January weather forecast
Ironwood, MI

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Weather in January

January, like December, is a freezing cold winter month in Ironwood, Michigan, with an average temperature fluctuating between 19.2°F (-7.1°C) and 9°F (-12.8°C).

Temperature

January is the month when Ironwood experiences its coldest temperatures, averaging a high of 19.2°F (-7.1°C) and a low of 9°F (-12.8°C).

Humidity

January is the most humid month, with an average relative humidity of 92%.

Rainfall

In Ironwood, in January, during 1.8 rainfall days, 0.94" (24mm) of precipitation is typically accumulated. Throughout the year, there are 104.6 rainfall days, and 16.5" (419mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. In Ironwood, Michigan, during January, snow falls for 23.4 days and regularly aggregates up to 6.69" (170mm) of snow. In Ironwood, during the entire year, snow falls for 113.9 days and aggregates up to 38.5" (978mm) of snow.

Daylight

In Ironwood, the average length of the day in January is 9h and 5min.
On the first day of January, sunrise is at 7:44 am and sunset at 4:24 pm. On the last day of the month, sunrise is at 7:25 am and sunset at 5:02 pm CST.

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 in Ironwood, Michigan, are January, November and December, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for the average person.
Note: The maximum UV index, 1 during January, leads to the following recommendations:
Extended exposure to the sun should always be avoided by children, infants, and those with sensitive skin. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Attention! Nearly twice the Sun's UV radiation can be reflected by snow.
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Frequently asked questions

What are the coldest months in Ironwood?

January is the month when Ironwood experiences its coldest temperatures, averaging a high of 19.2°F (-7.1°C) and a low of 9°F (-12.8°C).

How cold is January in Ironwood?

The average high-temperature and low-temperature in Ironwood, Michigan, during January are 19.2°F (-7.1°C) and 9°F (-12.8°C) respectively.

What is the most humid month in Ironwood?

The most humid month is January, with an average relative humidity of 92%.

What is the average humidity in January in Ironwood?

In January, the average relative humidity in Ironwood is 92%.

How much does it rain in Ironwood in January?

In January, in Ironwood, Michigan, the rain falls for 1.8 days. Throughout January, 0.94" (24mm) of precipitation is accumulated.

How much does it snow in Ironwood in January?

In Ironwood, during January, snow falls for 23.4 days and regularly aggregates up to 6.69" (170mm) of snow.

How many hours of daylight does Ironwood have in January?

In January, the average day length in Ironwood, Michigan, is 9h and 5min.

When is the sunrise / sunset in January in Ironwood?

In January, on the first day of the month, sunrise is at 7:44 am and sunset at 4:24 pm. On the last day of the month, sunrise is at 7:25 am and sunset at 5:02 pm CST.

What is the month with the least sunshine in Ironwood?

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

How long on average sun shines in January in Ironwood?

In January, the average sunshine duration in Ironwood, Michigan, is 1.9h.

When is the lowest UV index in Ironwood?

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

How high is the UV index in January in Ironwood?

In Ironwood, the average daily maximum UV index in January is 1. A UV Index of 2, and less, symbolizes a minimal health vulnerability from 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
Ironwood, MI

Average temperature in January - Ironwood, MI
  • Average high temperature in January: 19.2°F

The warmest month (with the highest average high temperature) is July (76.3°F).
The month with the lowest average high temperature is January (19.2°F).

  • Average low temperature in January: 9°F

The month with the highest average low temperature is July (57.6°F).
The coldest month (with the lowest average low temperature) is January (9°F).

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Average pressure in January
Ironwood, MI

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

The months with the highest atmospheric pressure are February and March (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

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Average wind speed in January
Ironwood, MI

Average wind speed in January - Ironwood, MI
  • Average wind speed in January: 9.6mph

The windiest months (with the highest average wind speed) are January and November (9.6mph).
The calmest months (with the lowest average wind speed) are June, July and August (7mph).

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Average humidity in January
Ironwood, MI

Average humidity in January - Ironwood, MI
  • Average humidity in January: 92%

The month with the highest relative humidity is January (92%).
The month with the lowest relative humidity is May (72%).

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Average rainfall in January
Ironwood, MI

Average rainfall in January - Ironwood, MI
  • Average rainfall in January: 0.94"

The wettest month (with the highest rainfall) is May (1.89").
The driest month (with the least rainfall) is February (0.91").

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Average rainfall days in January
Ironwood, MI

Average rainfall days in January - Ironwood, MI
  • Average rainfall days in January: 1.8 days

The month with the highest number of rainy days is June (13.1 days).
The month with the least rainy days is January (1.8 days).

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Average snowfall in January
Ironwood, MI

Average snowfall in January - Ironwood, MI
  • Average snowfall in January: 6.69"

The month with the highest snowfall is December (8.35").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in January
Ironwood, MI

Average snowfall days in January - Ironwood, MI
  • Average snowfall days in January: 23.4 days

The month with the highest number of snowfall days is January (23.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in January / Average sunshine in January - Ironwood, MI
  • Average daylight in January: 9h and 1min

The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 42min).

  • Average sunshine in January: 1h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 1h and 54min).

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Average sunshine days in January
Ironwood, MI

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

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

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Average UV index in January
Ironwood, MI

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

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

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Average cloud cover in January
Ironwood, MI

Average cloud cover in January - Ironwood, MI
  • Average cloud cover in January: 82

The month with the most cloud cover is January (Cloud cover 82).
The month with the least cloud cover is July (Cloud cover 32).

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Average visibility in January
Ironwood, MI

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

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

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Ironwood, Michigan, USA

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