January weather forecast
Union Lake, MI

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Weather in January

January, like December, is a freezing cold winter month in Union Lake, Michigan, with an average temperature ranging between min 17.1°F (-8.3°C) and max 27.7°F (-2.4°C).

Temperature

January is the coldest month of the year, registering average temperatures as high as 27.7°F (-2.4°C) and as low as 17.1°F (-8.3°C).

Humidity

January and February, with an average relative humidity of 87%, are the most humid months in Union Lake.

Rainfall

In Union Lake, during January, the rain falls for 6.3 days and regularly aggregates up to 1.73" (44mm) of precipitation. Throughout the year, there are 152.6 rainfall days, and 24.88" (632mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December. In Union Lake, Michigan, during January, snow falls for 16.9 days and regularly aggregates up to 5" (127mm) of snow. In Union Lake, Michigan, during the entire year, snow falls for 64.7 days and aggregates up to 19.13" (486mm) of snow.

Daylight

In Union Lake, the average length of the day in January is 9h and 29min.
On the first day of the month, sunrise is at 8:03 am and sunset at 5:10 pm. On the last day of January, sunrise is at 7:49 am and sunset at 5:45 pm EST.

Sunshine

January has the least sunshine of the year in Union Lake, with an average of 2.8h of sunshine.

UV index

The months with the lowest UV index in Union Lake, Michigan, are January and December, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for the average person.
Note: An average maximum UV index of 1 in January leads to these recommendations:
The majority are not significantly affected by prolonged sun exposure. Infants, children, and those with fair skin must always have protection. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. Opt for tightly woven and loose clothing to enhance protection from the Sun. Be advised! The UV radiation from the Sun can be almost doubled due to the reflective properties of snow.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest month in Union Lake?

With average temperatures fluctuating between a high of 27.7°F (-2.4°C) and a low of 17.1°F (-8.3°C), January stands out as the coldest month.

How cold is it in Union Lake in January?

In Union Lake, 27.7°F (-2.4°C) is the average high-temperature and 17.1°F (-8.3°C) is the average low-temperature during January.

What is the most humid month in Union Lake?

The months with the highest humidity in Union Lake are January and February, with an average relative humidity of 87%.

What is the average humidity in January in Union Lake?

The average relative humidity in January in Union Lake, Michigan, is 87%.

How much does it rain in Union Lake in January?

In Union Lake, in January, during 6.3 rainfall days, 1.73" (44mm) of precipitation is typically accumulated.

How much does it snow in Union Lake in January?

In Union Lake, Michigan, during January, snow falls for 16.9 days and regularly aggregates up to 5" (127mm) of snow.

How many hours of daylight does Union Lake have in January?

In January, the average day length in Union Lake is 9h and 29min.

When is the sunrise / sunset in January in Union Lake?

In January, on the first day of the month, sunrise is at 8:03 am and sunset at 5:10 pm. On the last day of the month, in Union Lake, sunrise is at 7:49 am and sunset at 5:45 pm EST.

What is the month with the least sunshine in Union Lake?

With an average of 2.8h of sunshine, January has the least sunshine of the year in Union Lake.

How long on average sun shines in January in Union Lake?

The average sunshine duration in January in Union Lake is 2.8h.

What are the months with the lowest UV index in Union Lake?

January 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 Union Lake?

In January, the average daily maximum UV index in Union Lake is 1. A UV Index estimate of 2, and below, represents a minimal hazard to health 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
Union Lake, MI

Average temperature in January - Union Lake, MI
  • Average high temperature in January: 27.7°F

The warmest month (with the highest average high temperature) is July (79.5°F).
The month with the lowest average high temperature is January (27.7°F).

  • Average low temperature in January: 17.1°F

The month with the highest average low temperature is July (62.4°F).
The coldest month (with the lowest average low temperature) is January (17.1°F).

Average pressure in January
Union Lake, MI

Average pressure in January - Union Lake, MI
  • Average pressure in January: 30.07"Hg

The months with the highest atmospheric pressure are March and November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in January
Union Lake, MI

Average wind speed in January - Union Lake, MI
  • Average wind speed in January: 10.1mph

The windiest months (with the highest average wind speed) are January and February (10.1mph).
The calmest month (with the lowest average wind speed) is July (6.5mph).

Average humidity in January
Union Lake, MI

Average humidity in January - Union Lake, MI
  • Average humidity in January: 87%

The months with the highest relative humidity are January and February (87%).
The month with the lowest relative humidity is April (76%).

Average rainfall in January
Union Lake, MI

Average rainfall in January - Union Lake, MI
  • Average rainfall in January: 1.73"

The wettest month (with the highest rainfall) is May (3.15").
The driest month (with the least rainfall) is December (1.3").

Average rainfall days in January
Union Lake, MI

Average rainfall days in January - Union Lake, MI
  • Average rainfall days in January: 6.3 days

The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is February (6.2 days).

Average snowfall in January
Union Lake, MI

Average snowfall in January - Union Lake, MI
  • Average snowfall in January: 5"

The month with the highest snowfall is February (5.43").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in January
Union Lake, MI

Average snowfall days in January - Union Lake, MI
  • Average snowfall days in January: 16.9 days

The month with the highest number of snowfall days is January (16.9 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in January /
Average sunshine in January
Union Lake, MI

Average daylight in January / Average sunshine in January - Union Lake, MI
  • Average daylight in January: 9h and 3min

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in January: 2h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 2h and 48min).

Average sunshine days in January
Union Lake, MI

Average sunshine days in January - Union Lake, MI
  • Average sunshine days in January: 9.5 days

The month with the most sunshine days is September (15.5 days).
The month with the least sunshine days is January (9.5 days).

Average UV index in January
Union Lake, MI

Average UV index in January - Union Lake, MI
  • Average UV index in January: 1

The months with the highest UV index are July and August (UV index 6).
The months with the lowest UV index are January and December (UV index 1).

Average cloud cover in January
Union Lake, MI

Average cloud cover in January - Union Lake, MI
  • Average cloud cover in January: 70

The month with the most cloud cover is January (Cloud cover 70).
The month with the least cloud cover is July (Cloud cover 30).

Average visibility in January
Union Lake, MI

Average visibility in January - Union Lake, MI
  • Average visibility in January: 5mi

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

Union Lake, Michigan, USA

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