May weather forecast
Sault Ste. Marie, MI

By May, Sault Ste. Marie embraces the fully formed spring, with the city morphing into a green and vibrant landscape. The snowfall drops to a mere 0.1 inch, hinting at the arrival of summer as the days get warmer. With lush greenery stretching across the city, outdoor activities, from hiking to picnics, become the norm. May showcases the vibrance and energy of spring in full swing in this city. The month is a perfect time to enjoy the outdoors before summer officially kicks off.

Temperature

With the onset of May, Sault Ste. Marie's weather sees a temperature rise, transitioning from a frosty 49.5°F (9.7°C) in April to a comfortable 62.8°F (17.1°C). Sault Ste. Marie sees a consistent average low-temperature of 40.8°F (4.9°C) in May, indicating a substantial decrease from the day's temperature.

Rainfall

In Sault Ste. Marie, during May, the rain falls for 11.2 days and regularly aggregates up to 2.56" (65mm) of precipitation. In Sault Ste. Marie, during the entire year, the rain falls for 162.9 days and collects up to 32.95" (837mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall in Sault Ste. Marie. May is the last month it regularly snows in Sault Ste. Marie. During 0.4 snowfall days, in May, Sault Ste. Marie aggregates 0.12" (3mm) of snow. In Sault Ste. Marie, during the entire year, snow falls for 79.2 days and aggregates up to 120.39" (3058mm) of snow.

Ocean temperature

In Sault Ste. Marie, the average seawater temperature in May is 37.4°F (3°C).
Note: In relation to swimming, the extreme cold, danger, and potential fatality of this situation are apparent. Without suitable insulated waterproof clothing, the onset of hypothermia is quick.

Daylight

In May, the average length of the day in Sault Ste. Marie is 15h and 2min.
On the first day of the month, sunrise is at 6:21 am and sunset at 8:47 pm. On the last day of May, in Sault Ste. Marie, sunrise is at 5:48 am and sunset at 9:22 pm EDT.

Sunshine

In Sault Ste. Marie, the average sunshine in May is 9h.

UV index

In May, the average daily maximum UV index in Sault Ste. Marie is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to Sun's UV rays for the average person.
Note: The daily high UV index of 6 in May translates into this advice:
Implement precautions and maintain sun safety methods. Avoidance of sunburn is demanded. From 10 a.m. to 4 p.m., when UV radiation is at its strongest, limit direct exposure to the Sun and note that shade structures may not provide full sun protection. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.