April weather forecast
Sheboygan, WI

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Weather in April

In April, Sheboygan fully transitions into spring, characterized by warmer weather and blooming flora. There is a marked shift in average temperatures, peaking up to 44.8°F (7.1°C) from March's high of 36.5°F (2.5°C). The city experiences more rainfall, replacing the icy winter snow. Longer daylight hours in April boost the much-needed solar warmth. The frequency and intensity of winds moderate, providing a comfortable airflow.

Temperature

As April arrives, Sheboygan's weather shows a minor increase in high-temperatures, edging from March's wintry 36.5°F (2.5°C) to a frosty 44.8°F (7.1°C). In Sheboygan, a slight decrease from the daytime peak is noted during the month of April, with an average low-temperature of 36.7°F (2.6°C).

Humidity

In Sheboygan, the average relative humidity in April is 79%.

Rainfall

In Sheboygan, in April, during 15.9 rainfall days, 2.87" (73mm) of precipitation is typically accumulated. Throughout the year, there are 143.2 rainfall days, and 28.23" (717mm) of precipitation is accumulated.

Snowfall

January through April, October through December are months with snowfall in Sheboygan. April is the last month it regularly snows. During 2.2 snowfall days, in April, Sheboygan aggregates 0.75" (19mm) of snow. Throughout the year, there are 41.5 snowfall days, and 10.94" (278mm) of snow is accumulated.

Daylight

The average length of the day in April is 13h and 28min.
On the first day of the month, sunrise is at 6:30 am and sunset at 7:18 pm. On the last day of April, sunrise is at 5:43 am and sunset at 7:52 pm CDT.

Sunshine

The average sunshine in April is 7.7h.

UV index

In Sheboygan, the average daily maximum UV index in April is 2. A UV Index reading of 2, and below, represents a low health risk from unsafe exposure to UV radiation for the ordinary person.
Note: A maximum high daily UV index of 2 during April translates into the following directions:
Most individuals can handle sun exposure for up to an hour without burning, but children must always be shielded from sun exposure. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. Boost your sun resistance with garments that are densely woven yet spacious. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.

Frequently asked questions

What are April temperatures?

April temperatures vary between a high-temperature of 44.8°F (7.1°C) and a low-temperature of 36.7°F (2.6°C).

What is the average humidity in April?

In Sheboygan, the average relative humidity in April is 79%.

How much does it rain in April?

In Sheboygan, during April, the rain falls for 15.9 days and regularly aggregates up to 2.87" (73mm) of precipitation.

What is the last month it snows?

April is the last month it regularly snows. During 2.2 snowfall days, in April, Sheboygan aggregates 0.75" (19mm) of snow.

What is the average length of the day in April?

The average day length in April is 13h and 28min.

When are sunrise and sunset in April?

In April, on the first day of the month, sunrise is at 6:30 am and sunset at 7:18 pm. On the last day of the month, sunrise is at 5:43 am and sunset at 7:52 pm CDT.

How many hours of sunshine does Sheboygan have in April?

The average sunshine duration in April is 7.7h.

What is the UV index reading in April?

In April, the average daily maximum UV index is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to Sun's UV rays.
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
Sheboygan, WI

Average temperature in April - Sheboygan, WI
  • Average high temperature in April: 44.8°F

The warmest month (with the highest average high temperature) is August (73.4°F).
The month with the lowest average high temperature is January (26.1°F).

  • Average low temperature in April: 36.7°F

The month with the highest average low temperature is August (64.4°F).
The coldest month (with the lowest average low temperature) is January (17.6°F).

Average pressure in April
Sheboygan, WI

Average pressure in April - Sheboygan, WI
  • Average pressure in April: 29.96"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 April
Sheboygan, WI

Average wind speed in April - Sheboygan, WI
  • Average wind speed in April: 12.4mph

The windiest month (with the highest average wind speed) is January (14.2mph).
The calmest month (with the lowest average wind speed) is July (8.8mph).

Average humidity in April
Sheboygan, WI

Average humidity in April - Sheboygan, WI
  • Average humidity in April: 79%

The month with the highest relative humidity is January (85%).
The months with the lowest relative humidity are October and November (77%).

Average rainfall in April
Sheboygan, WI

Average rainfall in April - Sheboygan, WI
  • Average rainfall in April: 2.87"

The wettest month (with the highest rainfall) is May (3.39").
The driest month (with the least rainfall) is February (1.18").

Average rainfall days in April
Sheboygan, WI

Average rainfall days in April - Sheboygan, WI
  • Average rainfall days in April: 15.9 days

The month with the highest number of rainy days is April (15.9 days).
The month with the least rainy days is February (5.6 days).

Average snowfall in April
Sheboygan, WI

Average snowfall in April - Sheboygan, WI
  • Average snowfall in April: 0.75"

The month with the highest snowfall is January (2.87").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in April
Sheboygan, WI

Average snowfall days in April - Sheboygan, WI
  • Average snowfall days in April: 2.2 days

The month with the highest number of snowfall days is January (11.1 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in April /
Average sunshine in April
Sheboygan, WI

Average daylight in April / Average sunshine in April - Sheboygan, WI
  • Average daylight in April: 13h and 3min

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).

  • Average sunshine in April: 7h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).

Average sunshine days in April
Sheboygan, WI

Average sunshine days in April - Sheboygan, WI
  • Average sunshine days in April: 11.1 days

The month with the most sunshine days is September (16.3 days).
The month with the least sunshine days is April (11.1 days).

Average UV index in April
Sheboygan, WI

Average UV index in April - Sheboygan, WI
  • Average UV index in April: 2

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, March and December (UV index 1).

Average cloud cover in April
Sheboygan, WI

Average cloud cover in April - Sheboygan, WI
  • Average cloud cover in April: 49

The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is July (Cloud cover 25).

Average visibility in April
Sheboygan, WI

Average visibility in April - Sheboygan, WI
  • Average visibility in April: 6mi

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

Sheboygan, Wisconsin, USA

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