January weather forecast
Roscommon, MI

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Weather in January

January, like December, is another subzero cold winter month in Roscommon, Michigan, with an average temperature ranging between max 24.1°F (-4.4°C) and min 14.4°F (-9.8°C).

Temperature

Roscommon experiences its lowest temperatures in January, with an average peak of 24.1°F (-4.4°C) and a low of 14.4°F (-9.8°C).

Humidity

With an average relative humidity of 90%, January is the most humid month in Roscommon.

Rainfall

In January, in Roscommon, the rain falls for 5.1 days. Throughout January, 1.46" (37mm) of precipitation is accumulated. Throughout the year, there are 131.5 rainfall days, and 21.02" (534mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. January is the month with the most snowfall. Snow falls for 21.4 days and accumulates 8.07" (205mm) of snow.

Daylight

In January, the average length of the day is 9h and 17min.
On the first day of the month, sunrise is at 8:14 am and sunset at 5:08 pm. On the last day of January, in Roscommon, sunrise is at 7:58 am and sunset at 5:45 pm EST.

Sunshine

January has the least sunshine of the year, with an average of 1.9h of sunshine.

UV index

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV radiation for average individuals.
Note: The maximum daily UV index of 1 during January translates into the following directions:
Though the majority can handle prolonged sun exposure, it is crucial to always shield babies, children, and those with fair skin. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck. Mark this! Snow reflection can nearly double the UV radiation intensity from the Sun.
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 Roscommon?

In Roscommon, January is the month with the lowest recorded average temperatures, measuring a high of 24.1°F (-4.4°C) and a low of 14.4°F (-9.8°C).

How cold is it in Roscommon in January?

January temperatures in Roscommon vary between a high-temperature of 24.1°F (-4.4°C) and a low-temperature of 14.4°F (-9.8°C).

What is the most humid month in Roscommon?

January is the most humid month in Roscommon, Michigan, with an average relative humidity of 90%.

What is the average humidity in January in Roscommon?

The average relative humidity in January is 90%.

How many days does it rain in January in Roscommon?

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

When does it snow the most in Roscommon?

The month with the most snowfall in Roscommon, Michigan, is January, when snow falls for 21.4 days and typically aggregates up to 8.07" (205mm) of snow.

How many days does it snow in January in Roscommon?

In Roscommon, Michigan, in January, snow falls for 21.4 days, with typically accumulated 8.07" (205mm) of snow.

How many hours of daylight does Roscommon have in January?

In January, the average day length in Roscommon, Michigan, is 9h and 17min.

When are sunrise and sunset in January in Roscommon?

In January, on the first day of the month, sunrise is at 8:14 am and sunset at 5:08 pm. On the last day of the month, in Roscommon, Michigan, sunrise is at 7:58 am and sunset at 5:45 pm EST.

What is the month with the least sunshine in Roscommon?

January has the least sunshine of the year in Roscommon, Michigan, with an average of 1.9h of sunshine.

How many hours of sunshine does Roscommon have in January?

The average sunshine duration in January in Roscommon is 1.9h.

When is the lowest UV index in Roscommon?

January, February, November and December, with an average maximum UV index of 1, are months with the lowest UV index in Roscommon, Michigan.

What is the UV index intensity in January in Roscommon?

In January, the average daily maximum UV index is 1. A UV Index reading of 2, and below, represents a minimal hazard to health from unprotected exposure to UV radiation.
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
Roscommon, MI

Average temperature in January - Roscommon, MI
  • Average high temperature in January: 24.1°F

The warmest month (with the highest average high temperature) is July (78.4°F).
The month with the lowest average high temperature is January (24.1°F).

  • Average low temperature in January: 14.4°F

The month with the highest average low temperature is July (57.7°F).
The coldest month (with the lowest average low temperature) is January (14.4°F).

Average pressure in January
Roscommon, MI

Average pressure in January - Roscommon, MI
  • Average pressure in January: 30.04"Hg

The month with the highest atmospheric pressure is March (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed in January
Roscommon, MI

Average wind speed in January - Roscommon, MI
  • Average wind speed in January: 8.3mph

The windiest month (with the highest average wind speed) is April (8.8mph).
The calmest months (with the lowest average wind speed) are July and August (6.3mph).

Average humidity in January
Roscommon, MI

Average humidity in January - Roscommon, MI
  • Average humidity in January: 90%

The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is May (72%).

Average rainfall in January
Roscommon, MI

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

The wettest month (with the highest rainfall) is October (2.64").
The driest month (with the least rainfall) is September (1.1").

Average rainfall days in January
Roscommon, MI

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

The month with the highest number of rainy days is October (16.2 days).
The month with the least rainy days is February (3.8 days).

Average snowfall in January
Roscommon, MI

Average snowfall in January - Roscommon, MI
  • Average snowfall in January: 8.07"

The month with the highest snowfall is January (8.07").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in January
Roscommon, MI

Average snowfall days in January - Roscommon, MI
  • Average snowfall days in January: 21.4 days

The month with the highest number of snowfall days is January (21.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

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

The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).

  • Average sunshine in January: 1h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 1h and 54min).

Average sunshine days in January
Roscommon, MI

Average sunshine days in January - Roscommon, MI
  • Average sunshine days in January: 7.8 days

The month with the most sunshine days is September (16.3 days).
The month with the least sunshine days is January (7.8 days).

Average UV index in January
Roscommon, MI

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

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

Average cloud cover in January
Roscommon, MI

Average cloud cover in January - Roscommon, MI
  • Average cloud cover in January: 80

The month with the most cloud cover is January (Cloud cover 80).
The month with the least cloud cover is July (Cloud cover 33).

Average visibility in January
Roscommon, MI

Average visibility in January - Roscommon, MI
  • Average visibility in January: 4mi

The months with the highest visibility are April, May, June and July (6mi).
The months with the lowest visibility are January and February (4mi).

Roscommon, Michigan, USA

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