January weather forecastMendon, MI

January

Weather in January

January, like December, is another subzero cold winter month in Mendon, Michigan, with an average temperature fluctuating between 28.9°F (-1.7°C) and 18°F (-7.8°C).

Temperature

Mendon notes the coldest temperatures in January, with a high average of 28.9°F (-1.7°C) and a low of 18°F (-7.8°C).

Humidity

The most humid month is January, with an average relative humidity of 87%.

Rainfall

In Mendon, during January, the rain falls for 5.2 days and regularly aggregates up to 1.06" (27mm) of precipitation. Throughout the year, in Mendon, Michigan, there are 139.9 rainfall days, and 20.63" (524mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December. January is the month with the most snowfall. Snow falls for 15.3 days and accumulates 3.31" (84mm) of snow.

Daylight

In Mendon, the average length of the day in January is 9h and 32min.
On the first day of January in Mendon, sunrise is at 8:09 am and sunset at 5:20 pm. On the last day of the month, sunrise is at 7:55 am and sunset at 5:54 pm EST.

Sunshine

The month with the least sunshine is January, with an average of 2.8h of sunshine.

UV index

The months with the lowest UV index in Mendon are January and December, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for average individuals.
Note: A maximum UV index of 1 in January translates into the following recommendations:
Prolonged sun exposure should always be prevented in babies, children, and those with sensitive skin. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. Experience reduced UV exposure by about half when donning a wide-brim hat. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.
Updated: Jun 26, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

January, marked by an average high-temperature of 28.9°F (-1.7°C) and a low-temperature of 18°F (-7.8°C), is the coldest month in Mendon.

The average high-temperature and low-temperature during January are 28.9°F (-1.7°C) and 18°F (-7.8°C) respectively.

With an average relative humidity of 87%, January is the most humid month in Mendon.

In Mendon, the average relative humidity in January is 87%.

In Mendon, during January, the rain falls for 5.2 days and regularly aggregates up to 1.06" (27mm) of precipitation.

The month with the most snowfall is January, when snow falls for 15.3 days and typically aggregates up to 3.31" (84mm) of snow.

In Mendon, in January, during 15.3 snowfall days, 3.31" (84mm) of snow is typically accumulated.

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

In January, on the first day of the month, sunrise is at 8:09 am and sunset at 5:20 pm. On the last day of the month, sunrise is at 7:55 am and sunset at 5:54 pm EST.

January has the least sunshine of the year in Mendon, Michigan, with an average of 2.8h of sunshine.

The average sunshine duration in January in Mendon is 2.8h.

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

In January, the average daily maximum UV index is 1. A UV Index estimate of 2, and below, represents a minimal hazard to health from exposure to the Sun's UV radiation.
Average high temperature
Average low temperature
Average pressure
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in January
Mendon, MI

  • Average high temperature in January: 28.9°F

The warmest month (with the highest average high temperature) is July (79.7°F).
The month with the lowest average high temperature is January (28.9°F).

  • Average low temperature in January: 18°F

The month with the highest average low temperature is July (61.7°F).
The coldest month (with the lowest average low temperature) is January (18°F).

Average pressure in January
Mendon, MI

  • Average pressure in January: 30.09"Hg

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

Average wind speed in January
Mendon, MI

  • Average wind speed in January: 10.3mph

The windiest month (with the highest average wind speed) is January (10.3mph).
The calmest months (with the lowest average wind speed) are July and August (6.4mph).

Average humidity in January
Mendon, MI

  • Average humidity in January: 87%

The month with the highest relative humidity is January (87%).
The months with the lowest relative humidity are March, April and October (77%).

Average rainfall in January
Mendon, MI

  • Average rainfall in January: 1.06"

The wettest month (with the highest rainfall) is May (2.64").
The driest month (with the least rainfall) is November (1.02").

Average rainfall days in January
Mendon, MI

  • Average rainfall days in January: 5.2 days

The month with the highest number of rainy days is May (16.4 days).
The month with the least rainy days is February (4.9 days).

Average snowfall in January
Mendon, MI

  • Average snowfall in January: 3.31"

The month with the highest snowfall is January (3.31").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in January
Mendon, MI

  • Average snowfall days in January: 15.3 days

The month with the highest number of snowfall days is January (15.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

  • Average daylight in January: 9h and 30min

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in January: 2h and 48min

The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 2h and 48min).

Average sunshine days in January
Mendon, MI

  • Average sunshine days in January: 11.8 days

The month with the most sunshine days is March (15.2 days).
The month with the least sunshine days is February (10.8 days).

Average UV index in January
Mendon, MI

  • Average UV index in January: 1

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

Average cloud cover in January
Mendon, MI

  • Average cloud cover in January: 72

The month with the most cloud cover is January (Cloud cover 72).
The month with the least cloud cover is July (Cloud cover 34).

Average visibility in January
Mendon, MI

  • Average visibility in January: 5mi

The months with the highest visibility are March, April, May, June, October, November and December (6mi).
The months with the lowest visibility are January, February, July, August and September (5mi).