January weather forecast
Decker, MI

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Weather in January

January, the same as December, in Decker, Michigan, is a freezing cold winter month, with an average temperature fluctuating between 16.5°F (-8.6°C) and 26.6°F (-3°C).

Temperature

Decker experiences its lowest temperatures in January, with an average peak of 26.6°F (-3°C) and a low of 16.5°F (-8.6°C).

Humidity

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

Rainfall

In January, the rain falls for 5.1 days. Throughout January, 1.46" (37mm) of precipitation is accumulated. In Decker, Michigan, during the entire year, the rain falls for 140.3 days and collects up to 21.42" (544mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. In January, it is snowing for 14.7 days. Throughout January, 3.86" (98mm) of snow is accumulated. Throughout the year, there are 61.5 snowfall days, and 17.95" (456mm) of snow is accumulated.

Daylight

In Decker, the average length of the day in January is 9h and 24min.
On the first day of January, sunrise is at 8:04 am and sunset at 5:06 pm. On the last day of the month, sunrise is at 7:49 am and sunset at 5:41 pm EST.

Sunshine

January has the least sunshine of the year in Decker, with an average of 2.7h of sunshine.

UV index

January and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for the average person.
Note: The daily maximum UV index of 1 in January interprets into the following advice:
Unlike children, who always need sun protection, most individuals can remain in the sun for up to an hour without getting burnt. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit. Alert! The snow's reflection can amplify the UV radiation of the Sun nearly twice.

Frequently asked questions

What are the coldest months?

Decker's January weather, marked by an average high temperature of 26.6°F (-3°C) and an average low temperature of 16.5°F (-8.6°C), is the coldest in the year.

How cold is it in January?

The high-temperature, in January, in Decker, records 26.6°F (-3°C), while the low-temperature is 16.5°F (-8.6°C).

What is the most humid month?

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

What is the average humidity in January?

In January, the average relative humidity is 87%.

How many days does it rain in January?

In Decker, during January, the rain falls for 5.1 days and regularly aggregates up to 1.46" (37mm) of precipitation.

How many days does it snow in January?

In Decker, during January, snow falls for 14.7 days and regularly aggregates up to 3.86" (98mm) of snow.

What is the average length of the day in January?

The average day length in January in Decker is 9h and 24min.

What time are sunrise and sunset in January?

In January, on the first day of the month, sunrise is at 8:04 am and sunset at 5:06 pm. On the last day of the month, sunrise is at 7:49 am and sunset at 5:41 pm EST.

What is the month with the least sunshine?

The month with the least sunshine is January, with an average of 2.7h of sunshine.

How many hours of sunshine does Decker have in January?

In Decker, the average sunshine duration in January is 2.7h.

What are the months with the lowest UV index?

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

How high is the UV index in January?

In Decker, 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
Decker, MI

Average temperature in January - Decker, MI
  • Average high temperature in January: 26.6°F

The warmest month (with the highest average high temperature) is July (77.5°F).
The month with the lowest average high temperature is January (26.6°F).

  • Average low temperature in January: 16.5°F

The month with the highest average low temperature is July (59.9°F).
The coldest month (with the lowest average low temperature) is January (16.5°F).

Average pressure in January
Decker, MI

Average pressure in January - Decker, MI
  • Average pressure in January: 30.05"Hg

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

Average wind speed in January
Decker, MI

Average wind speed in January - Decker, MI
  • Average wind speed in January: 10.7mph

The windiest months (with the highest average wind speed) are January and February (10.7mph).
The calmest month (with the lowest average wind speed) is July (6.7mph).

Average humidity in January
Decker, MI

Average humidity in January - Decker, MI
  • Average humidity in January: 87%

The months with the highest relative humidity are January and February (87%).
The months with the lowest relative humidity are April and May (77%).

Average rainfall in January
Decker, MI

Average rainfall in January - Decker, MI
  • Average rainfall in January: 1.46"

The wettest month (with the highest rainfall) is May (2.52").
The driest month (with the least rainfall) is December (1.1").

Average rainfall days in January
Decker, MI

Average rainfall days in January - Decker, MI
  • Average rainfall days in January: 5.1 days

The month with the highest number of rainy days is May (17.5 days).
The month with the least rainy days is February (4 days).

Average snowfall in January
Decker, MI

Average snowfall in January - Decker, MI
  • Average snowfall in January: 3.86"

The month with the highest snowfall is February (4.33").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in January
Decker, MI

Average snowfall days in January - Decker, MI
  • Average snowfall days in January: 14.7 days

The month with the highest number of snowfall days is January (14.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in January / Average sunshine in January - Decker, MI
  • Average daylight in January: 9h and 2min

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).

  • Average sunshine in January: 2h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 2h and 42min).

Average sunshine days in January
Decker, MI

Average sunshine days in January - Decker, MI
  • Average sunshine days in January: 12.7 days

The month with the most sunshine days is November (17.1 days).
The month with the least sunshine days is July (11.1 days).

Average UV index in January
Decker, MI

Average UV index in January - Decker, MI
  • Average UV index in January: 1

The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January and December (UV index 1).

Average cloud cover in January
Decker, MI

Average cloud cover in January - Decker, 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 31).

Average visibility in January
Decker, MI

Average visibility in January - Decker, MI
  • Average visibility in January: 5mi

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

Decker, Michigan, USA

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