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Contents
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- Average humidity
- Average rainfall
- Average rainfall days
- Average snowfall
- Average snowfall days
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
Weather in January
January, like December, is a freezing cold winter month in Iron River, Wisconsin, with an average temperature fluctuating between 8.6°F (-13°C) and 19.4°F (-7°C). The coldest period tends to be January, when average temperatures fluctuate between a high of 19.4°F (-7°C) and a low of 8.6°F (-13°C). Weather in January »
Weather in February
The last month of the winter, February, is also a subzero cold month in Iron River, Wisconsin, with an average temperature varying between 22.5°F (-5.3°C) and 10.8°F (-11.8°C). The average high-temperature during February is a still freezing cold 22.5°F (-5.3°C), almost matching the conditions of the preceding month. Weather in February »
Weather in March
The first month of the spring, March, is a wintry month in Iron River, Wisconsin, with an average temperature fluctuating between 35.1°F (1.7°C) and 22.8°F (-5.1°C). The transition to March introduces an increase in the average high-temperature, shifting from a freezing cold 22.5°F (-5.3°C) in February to an icy 35.1°F (1.7°C). Weather in March »
Weather in April
April is a frosty spring month in Iron River, Wisconsin, with temperature in the range of an average low of 32.2°F (0.1°C) and an average high of 46.4°F (8°C). With the onset of April, Iron River's average high-temperature sees a rise, moving from March's wintry 35.1°F (1.7°C) to a chilly 46.4°F (8°C). Weather in April »
Weather in May
The last month of the spring, May, is an enjoyable month in Iron River, Wisconsin, with an average temperature ranging between max 61.2°F (16.2°C) and min 42.8°F (6°C). May's onset is marked by a clear temperature increase, soaring from a frosty 46.4°F (8°C) in April to a comfortable 61.2°F (16.2°C). Weather in May »
Weather in June
June, the first month of the summer in Iron River, is a pleasant month, with an average temperature fluctuating between 51.1°F (10.6°C) and 70.3°F (21.3°C). The arrival of June brings an increase in high-temperatures, moving from a refreshing 61.2°F (16.2°C) in May to a pleasant 70.3°F (21.3°C). Weather in June »
Weather in July
July in Iron River, Wisconsin, is a moderately hot summer month, with an average temperature varying between 57.7°F (14.3°C) and 76.8°F (24.9°C). July, known for its average high temperature of 76.8°F (24.9°C) and an average low temperature of 57.7°F (14.3°C), is the warmest month. Weather in July »
Weather in August
August, the last month of the summer in Iron River, is also a moderately hot month, with temperature in the range of an average low of 57.4°F (14.1°C) and an average high of 75.2°F (24°C). A minimal variation is noted in Iron River's average high-temperature at the onset of August, reaching a still moderately hot 75.2°F (24°C) from July's 76.8°F (24.9°C). Weather in August »
Weather in September
The first month of the autumn, September, is also an enjoyable month in Iron River, Wisconsin, with an average temperature varying between 50.9°F (10.5°C) and 67.1°F (19.5°C). The beginning of September subtly marks a decrease in the average high-temperature, transitioning from a moderately hot 75.2°F (24°C) in August to an enjoyable 67.1°F (19.5°C). Weather in September »
Weather in October
October, like September, in Iron River, Wisconsin, is another fresh autumn month, with an average temperature ranging between min 40.3°F (4.6°C) and max 52°F (11.1°C). October's arrival is marked by a notable drop in high-temperatures, falling from an enjoyable 67.1°F (19.5°C) in September to a cool 52°F (11.1°C). Weather in October »
Weather in November
November, the last month of the autumn in Iron River, is also a wintry month, with an average temperature ranging between max 37.6°F (3.1°C) and min 28°F (-2.2°C). Iron River's weather in November is characterized by a distinct drop in the average high-temperature, reducing from a cool 52°F (11.1°C) in October to an icy 37.6°F (3.1°C). Weather in November »
Weather in December
December, the first month of the winter in Iron River, is still a freezing cold month, with an average temperature ranging between max 25.3°F (-3.7°C) and min 16°F (-8.9°C). As December arrives, Iron River's weather displays a decrease in high-temperatures, transitioning from November's wintry 37.6°F (3.1°C) to a subzero cold 25.3°F (-3.7°C). Weather in December »
Updated: Jul 20, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What part of the year is the coldest?
The month of January, characterized by an average high of 19.4°F (-7°C) and a low of 8.6°F (-13°C), is recognized as the coldest.
What is the most humid month?
January is the most humid month, with an average relative humidity of 91%.
What is the driest month?
The month with the least rainfall is January, when the rain falls for 3.2 days and typically collects 0.94" (24mm) of precipitation.
How many days does it rain in Iron River?
Throughout the year, there are 121.6 rainfall days, and 21.42" (544mm) of precipitation is accumulated.
When does it snow?
January through May, October through December are months with snowfall.
How many days does it snow?
In Iron River, during the entire year, snow falls for 99.1 days and aggregates up to 37.13" (943mm) of snow.
What is the month with the least sunshine?
With an average of 2.3h of sunshine, January has the least sunshine of the year in Iron River, Wisconsin.
What is the month with the lowest UV index?
The months with the lowest UV index are January, November and December, with an average maximum UV index of 1.
When is Daylight Saving Time (DST)?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from CST to CDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from CDT to CST.
What is the least humid month?
With an average relative humidity of 72%, May is the least humid month.
When it does not snow?
In Iron River, snow does not fall in June through September.
When are the longest days?
June has the longest days of the year, with an average of 15h and 48min of daylight.
What are the warmest months?
July is the warmest month, exhibiting average temperatures of 76.8°F (24.9°C) at the peak and 57.7°F (14.3°C) at the base.
What is the wettest month?
July is the month with the most rainfall. Rain falls for 14.1 days and accumulates 2.56" (65mm) of precipitation.
What month has the most sunshine?
With an average of 10.3h of sunshine, July has the most sunshine of the year.
When is the highest UV index?
July is the month with the highest UV index, with an average maximum UV index of 6.
What is the snowiest month?
The month with the most snowfall in Iron River, Wisconsin, is December, when snow falls for 20.2 days and typically aggregates up to 7.95" (202mm) of snow.
What is the month with the shortest days?
December has the shortest days of the year, with an average of 8h and 36min of daylight.
Average temperature
Iron River, WI
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).
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
Iron River, WI
- Average pressure in January:
30.09"Hg - Average pressure in February:
30.1"Hg - Average pressure in March:
30.09"Hg - Average pressure in April:
29.98"Hg - Average pressure in May:
29.96"Hg - Average pressure in June:
29.9"Hg
- Average pressure in July:
29.93"Hg - Average pressure in August:
29.93"Hg - Average pressure in September:
30"Hg - Average pressure in October:
29.96"Hg - Average pressure in November:
30.03"Hg - Average pressure in December:
30.07"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
Iron River, WI
- Average wind speed in January:
9mph - Average wind speed in February:
8.9mph - Average wind speed in March:
8mph - Average wind speed in April:
8.3mph - Average wind speed in May:
7.2mph - Average wind speed in June:
6.7mph
- Average wind speed in July:
6.6mph - Average wind speed in August:
6.8mph - Average wind speed in September:
7.9mph - Average wind speed in October:
8.8mph - Average wind speed in November:
9.1mph - Average wind speed in December:
8.9mph
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
Iron River, WI
The month with the highest relative humidity is January (91%).
The month with the lowest relative humidity is May (72%).
Average rainfall
Iron River, WI
- Average rainfall in January:
0.94" - Average rainfall in February:
0.98" - Average rainfall in March:
1.5" - Average rainfall in April:
2.2" - Average rainfall in May:
2.44" - Average rainfall in June:
2.44"
- Average rainfall in July:
2.56" - Average rainfall in August:
1.69" - Average rainfall in September:
1.61" - Average rainfall in October:
2.17" - Average rainfall in November:
1.34" - Average rainfall in December:
1.54"
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
Iron River, WI
- Average rainfall days in January:
3.2 days - Average rainfall days in February:
3.3 days - Average rainfall days in March:
8.2 days - Average rainfall days in April:
12 days - Average rainfall days in May:
14.8 days - Average rainfall days in June:
15.5 days
- Average rainfall days in July:
14.1 days - Average rainfall days in August:
12.9 days - Average rainfall days in September:
13 days - Average rainfall days in October:
13.4 days - Average rainfall days in November:
6.9 days - Average rainfall days in December:
4.3 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
Iron River, WI
- Average snowfall in January:
6.5" - Average snowfall in February:
6.73" - Average snowfall in March:
4.76" - Average snowfall in April:
4.33" - Average snowfall in May:
0.98" - Average snowfall in June:
0"
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
Iron River, WI
- Average snowfall days in January:
21.8 days - Average snowfall days in February:
19 days - Average snowfall days in March:
13.1 days - Average snowfall days in April:
8.2 days - Average snowfall days in May:
1.1 days - Average snowfall days in June:
0 days
- Average snowfall days in July:
0 days - Average snowfall days in August:
0 days - Average snowfall days in September:
0 days - Average snowfall days in October:
3.7 days - Average snowfall days in November:
12 days - Average snowfall days in December:
20.2 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 / Average sunshine
Iron River, WI
- Average daylight in January:
9h and 1min - Average daylight in February:
10h and 2min - Average daylight in March:
11h and 5min - Average daylight in April:
13h and 4min - Average daylight in May:
15h and 0min - Average daylight in June:
15h and 5min
- Average daylight in July:
15h and 2min - Average daylight in August:
14h and 1min - Average daylight in September:
12h and 3min - Average daylight in October:
10h and 5min - Average daylight in November:
9h and 2min - Average daylight in December:
8h and 4min
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 - Average sunshine in February:
2h and 4min - Average sunshine in March:
4h and 4min - Average sunshine in April:
6h and 4min - Average sunshine in May:
8h and 4min - Average sunshine in June:
9h and 2min
- Average sunshine in July:
10h and 2min - Average sunshine in August:
9h and 5min - Average sunshine in September:
8h and 4min - Average sunshine in October:
4h and 4min - Average sunshine in November:
3h and 5min - Average sunshine in December:
2h and 3min
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
Iron River, WI
- Average sunshine days in January:
10.4 days - Average sunshine days in February:
10 days - Average sunshine days in March:
12.8 days - Average sunshine days in April:
11.8 days - Average sunshine days in May:
14.2 days - Average sunshine days in June:
12.9 days
- Average sunshine days in July:
13.7 days - Average sunshine days in August:
13.9 days - Average sunshine days in September:
15 days - Average sunshine days in October:
13.7 days - Average sunshine days in November:
12.8 days - Average sunshine days in December:
9.8 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
Iron River, WI
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
Iron River, WI
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
Iron River, WI
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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