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May Weather in Watson Lake, Canada

Last updated: June 18, 2025

In May, the average temperature in Watson Lake, Canada hovers around 9°C (49°F). Expect a wide range, with minimums dipping to -6°C (21°F) and maximums reaching up to 28°C (83°F). Rainfall is moderate, with about 34 mm (1.4 in) falling over 8 days. Be prepared for a humid atmosphere, as the average humidity sits at a notable 89%.

May Temperature in Watson Lake

In May in Watson Lake, the average temperature is 9°C (49°F). Maximums can reach 28°C (83°F), while minimums can drop to as low as -6°C (21°F). Be prepared for a wide range of temperatures, making it essential to pack versatile clothing for your travels.

May Weather in Watson Lake: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Watson Lake, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Watson Lake, May typically has an average temperature of 9°C (49°F), with highs reaching up to 28°C (83°F) and lows dropping to around -6°C (21°F).
JanFebMarAprMayJunJulAugSepOctNovDec-121732495862584834111
Data source: Temperature data for Watson Lake 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 Watson Lake

In Watson Lake in May, the precipitation amount is 34 mm (1.4 in) over the course of 8 days.

May Precipitation Trends in Watson Lake

The chart displays monthly precipitation patterns in Watson Lake, 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 Watson Lake, May typically receives around 34 mm (1.4 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec262429203472547932415031
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Watson Lake

In Watson Lake in May, humidity is 89%. With an average temperature of 9°C (49°F), this humidity feels like a persistent dampness that clings to your clothes and skin, making it challenging to stay comfortable while traveling.

May Average Humidity in Watson Lake

This chart illustrates the average monthly humidity levels in Watson Lake, 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 Watson Lake is approximately 89%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec96%96%94%93%89%86%84%89%89%94%98%98%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Watson Lake

In Watson Lake in May, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in Watson Lake, you can refer to this Hourly UV Index in Watson Lake.

Maximum UV Index Levels in Watson Lake for May

The chart shows the monthly maximum UV Index (UVI) for Watson Lake 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 Watson Lake typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec123466764211
Data source: Watson Lake 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 Watson Lake Compares to Other Months

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

This table compares monthly weather conditions in Watson Lake, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-18°C (-1°F)26 mm (1.0 inches)96%low
February Weather-17°C (2°F)24 mm (0.9 inches)96%low
March Weather-8°C (17°F)28 mm (1.1 inches)94%moderate
April Weather0°C (32°F)20 mm (0.8 inches)93%moderate
May Weather9°C (49°F)34 mm (1.4 inches)89%high
June Weather14°C (58°F)72 mm (2.8 inches)86%high
July Weather16°C (62°F)54 mm (2.1 inches)84%high
August Weather14°C (58°F)78 mm (3.1 inches)89%high
September Weather9°C (48°F)32 mm (1.3 inches)89%moderate
October Weather1°C (34°F)40 mm (1.6 inches)94%low
November Weather-12°C (11°F)50 mm (2.0 inches)98%low
December Weather-17°C (1°F)31 mm (1.2 inches)98%low

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