January weather forecast
Monroe, MI

Weather in January

January, the same as December, in Monroe, Michigan, is another subzero cold winter month, with an average temperature varying between 29.7°F (-1.3°C) and 19°F (-7.2°C).

Temperature

January is the coldest month, with an average high-temperature of 29.7°F (-1.3°C) and an average low-temperature of 19°F (-7.2°C).

Humidity

January and February, with an average relative humidity of 85%, are the most humid months in Monroe.

Rainfall

In Monroe, in January, during 4.3 rainfall days, 0.43" (11mm) of precipitation is typically accumulated. Throughout the year, there are 103.1 rainfall days, and 8.66" (220mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through April, November and December. In Monroe, in January, snow falls for 9.7 days, with typically accumulated 0.79" (20mm) of snow. In Monroe, during the entire year, snow falls for 32.9 days and aggregates up to 3.27" (83mm) of snow.

Ocean temperature

In Monroe, the average water temperature is 33.1°F (0.6°C).
Note: For swimming, this is considered very dangerous and immediately life-threatening. Total loss of breathing control instantly occurs, and clear thinking becomes almost impossible. A specialized swimsuit is obligatory to minimize thermal loss.

Daylight

In Monroe, Michigan, the average length of the day in January is 9h and 32min.
On the first day of January in Monroe, sunrise is at 8:01 am and sunset at 5:13 pm. On the last day of the month, sunrise is at 7:46 am and sunset at 5:47 pm EST.

Sunshine

The month with the least sunshine is January, with an average of 3.2h of sunshine.

UV index

In Monroe, the average daily maximum UV index in January is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for the average person.
Note: In January, the average maximum UV index of 2 translate into the following recommendations:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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FAQ

What is the coldest month in Monroe?

January is the coldest month, with an average high-temperature of 29.7°F (-1.3°C) and an average low-temperature of 19°F (-7.2°C).

What is the most humid month in Monroe?

The months with the highest humidity in Monroe are January and February, with an average relative humidity of 85%.

What is the average humidity in January in Monroe?

The average relative humidity in January in Monroe, Michigan, is 85%.

How many days does it rain in January in Monroe?

In Monroe, Michigan, in January, it is raining for 4.3 days, with typically 0.43" (11mm) of accumulated precipitation.

How many days does it snow in January in Monroe?

In January, in Monroe, it is snowing for 9.7 days. Throughout January, 0.79" (20mm) of snow is accumulated.

What is the water temperature in January in Monroe?

In Monroe, in January, the average water temperature is 33.1°F (0.6°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 Monroe?

The average day length in January in Monroe is 9h and 32min.

When is the sunrise / sunset in January in Monroe?

In January, on the first day of the month, sunrise is at 8:01 am and sunset at 5:13 pm. On the last day of the month, in Monroe, sunrise is at 7:46 am and sunset at 5:47 pm EST.

What is the month with the least sunshine in Monroe?

January has the least sunshine of the year, with an average of 3.2h of sunshine.

How many hours of sunshine does Monroe have in January?

In Monroe, the average sunshine duration in January is 3.2h.

What is the UV index reading in January in Monroe?

In January, the average daily maximum UV index in Monroe, Michigan, is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to Sun's UV rays.

Average temperature in January
Monroe, MI

Average temperature in January - Monroe, MI
  • Average high temperature in January: 29.7°F

The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (29.7°F).

  • Average low temperature in January: 19°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (19°F).

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Average pressure in January
Monroe, MI

Average pressure in January - Monroe, MI
  • Average pressure in January: 30.09"

The month with the highest atmospheric pressure is November (30.1").
The month with the lowest atmospheric pressure is June (29.93").

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Average wind speed in January
Monroe, MI

Average wind speed in January - Monroe, MI
  • Average wind speed in January: 10.4mph

The windiest month (with the highest average wind speed) is January (10.4mph).
The calmest month (with the lowest average wind speed) is July (6.6mph).

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Average humidity in January
Monroe, MI

Average humidity in January - Monroe, MI
  • Average humidity in January: 85%

The months with the highest relative humidity are January and February (85%).
The month with the lowest relative humidity is October (75%).

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Average rainfall in January
Monroe, MI

Average rainfall in January - Monroe, MI
  • Average rainfall in January: 0.43"

The wettest months (with the highest rainfall) are May, June and August (1.06").
The driest month (with the least rainfall) is September (0.39").

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Average rainfall days in January
Monroe, MI

Average rainfall days in January - Monroe, MI
  • Average rainfall days in January: 4.3 days

The month with the highest number of rainy days is May (12.2 days).
The month with the least rainy days is January (4.3 days).

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Average snowfall in January
Monroe, MI

Average snowfall in January - Monroe, MI
  • Average snowfall in January: 0.79"

The month with the highest snowfall is February (1.02").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in January
Monroe, MI

Average snowfall days in January - Monroe, MI
  • Average snowfall days in January: 9.7 days

The month with the highest number of snowfall days is January (9.7 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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Average sea temperature in January
Monroe, MI

Average sea temperature in January - Monroe, MI
  • Average sea temperature in January: 33.2°F

The best month for swimming (with the highest average sea temperature) is August (76.4°F).
The coldest month (with the lowest average sea temperature) is February (32.6°F).

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Average daylight in January /
Average sunshine in January
Monroe, MI

Average daylight in January / Average sunshine in January - Monroe, MI
  • Average daylight in January: 9h and 32min

The month with the longest days is June (Average daylight: 15h and 11min).
The month with the shortest days is December (Average daylight: 9h and 11min).

  • Average sunshine in January: 3.2h

The month with the most sunshine is July (Average sunshine: 10.3h).
The month with the least sunshine is January (Average sunshine: 3.2h).

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Average sunshine days in January
Monroe, MI

Average sunshine days in January - Monroe, MI
  • Average sunshine days in January: 20.2 days

The month with the most sunshine days is October (20.5 days).
The month with the least sunshine days is April (14.9 days).

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Average UV index in January
Monroe, MI

Average UV index in January - Monroe, MI
  • Average UV index in January: 2

The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).

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Average cloud cover in January
Monroe, MI

Average cloud cover in January - Monroe, MI
  • Average cloud cover in January: 66

The month with the most cloud cover is January (Cloud cover 66).
The month with the least cloud cover is July (Cloud cover 29).

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Average visibility in January
Monroe, MI

Average visibility in January - Monroe, MI
  • Average visibility in January: 6mi

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

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