Calgary weather

Our guide to the weather in Calgary during April

8

Average high

3

UV Index

57mm

Monthly rainfall

4

Sea temperature

We've looked at the most up-to-date weather data for Calgary, covering the last 12 years up to 2024, plus we've asked our team of travel bloggers for their first-hand experiences in order to answer the most frequently asked questions about Calgary weather in April.

What's the temperature like in Calgary during April?

It's cold in Calgary during April. The temperature tops out at around 8℃ during the day, falling away to -1℃ at night. Brrrr! The UV index will be moderate at this time of year, so not something to worry about for the average person. However, if you're going to be outside for long periods it's worth wearing a broad spectrum SPF 30+ sunscreen and UV-blocking sunglasses. Remember that bright surfaces, such as water, ice and snow increase UV exposure.

Does it snow in Calgary during April?

Yes, snow is pretty likely during April. There's also a good chance that there will be ice and snow on the ground, so pack appropriate footwear and clothing.

Does it rain in Calgary during April?

On average, there will be 5 rainy days during the month, amounting to 57.4mm in total. That's broadly comparable with the amount of rain we see in England during the summer months, and would be considered dry. Of course, some of that rain will actually fall as sleet, snow, and possibly freezing rain. There's a small chance that you'll catch a thunderstorm during your trip.

Is it windy in Calgary during April?

You're unlikely to experience any strong winds. Expect a gentle breeze that increases to moderate at times during April. With moderate humidity, the wind will feel chilly, so you'll want to wear layers.

Is it too cold to swim in the sea in Calgary during April?

The water around Calgary is a frigid 4℃ during April and is far too cold for for swimming. Those who frequently swim in cold open water might want to take a very quick plunge, but prolonged exposure could cause hypothermia. A thick winter wetsuits will allow longer exposure to the water, if you are very brave!

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Weather in Calgary

Our month-by-month guide to the weather and climate in Calgary

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January
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