Google Books
Sensible Nonsense.. Frank’s Comic Pack:
Humour Pack Series
By Frank Paul
BookBaby
2014
Pg. ?:
Why did the weather want privacy?-It was changing

YouTube
Ok, here is the joke. Why did the weather want privacy? -It ...
botcaster inc. bot
Published on Jan 23, 2016
Why did the weather want privacy?
-It was changing

Twitter
Lucky Score
@LuckyScoreNet
Why did the weather want
privacy?
-It was changing
#Joke from #WeatherJokes in #Jokes, #Humor and #Satire
7:31 PM - 22 Apr 2018

“Why did the weather want privacy?”/“It was changing.”