April weather forecast
Iron River, WI

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Weather in April

April is a frosty spring month in Iron River, Wisconsin, with an average temperature ranging between min 32.2°F (0.1°C) and max 46.4°F (8°C).

Temperature

The shift into April brings an increase in the average high-temperature, moving from an icy 35.1°F (1.7°C) in March to a frosty 46.4°F (8°C). The average nighttime temperature lowers to a cold 32.2°F (0.1°C) throughout April.

Humidity

In Iron River, the average relative humidity in April is 77%.

Rainfall

In Iron River, in April, during 12 rainfall days, 2.2" (56mm) of precipitation is typically accumulated. In Iron River, Wisconsin, during the entire year, the rain falls for 121.6 days and collects up to 21.42" (544mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. In Iron River, in April, during 8.2 snowfall days, 4.33" (110mm) of snow is typically accumulated. Throughout the year, there are 99.1 snowfall days, and 37.13" (943mm) of snow is accumulated.

Daylight

In Iron River, the average length of the day in April is 13h and 37min.
On the first day of April in Iron River, sunrise is at 6:43 am and sunset at 7:35 pm. On the last day of the month, sunrise is at 5:51 am and sunset at 8:14 pm CDT.

Sunshine

The average sunshine in April is 6.7h.

UV index

The average daily maximum UV index in April in Iron River is 3. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for average individuals.
Note: In April, a daily UV index of 3 turns into the following recommendations:
Be mindful. Those with pale skin might receive burns in fewer than 30 minutes. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. Mind you! Snow reflection can increase the intensity of the Sun's UV radiation nearly twofold.
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Frequently asked questions

What are April temperatures in Iron River?

The high-temperature in Iron River during April is 46.4°F (8°C) and the low-temperature is 32.2°F (0.1°C).

What is the average humidity in April in Iron River?

The average relative humidity in April in Iron River is 77%.

How many days does it rain in April in Iron River?

In Iron River, Wisconsin, in April, during 12 rainfall days, 2.2" (56mm) of precipitation is typically accumulated.

How much does it snow in Iron River in April?

In Iron River, Wisconsin, in April, during 8.2 snowfall days, 4.33" (110mm) of snow is typically accumulated.

How many hours of daylight does Iron River have in April?

The average day length in April in Iron River, Wisconsin, is 13h and 37min.

When are sunrise and sunset in April in Iron River?

On the first day of April in Iron River, Wisconsin, sunrise is at 6:43 am and sunset at 7:35 pm. On the last day of the month, sunrise is at 5:51 am and sunset at 8:14 pm CDT.

How long on average sun shines in April in Iron River?

In April, the average sunshine duration is 6.7h.

What is the UV index reading in April in Iron River?

In Iron River, Wisconsin, the average daily maximum UV index in April is 3. A UV Index reading of 3 to 5 represents a moderate health threat 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 April
Iron River, WI

Average temperature in April - Iron River, WI
  • Average high temperature in April: 46.4°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 April: 32.2°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).

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Average pressure in April
Iron River, WI

Average pressure in April - Iron River, WI
  • Average pressure in April: 29.98"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).

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Average wind speed in April
Iron River, WI

Average wind speed in April - Iron River, WI
  • Average wind speed in April: 8.3mph

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).

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Average humidity in April
Iron River, WI

Average humidity in April - Iron River, WI
  • Average humidity in April: 77%

The month with the highest relative humidity is January (91%).
The month with the lowest relative humidity is May (72%).

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Average rainfall in April
Iron River, WI

Average rainfall in April - Iron River, WI
  • Average rainfall in April: 2.2"

The wettest month (with the highest rainfall) is July (2.56").
The driest month (with the least rainfall) is January (0.94").

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Average rainfall days in April
Iron River, WI

Average rainfall days in April - Iron River, WI
  • Average rainfall days in April: 12 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).

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Average snowfall in April
Iron River, WI

Average snowfall in April - Iron River, WI
  • Average snowfall in April: 4.33"

The month with the highest snowfall is December (7.95").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in April
Iron River, WI

Average snowfall days in April - Iron River, WI
  • Average snowfall days in April: 8.2 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).

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Average daylight in April /
Average sunshine in April
Iron River, WI

Average daylight in April / Average sunshine in April - Iron River, WI
  • Average daylight in April: 13h 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 April: 6h and 4min

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).

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Average sunshine days in April
Iron River, WI

Average sunshine days in April - Iron River, WI
  • Average sunshine days in April: 11.8 days

The month with the most sunshine days is September (15 days).
The month with the least sunshine days is December (9.8 days).

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Average UV index in April
Iron River, WI

Average UV index in April - Iron River, WI
  • Average UV index in April: 3

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 April
Iron River, WI

Average cloud cover in April - Iron River, WI
  • Average cloud cover in April: 55

The month with the most cloud cover is January (Cloud cover 78).
The month with the least cloud cover is July (Cloud cover 31).

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Average visibility in April
Iron River, WI

Average visibility in April - Iron River, WI
  • Average visibility in April: 6mi

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).

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Iron River, Wisconsin, USA

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