Practice
Raining cats and dogs: meaning and use in English
Sign in to saveYou look through the window and see rain falling hard enough to fill the pavement with puddles. A friend says, 'It's raining cats and dogs.' The friend is not talking about animals. The idiom means that it is raining very heavily.
Understand raining cats and dogs as an idiom for very heavy rain, use it in suitable informal situations, and choose a direct weather description when precision matters.
Read and practice
Read the examples and try the written questions in this guide. Listening recordings are not available for this lesson yet.
Try the written questions
raining cats and dogs /ˌreɪ.nɪŋ kæts ən dɒɡz/
The short answer
Use raining cats and dogs when you want to say that rain is falling very heavily. The usual pattern is It is raining cats and dogs or It was raining cats and dogs. For a forecast, warning, or practical instruction, say heavy rain or describe the expected conditions directly.
We stayed in the cafe because it was raining cats and dogs outside.
Why it works: The people stayed indoors because the rain was very heavy. No animals are involved.
4 more examples
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Take an umbrella; it is raining cats and dogs near the station.
The speaker uses the idiom to explain why an umbrella is needed.
Not this:Take an umbrella; there may be
light rainlater this afternoon. What changes: Light rain is not the very heavy rain expressed by the idiom. -
By the time the concert ended, it was raining cats and dogs.
The past form describes the heavy rain at the end of the concert.
Not this:By the time the concert ended,
the clouds had cleared. What changes: Clearing clouds suggest improving weather, so the idiom would give the wrong picture. -
It rained cats and dogs during our walk home from the library.
The simple past form describes a period of very heavy rain during the walk.
Not this:
A few drops of rainfell during our walk home from the library. What changes: A few drops describe a small amount of rain, not a downpour. -
The children watched the window while it was raining cats and dogs.
The continuous form shows that the heavy rain was happening during the children's activity.
Not this:The children watched the window while
snow fell quietly. What changes: The idiom refers to rain, so it does not describe snowfall.
Read the full guide
First, notice that the phrase describes the strength of the rain. It does not describe ordinary drizzle or a short shower. Then check the setting. The idiom works well when someone is sharing an everyday experience, but a direct phrase helps when another person needs clear weather information.
Connect the idiom with very heavy rain
The phrase does not name animals in the weather. It is a figurative way to say that rain is falling very heavily. Picture a strong downpour rather than a few drops or a brief shower.
It is raining cats and dogs, so the game has been delayed.
It is pouring is a direct informal alternative with a similar meaning.
Does the idiom mean light rain or very heavy rain?
It means very heavy rain.
Use it with the weather subject it
English normally uses it when talking about weather. Put the idiom after a form of rain: It is raining cats and dogs. For an earlier event, use the past: It was raining cats and dogs.
It was raining cats and dogs when the bus arrived.
The past form was raining places the heavy rain in the past.
Which subject usually comes before the idiom in a weather sentence?
Use it: It is raining cats and dogs.
Choose an informal everyday setting
This idiom suits a chat, a message to a friend, or a story about an inconvenient journey. Its unusual image can sound playful. In a short practical message, it can make the weather description feel more personal.
Bring your boots. It is raining cats and dogs at my end of town.
Heavy rain at my end of town says the same basic fact in plain language.
Would this idiom suit a relaxed message to a friend?
Yes. It is common in relaxed everyday language.
Use direct wording when details matter
An idiom cannot replace useful weather details. A forecast, travel notice, or safety message should say where and when heavy rain is expected and describe any known effects. The listener can then make a practical decision.
Heavy rain is expected on the coastal road from 6 p.m.
The direct sentence gives a location and time, which the idiom does not provide.
Which wording gives clearer information for a travel notice?
Use a direct description of the heavy rain and the relevant details.
Separate a downpour from other weather
Use the idiom only for rain that is very heavy. Do not use it for fog, snow, strong wind, or a small amount of rain. Check that the sentence gives the reader an image of a downpour.
We postponed the picnic because it was raining cats and dogs.
We postponed the picnic because a strong wind was blowing needs a weather phrase about wind instead.
Can you use raining cats and dogs to describe snow?
No. The idiom describes very heavy rain only.
Before you go
Remember this
Raining cats and dogs means raining very heavily. Use it with it in a relaxed description of the weather, such as It was raining cats and dogs. Choose direct wording for forecasts, warnings, and other situations where people need precise information.
Practice with the written examples
You can practice with the written questions in the Learn tab. Each answer includes an explanation.
Try the written questionsListening test not available yet
This lesson does not have the recordings needed for a listening test. Use the written questions in the guide to check your understanding.
Try the written questionsQuestions about "Raining cats and dogs: meaning and use in English"
What does raining cats and dogs mean?
Raining cats and dogs means raining very heavily. It is a figurative English idiom, so it does not mean that animals are falling from the sky. People often use it to describe a strong downpour in an everyday conversation or story.
We stayed in the cafe because it was raining cats and dogs outside.
How do you use raining cats and dogs in a sentence?
Use the phrase with the weather subject it. Common patterns are It is raining cats and dogs and It was raining cats and dogs. You can also say It rained cats and dogs when you are describing a finished period of very heavy rain.
We sat outside because the rain had stopped before lunch.
Is raining cats and dogs formal or informal?
Raining cats and dogs is best for relaxed conversation, friendly messages, and stories. Its playful image may sound out of place in a formal forecast, travel notice, or safety message. In those settings, heavy rain is a clearer direct choice.
Take an umbrella; it is raining cats and dogs near the station.
Can I use raining cats and dogs for light rain?
No. The idiom describes very heavy rain, often a downpour. Use light rain, drizzle, or a few drops when the rain is gentle. Choosing the idiom for a small amount of rain would make the weather sound much more severe than it is.
Take an umbrella; there may be light rain later this afternoon.
What can I say instead of raining cats and dogs?
You can say it is pouring, it is raining heavily, or there is heavy rain. Choose raining heavily or heavy rain when the audience needs a clear factual description. Add a time, place, or travel effect if that information helps someone plan.
By the time the concert ended, it was raining cats and dogs.