Weighing all the data will help you decide whether the Humidex is right for you.
From the dailyherald.com
Daley tells the Chicago Sun-Times that he's considering whether to write a book.
From the dailyherald.com
These days, the IRS doesn't care whether or not you buy a replacement residence.
From the dailyherald.com
Maybe living Leviticus would show us whether it was really so irrelevant or not.
From the abcnews.go.com
He said he will decide whether he will seek the White House in the coming weeks.
From the stltoday.com
Turns out they were discussing whether Evans had thrown an elbow on the rebound.
From the stltoday.com
I question whether he would have had the opportunity to win one in today's game.
From the stltoday.com
Roberts would not say whether Griffith's fingerprints were found in the vehicle.
From the thenewstribune.com
It's unclear whether they will ever approve the blend for cars made before 2001.
From the usatoday.com
More examples
Which of two. [11th-19th c.]; Introducing a direct interrogative question (often with correlative or) which indicates doubt between alternatives; Used to introduce an indirect interrogative question that consists of multiple alternative possibilities (usually with correlative or); Without a ...
Means "if" and is used only inside sentences: I don't know whether to bring an umbrella or not.
To use mathematics in a particular situation
Means if it is so, not because of or anything having to do with the weather. [So, you might like the weather, whether it snows or rains.]