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June Weather in St. Stephen, Canada

Last updated: June 18, 2025

In June, the average temperature in St. Stephen, Canada is a comfortable 17°C (62°F). However, temperatures can fluctuate, with a minimum of 2°C (36°F) and soaring up to a maximum of 35°C (95°F). Be prepared for some rain, as 91 mm (3.6 in) of precipitation is expected over about 10 days. With an average humidity of 82%, the air can feel quite damp, so plan accordingly!

June Temperature in St. Stephen

In June in St. Stephen, the average temperature is 17°C (62°F). Maximums can reach 35°C (95°F) and minimums can be as low as 2°C (36°F). This variation in temperature makes St. Stephen a destination that requires layered clothing and preparations for both warm and cooler periods during your trip.

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

The chart illustrates June 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, June typically has an average temperature of 17°C (62°F), with highs reaching up to 35°C (95°F) and lows dropping to around 2°C (36°F).
JanFebMarAprMayJunJulAugSepOctNovDec212330425262686860503726
Data source: Temperature data for St. Stephen 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.

June Precipitation in St. Stephen

In St. Stephen in June, the precipitation amount totals 91 mm (3.6 in) over a span of 10 days.

June Precipitation Trends in St. Stephen

The chart displays monthly precipitation patterns in St. Stephen, with values for each month alongside June’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how June’s conditions compare to those of other months. In St. Stephen, June typically receives around 91 mm (3.6 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec99907212010791917688109136122
Data source: Precipitation data for June generated using information from the Copernicus Climate Change Service.
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June Humidity in St. Stephen

In St. Stephen in June, humidity is 82%. With an average temperature of 17°C (62°F), this humidity feels like a thick blanket enveloping you, making every step feel heavier and the air thicker, which can be quite exhausting for traveling.

June Average Humidity in St. Stephen

This chart illustrates the average monthly humidity levels in St. Stephen, with June’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In June, average humidity in St. Stephen is approximately 82%, 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 June generated using information from the Copernicus Climate Change Service.

June UV Index in St. Stephen

In St. Stephen in June, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in St. Stephen.

Maximum UV Index Levels in St. Stephen for June

The chart shows the monthly maximum UV Index (UVI) for St. Stephen in June, 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 June, the maximum UV index in St. Stephen typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec245799887532
Data source: St. Stephen June 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 June 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 June’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 June’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

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