January weather forecast
Irons, MI

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Weather in January

January, the same as December, in Irons, Michigan, is a freezing cold winter month, with an average temperature ranging between min 18°F (-7.8°C) and max 25.7°F (-3.5°C).

Temperature

January, noted for its average high-temperature of 25.7°F (-3.5°C) and an average low-temperature of 18°F (-7.8°C), is considered the coldest month.

Humidity

January is the most humid month, with an average relative humidity of 88%.

Rainfall

In Irons, Michigan, during January, the rain falls for 4.4 days and regularly aggregates up to 1.34" (34mm) of precipitation. In Irons, during the entire year, the rain falls for 127.4 days and collects up to 19.84" (504mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. In Irons, Michigan, during January, snow falls for 20.5 days and regularly aggregates up to 6.46" (164mm) of snow. Throughout the year, there are 80.3 snowfall days, and 27.09" (688mm) of snow is accumulated.

Daylight

In Irons, the average length of the day in January is 9h and 20min.
On the first day of January, sunrise is at 8:18 am and sunset at 5:15 pm. On the last day of the month, sunrise is at 8:02 am and sunset at 5:51 pm EST.

Sunshine

With an average of 1.8h of sunshine, January has the least sunshine of the year.

UV index

January, February, November and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: The maximum daily UV index of 1 in January interprets into the following recommendations:
Children, babies, and those with sensitive skin should always be shielded from long periods of sun exposure. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.
Updated: Jul 11, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What time of the year is the coldest?

Temperature records mark January as the coldest month, with highs averaging 25.7°F (-3.5°C) and lows at 18°F (-7.8°C).

How cold is January?

During January, Irons experiences an average high-temperature of 25.7°F (-3.5°C) and a low-temperature of 18°F (-7.8°C).

What is the most humid month?

January is the most humid month, with an average relative humidity of 88%.

What is the average humidity in January?

In Irons, the average relative humidity in January is 88%.

How much does it rain in January?

In January, the rain falls for 4.4 days. Throughout January, 1.34" (34mm) of precipitation is accumulated.

How much does it snow in Irons in January?

In Irons, in January, during 20.5 snowfall days, 6.46" (164mm) of snow is typically accumulated.

What is the average length of the day in January?

In January, the average day length is 9h and 20min.

When is the sunrise / sunset in January?

On the first day of January, sunrise is at 8:18 am and sunset at 5:15 pm. On the last day of the month, sunrise is at 8:02 am and sunset at 5:51 pm EST.

What is the month with the least sunshine?

The month with the least sunshine is January, with an average of 1.8h of sunshine.

How long on average sun shines in January?

The average sunshine duration in January is 1.8h.

When is the lowest UV index in Irons?

January, February, November 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 Irons, the average daily maximum UV index in January is 1. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's 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
Irons, MI

Average temperature in January - Irons, MI
  • Average high temperature in January: 25.7°F

The warmest month (with the highest average high temperature) is July (76.8°F).
The month with the lowest average high temperature is January (25.7°F).

  • Average low temperature in January: 18°F

The months with the highest average low temperature are July and August (59°F).
The coldest month (with the lowest average low temperature) is January (18°F).

Average pressure in January
Irons, MI

Average pressure in January - Irons, 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 (29.91"Hg).

Average wind speed in January
Irons, MI

Average wind speed in January - Irons, MI
  • Average wind speed in January: 10.3mph

The windiest months (with the highest average wind speed) are January, February and November (10.3mph).
The calmest month (with the lowest average wind speed) is July (6.9mph).

Average humidity in January
Irons, MI

Average humidity in January - Irons, MI
  • Average humidity in January: 88%

The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is April (74%).

Average rainfall in January
Irons, MI

Average rainfall in January - Irons, MI
  • Average rainfall in January: 1.34"

The wettest month (with the highest rainfall) is October (2.56").
The driest month (with the least rainfall) is February (1.14").

Average rainfall days in January
Irons, MI

Average rainfall days in January - Irons, MI
  • Average rainfall days in January: 4.4 days

The month with the highest number of rainy days is October (15.5 days).
The month with the least rainy days is January (4.4 days).

Average snowfall in January
Irons, MI

Average snowfall in January - Irons, MI
  • Average snowfall in January: 6.46"

The month with the highest snowfall is December (7.01").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in January
Irons, MI

Average snowfall days in January - Irons, MI
  • Average snowfall days in January: 20.5 days

The month with the highest number of snowfall days is January (20.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in January / Average sunshine in January - Irons, 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: 8h and 54min).

  • 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 48min).

Average sunshine days in January
Irons, MI

Average sunshine days in January - Irons, MI
  • Average sunshine days in January: 7.3 days

The month with the most sunshine days is September (15.8 days).
The month with the least sunshine days is January (7.3 days).

Average UV index in January
Irons, MI

Average UV index in January - Irons, 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
Irons, MI

Average cloud cover in January - Irons, MI
  • Average cloud cover in January: 81

The month with the most cloud cover is January (Cloud cover 81).
The month with the least cloud cover is July (Cloud cover 31).

Average visibility in January
Irons, MI

Average visibility in January - Irons, 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).

Irons, Michigan, USA

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