July weather forecast
Grand Marais, MI

Weather in July

July is an agreeable summer month in Grand Marais, Michigan, with temperature in the range of an average low of 55°F (12.8°C) and an average high of 72.1°F (22.3°C).

Temperature

July is the warmest month, with an average high-temperature of 72.1°F (22.3°C) and an average low-temperature of 55°F (12.8°C).

Humidity

In July, the average relative humidity in Grand Marais is 78%.

Rainfall

In Grand Marais, Michigan, it is raining for 13.2 days, with typically 1.93" (49mm) of accumulated precipitation. In Grand Marais, during the entire year, the rain falls for 123.2 days and collects up to 22.17" (563mm) of precipitation.

Snowfall

June through September are months without snowfall.

Ocean temperature

In July, the average ocean temperature is 50°F (10°C).
Note: Swimming in 50°F (10°C) is considered dangerous. Unprotected immersion in temperatures below 50°F (10°C) causes quickly maximum intensity cold shock with hyperventilation.

Daylight

In July, the average length of the day in Grand Marais is 15h and 25min.
On the first day of July, sunrise is at 5:54 am and sunset at 9:41 pm. On the last day of the month, sunrise is at 6:23 am and sunset at 9:17 pm EDT.

Sunshine

July has the most sunshine of the year, with an average of 9.9h of sunshine.

UV index

The months with the highest UV index in Grand Marais are June through August, with an average maximum UV index of 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: The daily maximum UV index of 5 in July interpret into the following advice:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. 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.
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FAQ

What is the warmest month in Grand Marais?

With an average high-temperature of 72.1°F (22.3°C) and an average low-temperature of 55°F (12.8°C), July is the warmest month in Grand Marais.

What is the average humidity in July in Grand Marais?

The average relative humidity in July is 78%.

How much does it rain in Grand Marais in July?

In Grand Marais, Michigan, in July, it is raining for 13.2 days, with typically 1.93" (49mm) of accumulated precipitation.

When it does not snow in Grand Marais?

June through September are months without snowfall.

What is the ocean temperature in July in Grand Marais?

In July, the average ocean temperature in Grand Marais is 50°F (10°C). Swimming in 50°F (10°C) is considered life-threatening. Even a few minutes in 55.4°F (13°C) water is uncomfortable, and swimming below 50°F (10°C) may cause total loss of breathing control and cold shock, depending on a person's physique.

What is the average length of the day in July in Grand Marais?

In Grand Marais, Michigan, the average day length in July is 15h and 25min.

When is the sunrise / sunset in July in Grand Marais?

On the first day of July in Grand Marais, Michigan, sunrise is at 5:54 am and sunset at 9:41 pm. On the last day of the month, sunrise is at 6:23 am and sunset at 9:17 pm EDT.

What month has the most sunshine in Grand Marais?

With an average of 9.9h of sunshine, July has the most sunshine of the year.

How many hours of sunshine does Grand Marais have in July?

In Grand Marais, the average sunshine duration in July is 9.9h.

What is the month with the highest UV index in Grand Marais?

The months with the highest UV index in Grand Marais, Michigan, are June through August, with an average maximum UV index of 5.

How high is the UV index in July in Grand Marais?

In Grand Marais, Michigan, the average daily maximum UV index in July is 5. A UV Index of 3 to 5 symbolizes a moderate health threat from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average sea temperature
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in July
Grand Marais, MI

Average temperature in July - Grand Marais, MI
  • Average high temperature in July: 72.1°F

The warmest month (with the highest average high temperature) is July (72.1°F).
The month with the lowest average high temperature is January (22.8°F).

  • Average low temperature in July: 55°F

The month with the highest average low temperature is August (56.8°F).
The coldest month (with the lowest average low temperature) is February (13.6°F).

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Average pressure in July
Grand Marais, MI

Average pressure in July - Grand Marais, MI
  • Average pressure in July: 29.93"Hg

The month with the highest atmospheric pressure is March (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed in July
Grand Marais, MI

Average wind speed in July - Grand Marais, MI
  • Average wind speed in July: 7.1mph

The windiest month (with the highest average wind speed) is November (10.1mph).
The calmest month (with the lowest average wind speed) is July (7.1mph).

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Average humidity in July
Grand Marais, MI

Average humidity in July - Grand Marais, MI
  • Average humidity in July: 78%

The months with the highest relative humidity are January and February (91%).
The month with the lowest relative humidity is May (73%).

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Average rainfall in July
Grand Marais, MI

Average rainfall in July - Grand Marais, MI
  • Average rainfall in July: 1.93"

The wettest month (with the highest rainfall) is October (2.8").
The driest month (with the least rainfall) is March (1.5").

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Average rainfall days in July
Grand Marais, MI

Average rainfall days in July - Grand Marais, MI
  • Average rainfall days in July: 13.2 days

The month with the highest number of rainy days is October (15.3 days).
The month with the least rainy days is February (3.1 days).

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Average snowfall in July
Grand Marais, MI

Average snowfall in July - Grand Marais, MI
  • Average snowfall in July: 0"

The month with the highest snowfall is January (10.08").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in July
Grand Marais, MI

Average snowfall days in July - Grand Marais, MI
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (24.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average sea temperature in July
Grand Marais, MI

Average sea temperature in July - Grand Marais, MI
  • Average sea temperature in July: 50°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 March and April (36°F).

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Average daylight in July /
Average sunshine in July
Grand Marais, MI

Average daylight in July / Average sunshine in July - Grand Marais, MI
  • Average daylight in July: 15h and 25min

The month with the longest days is June (Average daylight: 15h and 47min).
The month with the shortest days is December (Average daylight: 8h and 38min).

  • Average sunshine in July: 9h and 54min

The month with the most sunshine is July (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 1h and 36min).

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Average sunshine days in July
Grand Marais, MI

Average sunshine days in July - Grand Marais, MI
  • Average sunshine days in July: 15.6 days

The month with the most sunshine days is June (16.3 days).
The month with the least sunshine days is January (5.8 days).

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Average UV index in July
Grand Marais, MI

Average UV index in July - Grand Marais, MI
  • Average UV index in July: 5

The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 1).

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Average cloud cover in July
Grand Marais, MI

Average cloud cover in July - Grand Marais, MI
  • Average cloud cover in July: 34

The month with the most cloud cover is January (Cloud cover 83).
The month with the least cloud cover is July (Cloud cover 34).

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Average visibility in July
Grand Marais, MI

Average visibility in July - Grand Marais, MI
  • Average visibility in July: 6mi

The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January and February (4mi).

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