Monroe
Michigan, USA
Long-term weather forecast
Long-term weather forecast

January weather forecast and climate
Monroe, MI

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

Temperature

The coldest month is January, 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 most humid months.

Rainfall

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

Snowfall

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

Ocean temperature

In Monroe, the average water temperature is 33.1°F (0.6°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 Monroe is 9.5h.

Sunshine

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

UV index

The average daily maximum UV index in Monroe is 2. A UV Index estimate of 2, and below, represents a minimal health hazard from unsafe exposure to the UV radiation for the ordinary person.
Note: The daily maximum UV index of 2 in January interpret into the following advice:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.

What is the coldest month in Monroe?

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

What is the temperature in January in Monroe?

In Monroe, Michigan, in January, the average high-temperature is 29.7°F (-1.3°C), and the average low-temperature is 19°F (-7.2°C).

What are the most humid months in Monroe?

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?

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

How many days does it rain in January in Monroe?

In Monroe, Michigan, in January, during 4.3 rainfall days, 0.43" (11mm) of precipitation is typically accumulated.

How many days does it snow in January in Monroe?

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

How cold is the water in January in Monroe?

In January, the average ocean temperature is 33.1°F (0.6°C). For swimming, this is considered life-threatening and very dangerous. The water feels painfully cold, and hyperventilation quickly occurs. A specialized swimsuit is mandatory to reduce thermal damage.

What is the average length of the day in January in Monroe?

The average length of the day in January in Monroe is 9.5h.

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 in January is 3.2h.

What is the UV index intensity in January in Monroe?

In January, the average daily maximum UV index is 2. A UV Index value of 2, and less, symbolizes a minimal hazard to health from unprotected exposure to the UV radiation.
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).

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

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

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

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

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 lowest number of rainy days is January (4.3 days).

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

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

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).
Months with the lowest number of snowfall days are June, July, August, September and October (0 days).

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).

Average daylight in January / Average sunshine in January - Monroe, MI
  • Average daylight in January: 9.5h

The month with the longest days is June (Average daylight: 15.2h).
The month with shortest days is December (Average daylight: 9.2h).

  • Average sunshine in January: 3.2h

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

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

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).