August weather forecast
Sault Ste. Marie, MI

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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 August

In August, Sault Ste. Marie's temperature starts its gradual retreat from summer's peak. Notably, however, the city records the highest rainfall in August with 3.2" (81mm) of rainfall. Yet, the period continues to promote summer activities, thanks to the warm temperatures persisting. As the rainfall nurtures the city’s lush greenery, it further adds to the beauty of the landscape. Despite the nearing end of summer, residents and visitors continue to relish in the city's vibrant summer atmosphere.

Temperature

August in Sault Ste. Marie observes an average high-temperature of a still moderately hot 74.7°F (23.7°C), marking an insignificant difference from July's 76.3°F (24.6°C). August in Sault Ste. Marie, Michigan, generally records an average low-temperature of 54.5°F (12.5°C).

Rainfall

In Sault Ste. Marie, during August, the rain falls for 10.9 days and regularly aggregates up to 3.19" (81mm) 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

In Sault Ste. Marie, Michigan, snow does not fall in June through September.

Ocean temperature

The month with the warmest seawater in Sault Ste. Marie is August, with an average ocean temperature of 59°F (15°C).
Note: For most people, a water temperature of 59°F (15°C) is not conducive to enjoyable swimming. Breathing control becomes harder as the water temperature dips below 69.8°F (21°C).

Daylight

In Sault Ste. Marie, the average length of the day in August is 14h and 8min.
On the first day of August in Sault Ste. Marie, Michigan, sunrise is at 6:19 am and sunset at 9:08 pm. On the last day of the month, sunrise is at 6:57 am and sunset at 8:17 pm EDT.

Sunshine

In Sault Ste. Marie, Michigan, the average sunshine in August is 8h.

UV index

In Sault Ste. Marie, the average daily maximum UV index in August is 7. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for the ordinary person.
Note: In August, the UV index of 7 transforms into the following advice:
Undertake protective measures and comply with sun safety rules. Shielding against skin and eye damage is essential. UV radiation from the Sun is most intense between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. Stay sun-safe with clothing that is both closely woven and worn loosely.
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Frequently asked questions

What is the usual temperature for Sault Ste. Marie in August?

The high-temperature, in August, in Sault Ste. Marie, records 74.7°F (23.7°C), while the low-temperature is 54.5°F (12.5°C).

How many days does it rain in August in Sault Ste. Marie?

In Sault Ste. Marie, in August, it is raining for 10.9 days, with typically 3.19" (81mm) of accumulated precipitation.

When it does not snow in Sault Ste. Marie?

In Sault Ste. Marie, snow does not fall in June through September.

When is the ocean warmest in Sault Ste. Marie?

August is the month with the warmest seawater in Sault Ste. Marie, Michigan, with an average ocean temperature of 59°F (15°C).

What is the ocean temperature in August in Sault Ste. Marie?

In August, the average ocean temperature is 59°F (15°C). For most, swimming in 59°F (15°C) is not an enjoyable activity. Furthermore, controlling your breathing becomes progressively more difficult as the water temperature decreases from 69.8°F (21°C) to 59°F (15°C).

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

In Sault Ste. Marie, the average day length in August is 14h and 8min.

When is the sunrise / sunset in August in Sault Ste. Marie?

In August, on the first day of the month, sunrise is at 6:19 am and sunset at 9:08 pm. On the last day of the month, in Sault Ste. Marie, sunrise is at 6:57 am and sunset at 8:17 pm EDT.

How many hours of sunshine does Sault Ste. Marie have in August?

The average sunshine duration in August in Sault Ste. Marie, Michigan, is 8h.

How high is the UV index in August in Sault Ste. Marie?

The average daily maximum UV index in August is 7. A UV Index reading of 6 to 7 represents a high health vulnerability from unprotected exposure to UV radiation.
Today
Tomorrow
Long-term
YearJFMAMJJAugustSOND
Jul
August
Sep
Average high temperature
76.2°F 24.6°C
74.7°F 23.7°C
66.5°F 19.2°C
Average low temperature
54.4°F 12.4°C
54.5°F 12.5°C
47.7°F 8.7°C
Average rainfall
2.9" 74mm
3.2" 81mm
3.8" 97mm
Average rainfall days
11.2
10.9
12.9
Average snowfall
0" 0mm
0" 0mm
0" 0mm
Average snowfall days
0
0
0.1
Average sea temperature
50°F 10°C
59°F 15°C
57°F 13.9°C
Average daylight
15h 2min
14h 1min
12h 3min
Average sunshine
9h 5min
8h 0min
5h 5min
Average UV index
8
7
5

Average temperature in August
Sault Ste. Marie, MI

Average temperature in August - Sault Ste. Marie, MI
  • Average high temperature in August: 74.7°F

The warmest month (with the highest average high temperature) is July (76.2°F).
The month with the lowest average high temperature is January (23°F).

  • Average low temperature in August: 54.5°F

The month with the highest average low temperature is August (54.5°F).
The coldest month (with the lowest average low temperature) is January (7.6°F).

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Average rainfall in August
Sault Ste. Marie, MI

Average rainfall in August - Sault Ste. Marie, MI
  • Average rainfall in August: 3.2"

The wettest months (with the highest rainfall) are September and October (3.8").
The driest month (with the least rainfall) is February (1.3").

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Average rainfall days in August
Sault Ste. Marie, MI

Average rainfall days in August - Sault Ste. Marie, MI
  • Average rainfall days in August: 10.9 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 August
Sault Ste. Marie, MI

Average snowfall in August - Sault Ste. Marie, MI
  • Average snowfall in August: 0"

The month with the highest snowfall is December (33.5").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in August
Sault Ste. Marie, MI

Average snowfall days in August - Sault Ste. Marie, MI
  • Average snowfall days in August: 0 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 August
Sault Ste. Marie, MI

Average sea temperature in August - Sault Ste. Marie, MI
  • Average sea temperature in August: 59°F

The best month for swimming (with the highest average sea temperature) is August (59°F).
The coldest months (with the lowest average sea temperature) are February, March and April (36°F).

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

Average daylight in August / Average sunshine in August - Sault Ste. Marie, MI
  • Average daylight in August: 14h and 1min

The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 42min).

  • Average sunshine in August: 8h and 0min

The month with the most sunshine is July (Average sunshine: 9h and 48min).
The month with the least sunshine is November (Average sunshine: 2h and 18min).

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Average UV index in August
Sault Ste. Marie, MI

Average UV index in August - Sault Ste. Marie, MI
  • Average UV index in August: 7

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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Sault Ste. Marie, Michigan, USA

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