May Weather in Gander, Canada

Last updated: June 18, 2025

In May, the average temperature in Gander, Canada hovers around 6°C (43°F), with minimums dipping to -7°C (20°F) and maximums reaching 28°C (82°F). Expect 93 mm (3.7 in) of precipitation spread over 15 days, contributing to a high average humidity of 89%. Be prepared for a wet and chilly month!

May Temperature in Gander

In May in Gander, the average temperature is 6°C (43°F). The maximum can reach 28°C (82°F), and the minimum can be as low as -7°C (20°F). Be prepared for a wide range of temperatures if you're planning to travel there during this time.

May Weather in Gander: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Gander, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Gander, May typically has an average temperature of 6°C (43°F), with highs reaching up to 28°C (82°F) and lows dropping to around -7°C (20°F).
JanFebMarAprMayJunJulAugSepOctNovDec242127364354626455453729
Data source: Temperature data for Gander 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.

May Precipitation in Gander

In Gander in May, the precipitation amount is 93 mm (3.7 in) over the course of 15 days.

May Precipitation Trends in Gander

The chart displays monthly precipitation patterns in Gander, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In Gander, May typically receives around 93 mm (3.7 inches) of precipitation spread over approximately 15 days.
JanFebMarAprMayJunJulAugSepOctNovDec8095108114938779819997102124
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Gander

In Gander in May, humidity is 89%. With an average temperature of 6°C (43°F), this humidity feels like a chilly, damp embrace that can make outdoor activities uncomfortable and energy-draining, often leading travelers to seek shelter indoors or dress in layers to cope with the cold and moist air.

May Average Humidity in Gander

This chart illustrates the average monthly humidity levels in Gander, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in Gander is approximately 89%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%87%88%90%89%86%89%90%88%87%85%85%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Gander

In Gander in May, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Gander.

Maximum UV Index Levels in Gander for May

The chart shows the monthly maximum UV Index (UVI) for Gander in May, 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 May, the maximum UV index in Gander typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2356810886421
Data source: Gander May 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 May Weather in Gander Compares to Other Months

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

This table compares monthly weather conditions in Gander, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-5°C (24°F)80 mm (3.2 inches)85%low
February Weather-6°C (22°F)95 mm (3.7 inches)87%moderate
March Weather-3°C (27°F)108 mm (4.2 inches)88%moderate
April Weather2°C (36°F)114 mm (4.5 inches)90%high
May Weather6°C (43°F)93 mm (3.7 inches)89%very high
June Weather12°C (54°F)87 mm (3.4 inches)86%very high
July Weather17°C (62°F)79 mm (3.1 inches)89%very high
August Weather18°C (64°F)81 mm (3.2 inches)90%very high
September Weather13°C (55°F)99 mm (3.9 inches)88%high
October Weather7°C (45°F)97 mm (3.8 inches)87%moderate
November Weather3°C (37°F)102 mm (4.0 inches)85%low
December Weather-2°C (29°F)124 mm (4.9 inches)85%low

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