May weather forecast
Sault Ste. Marie, MI

The famous Soo Locks in Sault Ste. Marie, Michigan, with the deepwater section passage for large water vessels
The famous Soo Locks in Sault Ste. Marie, Michigan, with the deepwater section passage for large water vessels

Weather in May

The last month of the spring, May, is an enjoyable month in Sault Ste. Marie, with temperature in the range of an average high of 62.8°F (17.1°C) and an average low of 40.8°F (4.9°C).

Temperature

In May, the average high-temperature in Sault Ste. Marie rises, from a chilly 49.5°F (9.7°C) in April, to a comfortable 62.8°F (17.1°C). The average low-temperature, in May, in Sault Ste. Marie, is 40.8°F (4.9°C).

Rainfall

In Sault Ste. Marie, it is raining for 11.2 days, with typically 2.57" (65.3mm) of accumulated precipitation. In Sault Ste. Marie, during the entire year, the rain falls for 162.9 days and collects up to 32.94" (836.8mm) of precipitation.

Snowfall

Months with snowfall in Sault Ste. Marie, Michigan, are January through May, October through December. May is the last month it regularly snows in Sault Ste. Marie. During 0.4 snowfall days, in May, Sault Ste. Marie aggregates 0.1" (2.5mm) of snow. In Sault Ste. Marie, during the entire year, snow falls for 79.2 days, and aggregates up to 120.4" (3058.1mm) of snow.

Ocean temperature

In May, the average ocean temperature in Sault Ste. Marie is 37.4°F (3°C).
Note: For swimming, this is considered extremely cold, dangerous, and life-threatening. Unless suitably protected with insulated waterproof clothing, hypothermia quickly occurs.

Daylight

In May, the average length of the day in Sault Ste. Marie, Michigan, is 15h.

Sunshine

In May, the average sunshine in Sault Ste. Marie, Michigan, 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 threat to health from the exposure to the Sun's UV radiation for ordinary individuals.
Note: The daily maximum UV index of 6 in May interpret into the following advice:
Take precautions and utilize sun safety practices. Protection against the skin and eye damage is required. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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FAQ

How much does it rain in Sault Ste. Marie in May?

In Sault Ste. Marie, in May, during 11.2 rainfall days, 2.57" (65.3mm) of precipitation is typically accumulated.

What is the last month it snows in Sault Ste. Marie?

May is the last month it regularly snows. During 0.4 snowfall days, in May, Sault Ste. Marie aggregates 0.1" (2.5mm) of snow.

How cold is the water in May in Sault Ste. Marie?

In Sault Ste. Marie, Michigan, in May, the average water temperature is 37.4°F (3°C). For swimming, this is considered life-threatening and very dangerous. The water feels painfully cold, and hyperventilation quickly occurs. A specialized swimsuit is mandatory to reduce thermal damage.

How many hours of daylight does Sault Ste. Marie have in May?

In Sault Ste. Marie, the average length of the day in May is 15h.

How long on average sun shines in May in Sault Ste. Marie?

The average sunshine in May in Sault Ste. Marie, Michigan, is 9h.

What is the UV index reading in May in Sault Ste. Marie?

The average daily maximum UV index in May is 6. A UV Index reading of 6 to 7 represents a high health vulnerability from the exposure to the Sun's UV rays.

Average temperature in May
Sault Ste. Marie, MI

Average temperature in May - Sault Ste. Marie, MI
  • Average high temperature in May: 17.1°C

The warmest month (with the highest average high temperature) is July (24.6°C).
The month with the lowest average high temperature is January (-5°C).

  • Average low temperature in May: 4.9°C

The month with the highest average low temperature is August (12.5°C).
The coldest month (with the lowest average low temperature) is January (-13.6°C).

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Average rainfall in May
Sault Ste. Marie, MI

Average rainfall in May - Sault Ste. Marie, MI
  • Average rainfall in May: 65.3mm

The wettest month (with the highest rainfall) is September (97mm).
The driest month (with the least rainfall) is February (34mm).

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Average rainfall days in May
Sault Ste. Marie, MI

Average rainfall days in May - Sault Ste. Marie, MI
  • Average rainfall days in May: 11.2 days

The month with the highest number of rainy days is December (18.8 days).
The months with the least rainy days are April and August (10.9 days).

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Average snowfall in May
Sault Ste. Marie, MI

Average snowfall in May - Sault Ste. Marie, MI
  • Average snowfall in May: 2.5mm

The month with the highest snowfall is December (850.9mm).
The months with the least snowfall are June, July, August and September (0mm).

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Average snowfall days in May
Sault Ste. Marie, MI

Average snowfall days in May - Sault Ste. Marie, MI
  • Average snowfall days in May: 0.4 days

The month with the highest number of snowfall days is January (19.6 days).
The months with the least snowfall days are June, July and August (0 days).

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Average sea temperature in May
Sault Ste. Marie, MI

Average sea temperature in May - Sault Ste. Marie, MI
  • Average sea temperature in May: 3°C

The best month for swimming (with the highest average sea temperature) is August (15°C).
The coldest months (with the lowest average sea temperature) are February, March and April (2°C).

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Average daylight in May /
Average sunshine in May
Sault Ste. Marie, MI

Average daylight in May / Average sunshine in May - Sault Ste. Marie, MI
  • Average daylight in May: 15h

The month with the longest days is June (Average daylight: 15.8h).
The month with the shortest days is December (Average daylight: 8.7h).

  • Average sunshine in May: 9h

The month with the most sunshine is July (Average sunshine: 9.8h).
The month with the least sunshine is November (Average sunshine: 2.3h).

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Average UV index in May
Sault Ste. Marie, MI

Average UV index in May - Sault Ste. Marie, MI
  • Average UV index in May: 6

The month with the highest UV index is July (UV index 8).
The months with the lowest UV index are January, November and December (UV index 1).

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