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April Weather in Cardston, Canada

Last updated: June 18, 2025

In April, the average temperature in Cardston, Canada hovers around 4°C (39°F). The weather can be quite variable, with minimum temperatures plunging to -18°C (1°F) and occasionally reaching a maximum of 26°C (78°F). Expect approximately 53 mm (2.1 in) of precipitation over about 9 days, and note that the average humidity is a notable 84%, adding to the brisk atmosphere.

April Temperature in Cardston

In April in Cardston, the average temperature is 4°C (39°F), with maximums reaching 26°C (78°F) and minimums dropping as low as -18°C (1°F). Travelers should be prepared for a wide range of temperatures, so it's essential to pack accordingly for varying weather conditions.

April Weather in Cardston: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in Cardston, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Cardston, April typically has an average temperature of 4°C (39°F), with highs reaching up to 26°C (78°F) and lows dropping to around -18°C (1°F).
JanFebMarAprMayJunJulAugSepOctNovDec241730385159666454403325
Data source: Temperature data for Cardston generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

April Precipitation in Cardston

In Cardston in April, the total precipitation amount is 53 mm (2.1 in) spread over 9 days.

April Precipitation Trends in Cardston

The chart displays monthly precipitation patterns in Cardston, with values for each month alongside April’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how April’s conditions compare to those of other months. In Cardston, April typically receives around 53 mm (2.1 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec143931537259223235453728
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Cardston

In Cardston in April, humidity is 84%. With an average temperature of 4°C (39°F), this humidity feels like a damp chill that seeps into your bones, making outdoor excursions uncomfortable and demanding more layers than you anticipate while traveling.

April Average Humidity in Cardston

This chart illustrates the average monthly humidity levels in Cardston, with April’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In April, average humidity in Cardston is approximately 84%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec93%91%88%84%78%77%79%69%69%78%87%94%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Cardston

In Cardston in April, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in Cardston, you can refer to this Hourly UV Index in Cardston.

Maximum UV Index Levels in Cardston for April

The chart shows the monthly maximum UV Index (UVI) for Cardston in April, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In April, the maximum UV index in Cardston typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235689997532
Data source: Cardston April UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How April Weather in Cardston Compares to Other Months

Weather in Cardston varies notably across the year, with each month offering distinct climate conditions. This page compares April’s weather to other months in Cardston, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Cardston, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-4°C (25°F)14 mm (0.5 inches)93%low
February Weather-9°C (17°F)39 mm (1.5 inches)91%moderate
March Weather-1°C (31°F)31 mm (1.2 inches)88%moderate
April Weather4°C (39°F)53 mm (2.1 inches)84%high
May Weather10°C (51°F)72 mm (2.9 inches)78%very high
June Weather15°C (59°F)59 mm (2.3 inches)77%very high
July Weather19°C (66°F)22 mm (0.9 inches)79%very high
August Weather18°C (65°F)32 mm (1.3 inches)69%very high
September Weather12°C (55°F)35 mm (1.4 inches)69%high
October Weather5°C (41°F)45 mm (1.8 inches)78%moderate
November Weather0°C (33°F)37 mm (1.5 inches)87%moderate
December Weather-4°C (25°F)28 mm (1.1 inches)94%low

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