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April Weather in Summerside, Canada

Last updated: June 18, 2025

In April, the average temperature in Summerside, Canada hovers around 4°C (39°F). However, temperatures can dip as low as -12°C (10°F) or rise to a comfortable 19°C (67°F). Expect 84 mm (3.3 in) of precipitation spread over about 11 days, contributing to an average humidity level of a brisk 86%.

April Temperature in Summerside

In April in Summerside, the average temperature is 4°C (39°F). The maximum can reach 19°C (67°F), while the minimum can drop as low as -12°C (10°F). It's advisable to pack layers and be prepared for a wide range of temperatures while exploring the area.

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

The chart illustrates April temperature patterns in Summerside, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Summerside, April typically has an average temperature of 4°C (39°F), with highs reaching up to 19°C (67°F) and lows dropping to around -12°C (10°F).
JanFebMarAprMayJunJulAugSepOctNovDec222127384860676860503828
Data source: Temperature data for Summerside 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 Summerside

In Summerside, in April, the precipitation amount is 84 mm (3.3 in) during a period of 11 days.

April Precipitation Trends in Summerside

The chart displays monthly precipitation patterns in Summerside, 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 Summerside, April typically receives around 84 mm (3.3 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec86927384939663691017813293
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Summerside

In Summerside in April humidity is 86%. With an average temperature of 4°C (39°F), this humidity feels like a chilly mist enveloping you, making it essential to bundle up while exploring, as each breath comes with a damp chill that can be quite refreshing yet starkly invigorating for travelers.

April Average Humidity in Summerside

This chart illustrates the average monthly humidity levels in Summerside, 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 Summerside is approximately 86%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%84%86%86%85%82%86%87%85%85%85%84%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Summerside

In Summerside in April, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Summerside.

Maximum UV Index Levels in Summerside for April

The chart shows the monthly maximum UV Index (UVI) for Summerside 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 Summerside typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2357810887532
Data source: Summerside 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 Summerside Compares to Other Months

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

This table compares monthly weather conditions in Summerside, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-6°C (22°F)86 mm (3.4 inches)84%low
February Weather-6°C (22°F)92 mm (3.6 inches)84%moderate
March Weather-3°C (28°F)73 mm (2.9 inches)86%moderate
April Weather4°C (39°F)84 mm (3.3 inches)86%high
May Weather9°C (48°F)93 mm (3.6 inches)85%very high
June Weather16°C (60°F)96 mm (3.8 inches)82%very high
July Weather20°C (68°F)63 mm (2.5 inches)86%very high
August Weather20°C (69°F)69 mm (2.7 inches)87%very high
September Weather16°C (60°F)101 mm (4.0 inches)85%high
October Weather10°C (50°F)78 mm (3.1 inches)85%moderate
November Weather3°C (38°F)132 mm (5.2 inches)85%moderate
December Weather-2°C (28°F)93 mm (3.7 inches)84%low

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