January weather forecast
Grand Marais, MI

Weather in January

January, like December, is another subzero cold winter month in Grand Marais, Michigan, with an average temperature varying between 22.8°F (-5.1°C) and 13.8°F (-10.1°C).

Temperature

The coldest month is January, with an average high-temperature of 22.8°F (-5.1°C) and an average low-temperature of 13.8°F (-10.1°C).

Humidity

January and February, with an average relative humidity of 91%, are the most humid months.

Rainfall

In January, the rain falls for 4.3 days. Throughout January, 1.54" (39mm) of precipitation is accumulated. In Grand Marais, during the entire year, the rain falls for 123.2 days and collects up to 22.17" (563mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall in Grand Marais, Michigan. The month with the most snowfall is January, when snow falls for 24.8 days and typically aggregates up to 10.08" (256mm) of snow.

Ocean temperature

In January, the average ocean temperature 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

The average length of the day in January is 9h and 4min.
On the first day of January in Grand Marais, sunrise is at 8:28 am and sunset at 5:06 pm. On the last day of the month, sunrise is at 8:08 am and sunset at 5:46 pm EST.

Sunshine

The month with the least sunshine is January, with an average of 1.6h of sunshine.

UV index

The months with the lowest UV index in Grand Marais are January, February, November and December, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV rays for ordinary individuals.
Note: The daily maximum UV index of 1 in January interpret into the following advice:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. 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. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
[Resources]

FAQ

What is the coldest month in Grand Marais?

January is the coldest month in Grand Marais, Michigan, with an average high-temperature of 22.8°F (-5.1°C) and an average low-temperature of 13.8°F (-10.1°C).

What is the most humid month 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?

The average relative humidity in January in Grand Marais is 91%.

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

In Grand Marais, Michigan, during January, the rain falls for 4.3 days and regularly aggregates up to 1.54" (39mm) of precipitation.

When does it snow the most in Grand Marais?

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

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

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 Grand Marais, the average seawater temperature in January 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.

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

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

When are sunrise and 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 8:08 am and sunset at 5:46 pm EST.

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

With an average of 1.6h of sunshine, January has the least sunshine of the year in Grand Marais.

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

The average sunshine duration in January in Grand Marais is 1.6h.

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

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

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

In Grand Marais, the average daily maximum UV index in January is 1. A UV Index reading of 2, and below, represents a low health risk from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

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).

[Resources]

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).

[Resources]

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).

[Resources]

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%).

[Resources]

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").

[Resources]

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).

[Resources]

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").

[Resources]

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).

[Resources]

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).

[Resources]

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 4min

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 January: 1h and 36min

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).

[Resources]

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).

[Resources]

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).

[Resources]

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).

[Resources]

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).

[Resources]

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location
* you will be automatically redirected to the weather forecast for your location