nomadseason

April Weather in St. Stephen, Canada

Last updated: June 18, 2025

In April, the average temperature in St. Stephen, Canada hovers around 5°C (42°F). Expect a chilly minimum of -7°C (19°F), while the warmer days can reach up to 22°C (71°F). Prepare for approximately 119 mm (4.7 in) of precipitation over 13 days, contributing to an average humidity of 80%.

April Temperature in St. Stephen

In April in St. Stephen, the average temperature is 5°C (42°F). The maximum can reach 22°C (71°F), and the minimum can be as low as -7°C (19°F). Be prepared for a wide range of temperatures during your visit, so pack accordingly!

April Weather in St. Stephen: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in St. Stephen, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In St. Stephen, April typically has an average temperature of 5°C (42°F), with highs reaching up to 22°C (71°F) and lows dropping to around -7°C (19°F).
JanFebMarAprMayJunJulAugSepOctNovDec212330425262686860503726
Data source: Temperature data for St. Stephen generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

April Precipitation in St. Stephen

In St. Stephen in April, the precipitation amount is 119 mm (4.7 in) spread over 13 days.

April Precipitation Trends in St. Stephen

The chart displays monthly precipitation patterns in St. Stephen, 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 St. Stephen, April typically receives around 119 mm (4.7 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec99907212010791917688109136122
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

April Humidity in St. Stephen

In St. Stephen in April humidity is 80%. With an average temperature of 5°C (42°F), this humidity feels like a damp chill that can seep into your bones, making outdoor adventures uncomfortable and urging travelers to seek warm shelter often.

April Average Humidity in St. Stephen

This chart illustrates the average monthly humidity levels in St. Stephen, 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 St. Stephen is approximately 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec83%84%82%80%78%82%84%82%82%82%84%82%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in St. Stephen

In St. Stephen 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 St. Stephen.

Maximum UV Index Levels in St. Stephen for April

The chart shows the monthly maximum UV Index (UVI) for St. Stephen 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 St. Stephen typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec245799887532
Data source: St. Stephen 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 St. Stephen Compares to Other Months

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

This table compares monthly weather conditions in St. Stephen, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-6°C (22°F)98 mm (3.9 inches)83%low
February Weather-5°C (23°F)90 mm (3.5 inches)84%moderate
March Weather-1°C (30°F)72 mm (2.8 inches)82%moderate
April Weather5°C (42°F)119 mm (4.7 inches)80%high
May Weather11°C (53°F)107 mm (4.2 inches)78%very high
June Weather17°C (62°F)91 mm (3.6 inches)82%very high
July Weather20°C (68°F)91 mm (3.6 inches)84%very high
August Weather20°C (68°F)76 mm (3.0 inches)82%very high
September Weather16°C (61°F)88 mm (3.5 inches)82%high
October Weather10°C (50°F)109 mm (4.3 inches)82%moderate
November Weather3°C (37°F)136 mm (5.4 inches)84%moderate
December Weather-3°C (26°F)122 mm (4.8 inches)82%low

Compare St. Stephen's Climate with Cities Worldwide