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May Weather in Port Hope, Canada

Last updated: June 18, 2025

In May, the average temperature in Port Hope, Canada hovers around 12°C (54°F), making for a mild climate. Expect a minimum temperature of -2°C (29°F) and occasional highs reaching up to 27°C (80°F). During this month, precipitation averages 93 mm (3.7 in) over about 12 days, contributing to the region's lush scenery. With an average humidity of 82%, prepare for a pleasantly refreshing atmosphere!

May Temperature in Port Hope

In May in Port Hope, the average temperature is 12°C (54°F). Maximums can reach 27°C (80°F), while minimums can drop as low as -2°C (29°F). Be sure to pack accordingly for a mix of cool and warm weather during your travels!

May Weather in Port Hope: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Port Hope, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Port Hope, May typically has an average temperature of 12°C (54°F), with highs reaching up to 27°C (80°F) and lows dropping to around -2°C (29°F).
JanFebMarAprMayJunJulAugSepOctNovDec232431425465727063523830
Data source: Temperature data for Port Hope 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 Port Hope

In Port Hope in May, the precipitation amount is 93 mm (3.7 in) over the course of 12 days.

May Precipitation Trends in Port Hope

The chart displays monthly precipitation patterns in Port Hope, 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 Port Hope, May typically receives around 93 mm (3.7 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec667161110938489102741018577
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Port Hope

In Port Hope in May humidity is 82%. With an average temperature of 12°C (54°F), this humidity feels like a heavy blanket wrapping around you, making every step feel sluggish and sweat-inducing, which can be quite uncomfortable for traveling.

May Average Humidity in Port Hope

This chart illustrates the average monthly humidity levels in Port Hope, 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 Port Hope is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%91%88%88%82%80%77%72%76%83%88%87%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Port Hope

In Port Hope in May, 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 Port Hope.

Maximum UV Index Levels in Port Hope for May

The chart shows the monthly maximum UV Index (UVI) for Port Hope 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 Port Hope typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2458910997532
Data source: Port Hope 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 Port Hope Compares to Other Months

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

This table compares monthly weather conditions in Port Hope, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-5°C (23°F)66 mm (2.6 inches)91%low
February Weather-4°C (25°F)70 mm (2.8 inches)91%moderate
March Weather0°C (32°F)61 mm (2.4 inches)88%moderate
April Weather6°C (42°F)110 mm (4.3 inches)88%very high
May Weather12°C (54°F)93 mm (3.7 inches)82%very high
June Weather18°C (65°F)84 mm (3.3 inches)79%very high
July Weather22°C (72°F)89 mm (3.5 inches)77%very high
August Weather21°C (71°F)102 mm (4.0 inches)72%very high
September Weather17°C (64°F)74 mm (2.9 inches)76%high
October Weather11°C (52°F)101 mm (4.0 inches)83%moderate
November Weather4°C (39°F)85 mm (3.3 inches)88%moderate
December Weather-1°C (30°F)77 mm (3.0 inches)87%low

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