Contents
- Weather in January
- Frequently asked questions
- Average temperature in January
- Average pressure in January
- Average wind speed in January
- Average humidity in January
- Average rainfall in January
- Average rainfall days in January
- Average snowfall in January
- Average snowfall days in January
- Average daylight in January
- Average sunshine in January
- Average sunshine days in January
- Average UV index in January
- Average cloud cover in January
- Average visibility in January
Weather in January
Temperature
January, noted for its average high-temperature of 19.4°F (-7°C) and an average low-temperature of 8.6°F (-13°C), is considered the coldest month.Humidity
The most humid month in Iron River is January, with an average relative humidity of 91%.Rainfall
The month with the least rainfall is January, when the rain falls for 3.2 days and typically collects 0.94" (24mm) of precipitation.Snowfall
January through May, October through December are months with snowfall in Iron River. In Iron River, during January, snow falls for 21.8 days and regularly aggregates up to 6.5" (165mm) of snow. Throughout the year, there are 99.1 snowfall days, and 37.13" (943mm) of snow is accumulated.Daylight
The average length of the day in January is 9h and 4min.On the first day of the month, sunrise is at 7:49 am and sunset at 4:28 pm. On the last day of January, in Iron River, sunrise is at 7:30 am and sunset at 5:07 pm CST.
Sunshine
January has the least sunshine of the year, with an average of 2.3h of sunshine.UV index
January, November and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index reading of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for ordinary individuals.Note: In January, the maximum UV index of 1 suggests this advice:
While most can endure approximately an hour in the sun without burning, children always require protection from sunlight. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. Stay sun-safe with clothing that is both closely woven and worn loosely. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
Frequently asked questions
What month is the coldest in Iron River?
How cold is it in Iron River in January?
What is the most humid month in Iron River?
What is the average humidity in January in Iron River?
What is the driest month in Iron River?
How much does it rain in Iron River in January?
How many days does it snow in January in Iron River?
What is the average length of the day in January in Iron River?
When are sunrise and sunset in January in Iron River?
What is the month with the least sunshine in Iron River?
How long on average sun shines in January in Iron River?
What is the month with the lowest UV index in Iron River?
What is the UV index reading in January in Iron River?
Average temperature in January
Iron River, WI
- Average high temperature in January: 19.4°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 (19.4°F).
- Average low temperature in January: 8.6°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 (8.6°F).
Average pressure in January
Iron River, WI
- Average pressure in January: 30.09"Hg
The month with the highest atmospheric pressure is February (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in January
Iron River, WI
- Average wind speed in January: 9mph
The windiest month (with the highest average wind speed) is November (9.1mph).
The calmest month (with the lowest average wind speed) is July (6.6mph).
Average humidity in January
Iron River, WI
- Average humidity in January: 91%
The month with the highest relative humidity is January (91%).
The month with the lowest relative humidity is May (72%).
Average rainfall in January
Iron River, WI
- Average rainfall in January: 0.94"
The wettest month (with the highest rainfall) is July (2.56").
The driest month (with the least rainfall) is January (0.94").
Average rainfall days in January
Iron River, WI
- Average rainfall days in January: 3.2 days
The month with the highest number of rainy days is June (15.5 days).
The month with the least rainy days is January (3.2 days).
Average snowfall in January
Iron River, WI
- Average snowfall in January: 6.5"
The month with the highest snowfall is December (7.95").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Iron River, WI
- Average snowfall days in January: 21.8 days
The month with the highest number of snowfall days is January (21.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Iron River, WI
- 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 36min).
- Average sunshine in January: 2h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 2h and 18min).
Average sunshine days in January
Iron River, WI
- Average sunshine days in January: 10.4 days
The month with the most sunshine days is September (15 days).
The month with the least sunshine days is December (9.8 days).
Average UV index in January
Iron River, WI
- 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).
Average cloud cover in January
Iron River, WI
- Average cloud cover in January: 78
The month with the most cloud cover is January (Cloud cover 78).
The month with the least cloud cover is July (Cloud cover 31).
Average visibility in January
Iron River, WI
- Average visibility in January: 4mi
The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The month with the lowest visibility is January (4mi).
Iron River, Wisconsin, USA
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