January weather forecast
Grand Marais, MI

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Weather in January

Snow dominates the January weather in Grand Marais, Michigan, creating a perfect atmosphere for winter sports enthusiasts. The freezing air ensures comfortable conditions for snow accumulation, despite moderate wind intensity. Relative humidity is heightened, contributing to consistent snowfall. The value peaks are characteristic of winter - snowfall reaching 10.08" (256mm) over the course of 24.8 days and temperatures oscillating from 13.8°F (-10.1°C) to 22.8°F (-5.1°C). It is a period devoid of long daylight hours, signaling a typical mid-winter period.

Temperature

Grand Marais, Michigan, experiences its lowest average temperatures in January, reaching a peak of 22.8°F (-5.1°C) and a minimum of 13.8°F (-10.1°C).

Humidity

The months with the highest humidity in Grand Marais are January and February, with an average relative humidity of 91%.

Rainfall

In Grand Marais, in January, it is raining for 4.3 days, with typically 1.54" (39mm) of accumulated precipitation. Throughout the year, in Grand Marais, there are 123.2 rainfall days, and 22.17" (563mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Grand Marais are January through May, October through December. January is the month with the most snowfall. Snow falls for 24.8 days and accumulates 10.08" (256mm) of snow.

Ocean temperature

In Grand Marais, in January, the average water temperature is 37.4°F (3°C).
Note: In terms of swimming, this condition is dangerously life-threatening. Water temperatures cause sharp pain and provoke immediate hyperventilation. A specialized swimsuit is compulsory to alleviate thermal damage.

Daylight

The average length of the day in January in Grand Marais, Michigan, is 9h and 4min.
On the first day of the month, sunrise is at 8:28 am and sunset at 5:06 pm. On the last day of January, sunrise is at 8:09 am and sunset at 5:45 pm EST.

Sunshine

The month with the least sunshine in Grand Marais, Michigan, is January, with an average of 1.6h of sunshine.

UV index

January, February, November and December, with an average maximum UV index of 1, are months with the lowest UV index in Grand Marais. A UV Index reading of 2, and below, represents a minimal health hazard from unprotected exposure to Sun's UV rays for the average person.
Note: A daily maximum UV index of 1 in January translates into the following instructions:
Most individuals face no major issues with lengthy exposure to the sun, but children, infants, and individuals with fair skin always require protection. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Be on the lookout! Nearly twofold UV radiation from the Sun can be reflected by snow.
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Frequently asked questions

What month is the coldest in Grand Marais?

Grand Marais notes the coldest temperatures in January, with a average high of 22.8°F (-5.1°C) and a low of 13.8°F (-10.1°C).

How cold is it in Grand Marais in January?

The high-temperature, in January, in Grand Marais, is 22.8°F (-5.1°C), while the low-temperature averages to 13.8°F (-10.1°C).

What are the most humid months in Grand Marais?

The months with the highest humidity in Grand Marais, Michigan, are January and February, with an average relative humidity of 91%.

What is the average humidity in January in Grand Marais?

In January, the average relative humidity in Grand Marais, Michigan, is 91%.

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

In Grand Marais, in January, it is raining for 4.3 days, with typically 1.54" (39mm) of accumulated precipitation.

When does it snow the most in Grand Marais?

January is the month with the most snowfall in Grand Marais, Michigan. Snow falls for 24.8 days and accumulates 10.08" (256mm) of snow.

How much does it snow in Grand Marais in January?

In Grand Marais, in January, during 24.8 snowfall days, 10.08" (256mm) of snow is typically accumulated.

What is the water temperature in January in Grand Marais?

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

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

The average day length in January in Grand Marais, Michigan, is 9h and 4min.

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

In January, on the first day of the month, sunrise is at 8:28 am and sunset at 5:06 pm. On the last day of the month, in Grand Marais, Michigan, sunrise is at 8:09 am and sunset at 5:45 pm EST.

What is the month with the least sunshine in Grand Marais?

The month with the least sunshine in Grand Marais, Michigan, is January, with an average of 1.6h of sunshine.

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

In January, the average sunshine duration in Grand Marais, Michigan, is 1.6h.

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

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 1.

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

In January, the average daily maximum UV index in Grand Marais is 1. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to Sun's UV rays.
Today
Tomorrow
Long-term
YearJanuaryFMAMJJASOND
Dec
January
Feb
Average high temperature
28.8°F -1.8°C
22.8°F -5.1°C
23.2°F -4.9°C
Average low temperature
21°F -6.1°C
13.8°F -10.1°C
13.6°F -10.2°C
Average pressure
30.02" 763mmHg
30.01" 762mmHg
30.03" 763mmHg
Average wind speed
9.8mph 15.8km/h
9.6mph 15.4km/h
9.3mph 15km/h
Average max. wind speed
10.3mph 16.6km/h
10.1mph 16.3km/h
9.8mph 15.8km/h
Average wind speed gusts
14.4mph 23.2km/h
14.2mph 22.9km/h
14.1mph 22.7km/h
Average humidity
88%
91%
91%
Average rainfall
1.81" 46mm
1.54" 39mm
1.61" 41mm
Average rainfall days
7.5
4.3
3.1
Average snowfall
9.37" 238mm
10.08" 256mm
9.96" 253mm
Average snowfall days
20.4
24.8
21.9
Average sea temperature
39°F 3.9°C
37°F 2.8°C
37°F 2.8°C
Average daylight
8h 4min
9h 1min
10h 2min
Average sunshine
2h 1min
1h 4min
2h 3min
Average sunshine days
7.6
5.8
6.6
Average UV index
1
1
1
Average cloud cover
77%
83%
79%
Average visibility
5mi 8km
4mi 6.4km
4mi 6.4km

Average temperature in January
Grand Marais, MI

Average temperature in January - Grand Marais, MI
  • Average high temperature in January: 22.8°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 January: 13.8°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 January
Grand Marais, MI

Average pressure in January - Grand Marais, MI
  • Average pressure in January: 30.01"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 January
Grand Marais, MI

Average wind speed in January - Grand Marais, MI
  • Average wind speed in January: 9.6mph

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 January
Grand Marais, MI

Average humidity in January - Grand Marais, MI
  • Average humidity in January: 91%

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 January
Grand Marais, MI

Average rainfall in January - Grand Marais, MI
  • Average rainfall in January: 1.54"

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 January
Grand Marais, MI

Average rainfall days in January - Grand Marais, MI
  • Average rainfall days in January: 4.3 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 January
Grand Marais, MI

Average snowfall in January - Grand Marais, MI
  • Average snowfall in January: 10.08"

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 January
Grand Marais, MI

Average snowfall days in January - Grand Marais, MI
  • Average snowfall days in January: 24.8 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 January
Grand Marais, MI

Average sea temperature in January - Grand Marais, MI
  • Average sea temperature in January: 37°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 January /
Average sunshine in January
Grand Marais, MI

Average daylight in January / Average sunshine in January - Grand Marais, MI
  • Average daylight in January: 9h 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 36min).

  • Average sunshine in January: 1h and 4min

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 January
Grand Marais, MI

Average sunshine days in January - Grand Marais, MI
  • Average sunshine days in January: 5.8 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 January
Grand Marais, MI

Average UV index in January - Grand Marais, MI
  • Average UV index in January: 1

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 January
Grand Marais, MI

Average cloud cover in January - Grand Marais, MI
  • Average cloud cover in January: 83

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 January
Grand Marais, MI

Average visibility in January - Grand Marais, MI
  • Average visibility in January: 4mi

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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