July weather forecast
Grand Marais, MI

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Weather in July

July witnesses the continuation of summer in full swing in Grand Marais. The extended sunshine hours and longer daylight duration contribute to the warming effect. The cloud% remains low, allowing clear skies and great visibility. The climatic high point is the month's temperature stretch from 55°F (12.8°C) to the yearly peak of 72.1°F (22.3°C), with no snowfall events registered. Despite the increased humidity and rainfall, the weather remains enjoyable for outdoor activities.

Temperature

July is the warmest month of the year, registering average temperatures as high as 72.1°F (22.3°C) and as low as 55°F (12.8°C).

Humidity

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

Rainfall

In Grand Marais, Michigan, in July, during 13.2 rainfall days, 1.93" (49mm) of precipitation is typically accumulated. Throughout the year, there are 123.2 rainfall days, and 22.17" (563mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall in Grand Marais.

Ocean temperature

In July, the average ocean temperature is 50°F (10°C).
Note: Unprotected swimming in 50°F (10°C) is dangerous due to potential cold shock. Especially when temperatures go below 50°F (10°C), leading to hyperventilation.

Daylight

The average length of the day in July in Grand Marais is 15h and 25min.
On the first day of July in Grand Marais, sunrise is at 5:54 am and sunset at 9:41 pm. On the last day of the month, sunrise is at 6:24 am and sunset at 9:16 pm EDT.

Sunshine

The month with the most sunshine is July, with an average of 9.9h of sunshine.

UV index

June through August, with an average maximum UV index of 5, are months with the highest UV index. A UV Index reading of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for ordinary individuals.
Note: In July, a daily UV index of 5 turns into the following recommendations:
Act with care - The suggestion to avoid sunburn is emphasized. The Sun's radiation is especially intense around midday; try to stay in shade during this period. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses.
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Frequently asked questions

What time of the year is the hottest in Grand Marais?

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

What are July temperatures in Grand Marais?

In Grand Marais, 72.1°F (22.3°C) is the average high-temperature and 55°F (12.8°C) is the average low-temperature during July.

What is the average humidity in July in Grand Marais?

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

How many days does it rain in July in Grand Marais?

In Grand Marais, in July, during 13.2 rainfall days, 1.93" (49mm) of precipitation is typically accumulated.

When it does not snow in Grand Marais?

June through September are months without snowfall in Grand Marais.

What is the ocean temperature in July in Grand Marais?

In Grand Marais, Michigan, the average seawater temperature in July 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.

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

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

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

In July, on the first day of the month, sunrise is at 5:54 am and sunset at 9:41 pm. On the last day of the month, in Grand Marais, sunrise is at 6:24 am and sunset at 9:16 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 in Grand Marais, Michigan.

How long on average sun shines in July in Grand Marais?

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

What are the months with the highest UV index in Grand Marais?

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

What is the UV index intensity in July in Grand Marais?

In Grand Marais, Michigan, the average daily maximum UV index in July is 5. A UV Index value of 3 to 5 symbolizes a medium hazard to health from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average sea temperature
Average daylight
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 2min

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 36min).

  • Average sunshine in July: 9h and 5min

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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Grand Marais, Michigan, USA

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