April weather forecast
Avon, SD

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Weather in April

April in Avon, South Dakota, is a moderate spring month, with an average temperature ranging between min 39.7°F (4.3°C) and max 57.7°F (14.3°C).

Temperature

April indicates a change in the average high-temperature, moving up from a chilly 46.9°F (8.3°C) in March to a refreshing 57.7°F (14.3°C). Avon experiences a steady low-temperature of 39.7°F (4.3°C) throughout April.

Humidity

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

Rainfall

In Avon, South Dakota, during April, the rain falls for 10.8 days and regularly aggregates up to 1.42" (36mm) of precipitation. In Avon, during the entire year, the rain falls for 104.1 days and collects up to 14.29" (363mm) of precipitation.

Snowfall

Months with snowfall in Avon are January through April, October through December. April is the last month it regularly snows. During 1.8 snowfall days, in April, Avon aggregates 0.75" (19mm) of snow. Throughout the year, there are 32.8 snowfall days, and 8.35" (212mm) of snow is accumulated.

Daylight

In Avon, South Dakota, the average length of the day in April is 13h and 26min.
On the first day of the month, sunrise is at 7:12 am and sunset at 7:59 pm. On the last day of April, sunrise is at 6:26 am and sunset at 8:32 pm CDT.

Sunshine

In Avon, the average sunshine in April is 8.1h.

UV index

The average daily maximum UV index in April is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for the average person.
Note: An average maximum UV index of 4 in April leads to these recommendations:
Exercise care. People with light skin might get burns in fewer than 30 minutes. The Sun's radiation is especially intense around midday; try to stay in shade during this period. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. Alert! The snow's reflection can amplify the UV radiation of the Sun nearly twice.
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Frequently asked questions

What is the temperature in April in Avon?

Avon in April has an average high-temperature of 57.7°F (14.3°C) and an average low-temperature of 39.7°F (4.3°C).

What is the average humidity in April in Avon?

The average relative humidity in April in Avon, South Dakota, is 67%.

How much does it rain in Avon in April?

In April, in Avon, the rain falls for 10.8 days. Throughout April, 1.42" (36mm) of precipitation is accumulated.

What is the last month it snows in Avon?

April is the last month it regularly snows in Avon. During 1.8 snowfall days, in April, Avon aggregates 0.75" (19mm) of snow.

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

In Avon, the average day length in April is 13h and 26min.

What time are sunrise and sunset in April in Avon?

On the first day of April, sunrise is at 7:12 am and sunset at 7:59 pm. On the last day of the month, sunrise is at 6:26 am and sunset at 8:32 pm CDT.

How many hours of sunshine does Avon have in April?

The average sunshine duration in April in Avon, South Dakota, is 8.1h.

What is the UV index reading in April in Avon?

In Avon, the average daily maximum UV index in April is 4. A UV Index estimate of 3 to 5 represents a medium health risk 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
Avon, SD

Average temperature in April - Avon, SD
  • Average high temperature in April: 57.7°F

The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is January (27.3°F).

  • Average low temperature in April: 39.7°F

The month with the highest average low temperature is July (65.7°F).
The coldest month (with the lowest average low temperature) is January (13.6°F).

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Average pressure in April
Avon, SD

Average pressure in April - Avon, SD
  • Average pressure in April: 29.93"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).

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Average wind speed in April
Avon, SD

Average wind speed in April - Avon, SD
  • Average wind speed in April: 11.1mph

The windiest month (with the highest average wind speed) is April (11.1mph).
The calmest month (with the lowest average wind speed) is July (8.3mph).

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Average humidity in April
Avon, SD

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

The month with the highest relative humidity is January (84%).
The month with the lowest relative humidity is October (62%).

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Average rainfall in April
Avon, SD

Average rainfall in April - Avon, SD
  • Average rainfall in April: 1.42"

The wettest month (with the highest rainfall) is May (2.72").
The driest month (with the least rainfall) is February (0.31").

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Average rainfall days in April
Avon, SD

Average rainfall days in April - Avon, SD
  • Average rainfall days in April: 10.8 days

The month with the highest number of rainy days is May (15.3 days).
The month with the least rainy days is January (2.9 days).

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Average snowfall in April
Avon, SD

Average snowfall in April - Avon, SD
  • Average snowfall in April: 0.75"

The months with the highest snowfall are January and March (1.93").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in April
Avon, SD

Average snowfall days in April - Avon, SD
  • Average snowfall days in April: 1.8 days

The month with the highest number of snowfall days is January (8.2 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

Average daylight in April / Average sunshine in April - Avon, SD
  • Average daylight in April: 13h and 2min

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in April: 8h and 1min

The month with the most sunshine is July (Average sunshine: 11h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 42min).

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Average sunshine days in April
Avon, SD

Average sunshine days in April - Avon, SD
  • Average sunshine days in April: 15.4 days

The month with the most sunshine days is November (23.4 days).
The month with the least sunshine days is June (12.3 days).

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Average UV index in April
Avon, SD

Average UV index in April - Avon, SD
  • Average UV index in April: 4

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, November and December (UV index 2).

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Average cloud cover in April
Avon, SD

Average cloud cover in April - Avon, SD
  • Average cloud cover in April: 42

The month with the most cloud cover is January (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 23).

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Average visibility in April
Avon, SD

Average visibility in April - Avon, SD
  • 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).

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Avon, South Dakota, USA

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