April weather forecast
Aberdeen, SD

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During winter, snow cover is seen all over the area in Aberdeen City, South Dakota
During winter, snow cover is seen all over the area in Aberdeen City, South Dakota

Weather in April

The month of April is a time of noticeable change in Aberdeen's weather. The rainfall volume in April reaches 1.65" (42mm). With the increase of daylight hours, the need for warmer clothing gradually decreases. The snow gives way to rainfall, heralding full-on spring. April's weather adds vibrancy to Aberdeen, awakening it from its winter slumber.

Temperature

With the transition into April, Aberdeen experiences a significant increase in average high-temperatures, moving up from an icy 39.7°F (4.3°C) in March to a cool 54.1°F (12.3°C). During the nights in April, the temperature in Aberdeen averages to a wintry 36.9°F (2.7°C).

Humidity

In Aberdeen, South Dakota, the average relative humidity in April is 67%.

Rainfall

In Aberdeen, in April, during 10.2 rainfall days, 1.65" (42mm) of precipitation is typically accumulated. In Aberdeen, during the entire year, the rain falls for 97.2 days and collects up to 18.35" (466mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. In Aberdeen, during April, snow falls for 3.3 days and regularly aggregates up to 2.32" (59mm) of snow. In Aberdeen, during the entire year, snow falls for 54.8 days and aggregates up to 19.13" (486mm) of snow.

Daylight

In Aberdeen, the average length of the day in April is 13h and 34min.
On the first day of the month, sunrise is at 7:12 am and sunset at 8:02 pm. On the last day of April, sunrise is at 6:22 am and sunset at 8:39 pm CDT.

Sunshine

The average sunshine in April is 7.7h.

UV index

The average daily maximum UV index in April is 3. A UV Index reading of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for the average person.
Note: The maximum UV index of 3 during April translates into these guidelines:
Undertake protective steps - Recommendations to avoid sunburn are issued. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.
Updated: Aug 28, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average April temperature?

The average high-temperature, in April, in Aberdeen, is 54.1°F (12.3°C), while the average low-temperature is 36.9°F (2.7°C).

What is the average humidity in April?

In Aberdeen, the average relative humidity in April is 67%.

How many days does it rain in April?

In Aberdeen, during April, the rain falls for 10.2 days and regularly aggregates up to 1.65" (42mm) of precipitation.

How much does it snow in April?

In Aberdeen, in April, snow falls for 3.3 days, with typically accumulated 2.32" (59mm) of snow.

What is the average length of the day in April?

In Aberdeen, the average day length in April is 13h and 34min.

When is the sunrise / sunset in April?

In April, on the first day of the month, sunrise is at 7:12 am and sunset at 8:02 pm. On the last day of the month, sunrise is at 6:22 am and sunset at 8:39 pm CDT.

How long on average sun shines in April?

The average sunshine duration in April is 7.7h.

How high is the UV index in April?

In April, the average daily maximum UV index in Aberdeen is 3. A UV Index of 3 to 5 symbolizes a medium hazard to health from exposure to the Sun's 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
Aberdeen, SD

Average temperature in April - Aberdeen, SD
  • Average high temperature in April: 54.1°F

The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (20.7°F).

  • Average low temperature in April: 36.9°F

The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (6.3°F).

Average pressure in April
Aberdeen, SD

Average pressure in April - Aberdeen, SD
  • Average pressure in April: 29.95"Hg

The month with the highest atmospheric pressure is February (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).

Average wind speed in April
Aberdeen, SD

Average wind speed in April - Aberdeen, SD
  • Average wind speed in April: 10.6mph

The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest month (with the lowest average wind speed) is August (8.3mph).

Average humidity in April
Aberdeen, SD

Average humidity in April - Aberdeen, SD
  • Average humidity in April: 67%

The month with the highest relative humidity is January (88%).
The months with the lowest relative humidity are August and September (60%).

Average rainfall in April
Aberdeen, SD

Average rainfall in April - Aberdeen, SD
  • Average rainfall in April: 1.65"

The wettest month (with the highest rainfall) is June (3.46").
The driest month (with the least rainfall) is January (0.59").

Average rainfall days in April
Aberdeen, SD

Average rainfall days in April - Aberdeen, SD
  • Average rainfall days in April: 10.2 days

The month with the highest number of rainy days is June (15 days).
The month with the least rainy days is February (2 days).

Average snowfall in April
Aberdeen, SD

Average snowfall in April - Aberdeen, SD
  • Average snowfall in April: 2.32"

The month with the highest snowfall is January (3.82").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in April
Aberdeen, SD

Average snowfall days in April - Aberdeen, SD
  • Average snowfall days in April: 3.3 days

The month with the highest number of snowfall days is January (13 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in April /
Average sunshine in April
Aberdeen, SD

Average daylight in April / Average sunshine in April - Aberdeen, SD
  • Average daylight in April: 13h and 4min

The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).

  • Average sunshine in April: 7h and 4min

The month with the most sunshine is July (Average sunshine: 11h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).

Average sunshine days in April
Aberdeen, SD

Average sunshine days in April - Aberdeen, SD
  • Average sunshine days in April: 15.5 days

The month with the most sunshine days is November (20.9 days).
The month with the least sunshine days is June (12.7 days).

Average UV index in April
Aberdeen, SD

Average UV index in April - Aberdeen, SD
  • Average UV index in April: 3

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February and November (UV index 1).

Average cloud cover in April
Aberdeen, SD

Average cloud cover in April - Aberdeen, SD
  • Average cloud cover in April: 46

The month with the most cloud cover is January (Cloud cover 57).
The months with the least cloud cover are July and August (Cloud cover 23).

Average visibility in April
Aberdeen, SD

Average visibility in April - Aberdeen, SD
  • Average visibility in April: 6mi

The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).

Aberdeen, South Dakota, USA

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