April weather forecast
Okaton, SD

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Weather in April

April in Okaton, South Dakota, is a refreshing spring month, with temperature in the range of an average low of 38.7°F (3.7°C) and an average high of 56.5°F (13.6°C).

Temperature

In April, the average high-temperature increases from a chilly 46.8°F (8.2°C) in March to a refreshing 56.5°F (13.6°C). Okaton records a mean low-temperature of 38.7°F (3.7°C) in April.

Humidity

In Okaton, the average relative humidity in April is 62%.

Rainfall

In Okaton, South Dakota, in April, it is raining for 11.8 days, with typically 1.57" (40mm) of accumulated precipitation. In Okaton, during the entire year, the rain falls for 95.3 days and collects up to 13.74" (349mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall in Okaton. In April, in Okaton, it is snowing for 3.3 days. Throughout April, 2.13" (54mm) of snow is accumulated. Throughout the year, there are 38.8 snowfall days, and 16.1" (409mm) of snow is accumulated.

Daylight

The average length of the day in April in Okaton is 13h and 29min.
On the first day of April in Okaton, South Dakota, sunrise is at 7:23 am and sunset at 8:11 pm. On the last day of the month, sunrise is at 6:35 am and sunset at 8:45 pm CDT.

Sunshine

In April, the average sunshine is 9h.

UV index

In Okaton, the average daily maximum UV index in April is 3. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for average individuals.
Note: The maximum daily UV index, 3 in April, converts into the following recommendations:
Guard yourself - An obligation to protect skin and eyes from harm exists. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. Stay sun-safe with clothing that is both closely woven and worn loosely. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
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Frequently asked questions

What is the temperature in April in Okaton?

The average high-temperature and low-temperature in Okaton during April are 56.5°F (13.6°C) and 38.7°F (3.7°C) respectively.

What is the average humidity in April in Okaton?

In Okaton, the average relative humidity in April is 62%.

How much does it rain in Okaton in April?

In Okaton, South Dakota, in April, it is raining for 11.8 days, with typically 1.57" (40mm) of accumulated precipitation.

How much does it snow in Okaton in April?

In Okaton, in April, during 3.3 snowfall days, 2.13" (54mm) of snow is typically accumulated.

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

In April, the average day length in Okaton is 13h and 29min.

What time are sunrise and sunset in April in Okaton?

On the first day of April in Okaton, sunrise is at 7:23 am and sunset at 8:11 pm. On the last day of the month, sunrise is at 6:35 am and sunset at 8:45 pm CDT.

How long on average sun shines in April in Okaton?

In Okaton, the average sunshine duration in April is 9h.

How high is the UV index in April in Okaton?

In Okaton, South Dakota, the average daily maximum UV index in April is 3. A UV Index estimate of 3 to 5 represents a moderate vulnerability 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
Okaton, SD

Average temperature in April - Okaton, SD
  • Average high temperature in April: 56.5°F

The warmest month (with the highest average high temperature) is July (89.2°F).
The month with the lowest average high temperature is January (29.8°F).

  • Average low temperature in April: 38.7°F

The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (16.7°F).

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Average pressure in April
Okaton, SD

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

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).

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Average wind speed in April
Okaton, SD

Average wind speed in April - Okaton, SD
  • Average wind speed in April: 12.1mph

The windiest month (with the highest average wind speed) is April (12.1mph).
The calmest month (with the lowest average wind speed) is February (10.1mph).

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Average humidity in April
Okaton, SD

Average humidity in April - Okaton, SD
  • Average humidity in April: 62%

The month with the highest relative humidity is January (81%).
The month with the lowest relative humidity is September (47%).

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Average rainfall in April
Okaton, SD

Average rainfall in April - Okaton, SD
  • Average rainfall in April: 1.57"

The wettest month (with the highest rainfall) is May (2.09").
The driest month (with the least rainfall) is January (0.39").

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Average rainfall days in April
Okaton, SD

Average rainfall days in April - Okaton, SD
  • Average rainfall days in April: 11.8 days

The month with the highest number of rainy days is May (13.5 days).
The month with the least rainy days is February (2.6 days).

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Average snowfall in April
Okaton, SD

Average snowfall in April - Okaton, SD
  • Average snowfall in April: 2.13"

The month with the highest snowfall is February (3.15").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in April
Okaton, SD

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

The month with the highest number of snowfall days is February (8.9 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
Okaton, SD

Average daylight in April / Average sunshine in April - Okaton, SD
  • 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: 9h and 0min

The month with the most sunshine is August (Average sunshine: 11h and 42min).
The months with the least sunshine are January and February (Average sunshine: 5h and 12min).

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Average sunshine days in April
Okaton, SD

Average sunshine days in April - Okaton, SD
  • Average sunshine days in April: 14.1 days

The month with the most sunshine days is December (21.1 days).
The months with the least sunshine days are April and June (14.1 days).

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Average UV index in April
Okaton, SD

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

The month with the highest UV index is July (UV index 7).
The month with the lowest UV index is December (UV index 1).

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Average cloud cover in April
Okaton, SD

Average cloud cover in April - Okaton, SD
  • Average cloud cover in April: 41

The month with the most cloud cover is January (Cloud cover 46).
The months with the least cloud cover are July and August (Cloud cover 18).

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Average visibility in April
Okaton, SD

Average visibility in April - Okaton, 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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Okaton, South Dakota, USA

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