They sound the same, but one is about the sky and the other is about a choice.
- Weather is the sky and air: rain, sun, wind, snow.
- Whether is for choices: it shows two possibilities, like yes or no.
Weather: sun, rain and wind
Weather is what the sky and air are doing: hot, cold, wet, windy or sunny.
The weather is lovely today.
We cancelled the picnic because of the weather.
It can also be a verb. To weather something means to get through it.
The little boat weathered the storm.
And it has a few famous phrases. You can read one in Under the Weather.
Whether: a choice
Whether introduces two possibilities. It often means if, when there is a choice.
I don't know whether it will rain.
Tell me whether you want tea or juice.
Ask her whether she can come.
It is also in the phrase whether or not.
We're going to the park, whether or not it rains.
Easy way to tell them apart
Ask: am I talking about the sky, or about a choice?
- Rain, sun, wind or snow? Weather.
- A choice, or if? Whether.
💡 The OddLingo Trick
Weather has ea, like sea and heat. The sea and the heat are part of the weather.
Whether starts with wh, like the question words which, where and when. Questions and choices go together, so whether is the word for choices.
⚠️ Common mistakes
Sky and air? Use weather.
❌ The whether is cold today.
✅ The weather is cold today.
A choice? Use whether.
❌ I can't decide weather to go.
✅ I can't decide whether to go.
It is whether or not.
❌ We're going weather or not it rains.
✅ We're going whether or not it rains.
💬 In a conversation
Sam: Do you know whether it will rain?
Mia: I checked the weather.
Sam: And?
Mia: It says sunny.
Sam: Whether or not it's sunny, I'm bringing my umbrella.
Mia: Of course you are.