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May Weather in Corner Brook, Canada

Last updated: June 18, 2025

In May, the average temperature in Corner Brook, Canada hovers around 6°C (42°F). Expect a chilly range, with minimums dipping to -4°C (24°F) and maximums reaching up to 18°C (65°F). This month also brings approximately 98 mm (3.9 in) of precipitation spread over 15 days, complemented by a high average humidity of 87%.

May Temperature in Corner Brook

In May, in Corner Brook, the average temperature is 6°C (42°F). The maximum can reach 18°C (65°F), and the minimum can be as low as -4°C (24°F). It's advisable to pack layers and prepare for varying weather conditions if you're planning to travel during this time.

May Weather in Corner Brook: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Corner Brook, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Corner Brook, May typically has an average temperature of 6°C (42°F), with highs reaching up to 18°C (65°F) and lows dropping to around -4°C (24°F).
JanFebMarAprMayJunJulAugSepOctNovDec211925344252596355453728
Data source: Temperature data for Corner Brook 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 Corner Brook

In Corner Brook in May, the total precipitation amount is 98 mm (3.9 in) spread over 15 days.

May Precipitation Trends in Corner Brook

The chart displays monthly precipitation patterns in Corner Brook, 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 Corner Brook, May typically receives around 98 mm (3.9 inches) of precipitation spread over approximately 15 days.
JanFebMarAprMayJunJulAugSepOctNovDec1011241091039810686125123130163156
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Corner Brook

In Corner Brook in May humidity is 87%. With an average temperature of 6°C (42°F), this humidity feels like a persistent chill that seeps into your bones, making it uncomfortable for traveling and leaving you longing for warmth at every turn.

May Average Humidity in Corner Brook

This chart illustrates the average monthly humidity levels in Corner Brook, 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 Corner Brook is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%90%89%88%87%85%90%90%87%84%83%85%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Corner Brook

In Corner Brook 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 Corner Brook.

Maximum UV Index Levels in Corner Brook for May

The chart shows the monthly maximum UV Index (UVI) for Corner Brook 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 Corner Brook typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235789886421
Data source: Corner Brook 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 Corner Brook Compares to Other Months

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

This table compares monthly weather conditions in Corner Brook, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-6°C (22°F)101 mm (4.0 inches)88%low
February Weather-7°C (19°F)124 mm (4.9 inches)90%moderate
March Weather-4°C (25°F)109 mm (4.3 inches)89%moderate
April Weather1°C (34°F)103 mm (4.0 inches)88%high
May Weather6°C (42°F)98 mm (3.9 inches)87%very high
June Weather11°C (52°F)105 mm (4.2 inches)85%very high
July Weather15°C (60°F)86 mm (3.4 inches)90%very high
August Weather17°C (63°F)125 mm (4.9 inches)90%very high
September Weather13°C (55°F)123 mm (4.8 inches)87%high
October Weather7°C (45°F)130 mm (5.1 inches)84%moderate
November Weather3°C (37°F)163 mm (6.4 inches)83%low
December Weather-2°C (29°F)156 mm (6.1 inches)85%low

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