April weather forecast
Mason, WI

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Weather in April

April is a frosty spring month in Mason, Wisconsin, with temperature in the range of an average high of 46.4°F (8°C) and an average low of 32.2°F (0.1°C).

Temperature

Mason's weather in April shows a rise in the average high-temperature, moving up from March's wintry 35.1°F (1.7°C) to a chilly 46.4°F (8°C). April's nights observe an average temperature of 32.2°F (0.1°C).

Humidity

In April, the average relative humidity is 77%.

Rainfall

In Mason, Wisconsin, in April, during 12 rainfall days, 2.2" (56mm) of precipitation is typically accumulated. Throughout the year, there are 121.6 rainfall days, and 21.42" (544mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall in Mason, Wisconsin. In April, it is snowing for 8.2 days. Throughout April, 4.33" (110mm) of snow is accumulated. Throughout the year, in Mason, there are 99.1 snowfall days, and 37.13" (943mm) of snow is accumulated.

Daylight

The average length of the day in April is 13h and 37min.
On the first day of April, sunrise is at 6:42 am and sunset at 7:33 pm. On the last day of the month, sunrise is at 5:50 am and sunset at 8:12 pm CDT.

Sunshine

In Mason, Wisconsin, the average sunshine in April is 6.7h.

UV index

In Mason, the average daily maximum UV index in April is 3. A UV Index value of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The UV index of 3 in April translates into these instructions:
Put precautions into practice - Guidance to elude sunburn is provided. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. To cut down UV radiation exposure by about half, sport a wide-brim hat. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
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Frequently asked questions

What is the average April temperature in Mason?

The average high-temperature and low-temperature during April are 46.4°F (8°C) and 32.2°F (0.1°C) respectively.

What is the average humidity in April in Mason?

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

How much does it rain in Mason in April?

In Mason, during April, the rain falls for 12 days and regularly aggregates up to 2.2" (56mm) of precipitation.

How many days does it snow in April in Mason?

In Mason, during April, snow falls for 8.2 days and regularly aggregates up to 4.33" (110mm) of snow.

What is the average length of the day in April in Mason?

The average day length in April is 13h and 37min.

When are sunrise and sunset in April in Mason?

On the first day of April in Mason, sunrise is at 6:42 am and sunset at 7:33 pm. On the last day of the month, sunrise is at 5:50 am and sunset at 8:12 pm CDT.

How many hours of sunshine does Mason have in April?

The average sunshine duration in April in Mason, Wisconsin, is 6.7h.

What is the UV index intensity in April in Mason?

In Mason, the average daily maximum UV index in April is 3. A UV Index value of 3 to 5 symbolizes a medium hazard to health 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
Mason, WI

Average temperature in April - Mason, 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
Mason, WI

Average pressure in April - Mason, 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
Mason, WI

Average wind speed in April - Mason, 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
Mason, WI

Average humidity in April - Mason, 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
Mason, WI

Average rainfall in April - Mason, 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
Mason, WI

Average rainfall days in April - Mason, 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
Mason, WI

Average snowfall in April - Mason, 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
Mason, WI

Average snowfall days in April - Mason, 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
Mason, WI

Average daylight in April / Average sunshine in April - Mason, 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 42min).

  • 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
Mason, WI

Average sunshine days in April - Mason, 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
Mason, WI

Average UV index in April - Mason, 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
Mason, WI

Average cloud cover in April - Mason, 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
Mason, WI

Average visibility in April - Mason, 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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Mason, Wisconsin, USA

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