April weather forecast and climate
Lead, SD

Weather in April

April in Lead, South Dakota, is a frosty spring month, with average temperature varying between 32.7°F (0.4°C) and 49.6°F (9.8°C).

Temperature

In April, the average high-temperature slightly increases, from a wintry 42.4°F (5.8°C) in March, to a chilly 49.6°F (9.8°C). The average low-temperature, in Lead, is 32.7°F (0.4°C).

Humidity

The average relative humidity in April is 70%.

Rainfall

In Lead, it is raining for 10.1 days, with typically 1.61" (41mm) of accumulated precipitation. In Lead, during the entire year, the rain falls for 96.1 days and collects up to 14.02" (356mm) of precipitation.

Snowfall

January through June, September through December are months with snowfall. April is the month with the most snowfall in Lead. Snow falls for 7.8 days and accumulates 6.54" (166mm) of snow.

Daylight

The average length of the day in April is 13.5h.

Sunshine

The average sunshine is 9.3h.

UV index

In Lead, the average daily maximum UV index in April is 3. A UV Index reading of 3 to 5 represents a moderate threat to health from the exposure to the Sun's UV rays for the average person.
Note: In April, the average maximum UV index of 3 translate into the following recommendations:
Take precautions - Protection against the skin and eye damage is obliged. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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FAQ

What is the temperature in April in Lead?

The average high-temperature, in April, is 49.6°F (9.8°C), while the average low-temperature is 32.7°F (0.4°C).

What is the average humidity in April in Lead?

The average relative humidity in April in Lead is 70%.

How many days does it rain in April in Lead?

In April, in Lead, the rain falls for 10.1 days. Throughout April, 1.61" (41mm) of precipitation is accumulated.

How many days does it snow in April in Lead?

In Lead, in April, during 7.8 snowfall days, 6.54" (166mm) of snow is typically accumulated.

When does it snow the most in Lead?

The month with the most snowfall in Lead, South Dakota, is April when snow falls for 7.8 days and typically aggregates up to 6.54" (166mm) of snow.

How many hours of daylight does Lead have in April?

The average length of the day in April in Lead is 13.5h.

How long on average sun shines in April in Lead?

In April, the average sunshine in Lead, South Dakota, is 9.3h.

How high is the UV index in April in Lead?

In April, the average daily maximum UV index in Lead, South Dakota, is 3. A UV Index of 3 to 5 symbolizes a moderate vulnerability from the exposure to the Sun's UV rays.

Average temperature in April
Lead, SD

Average temperature in April - Lead, SD
  • Average high temperature in April: 9.8°C

The warmest month (with the highest average high temperature) is July (27.7°C).
The month with the lowest average high temperature is December (-1.3°C).

  • Average low temperature in April: 0.4°C

The month with the highest average low temperature is July (15.8°C).
The coldest month (with the lowest average low temperature) is February (-9.2°C).

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Average pressure in April
Lead, SD

Average pressure in April - Lead, SD
  • Average pressure in April: 1013.3mbar

The month with the highest atmospheric pressure is January (1020.5mbar).
The month with the lowest atmospheric pressure is June (1010.6mbar).

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Average wind speed in April
Lead, SD

Average wind speed in April - Lead, SD
  • Average wind speed in April: 15.5km/h

The windiest month (with the highest average wind speed) is October (16km/h).
The calmest month (with the lowest average wind speed) is August (12.3km/h).

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Average humidity in April
Lead, SD

Average humidity in April - Lead, SD
  • Average humidity in April: 70%

Months with the highest relative humidity are January and February (79%).
Months with the lowest relative humidity are August and September (51%).

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Average rainfall in April
Lead, SD

Average rainfall in April - Lead, SD
  • Average rainfall in April: 41mm

The wettest month (with the highest rainfall) is May (49mm).
The driest month (with the least rainfall) is January (14mm).

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Average rainfall days in April
Lead, SD

Average rainfall days in April - Lead, SD
  • Average rainfall days in April: 10.1 days

The month with the highest number of rainy days is June (14.2 days).
The month with the least rainy days is November (2.7 days).

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Average snowfall in April
Lead, SD

Average snowfall in April - Lead, SD
  • Average snowfall in April: 166mm

The month with the highest snowfall is April (166mm).
Months with the least snowfall are July and August (0mm).

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Average snowfall days in April
Lead, SD

Average snowfall days in April - Lead, SD
  • Average snowfall days in April: 7.8 days

The month with the highest number of snowfall days is January (11.7 days).
Months with the least snowfall days are July and August (0 days).

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

Average daylight in April / Average sunshine in April - Lead, SD
  • Average daylight in April: 13.5h

The month with the longest days is June (Average daylight: 15.5h).
The month with the shortest days is December (Average daylight: 8.9h).

  • Average sunshine in April: 9.3h

The month with the most sunshine is August (Average sunshine: 11.7h).
The month with the least sunshine is February (Average sunshine: 5.9h).

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Average sunshine days in April
Lead, SD

Average sunshine days in April - Lead, SD
  • Average sunshine days in April: 13.2 days

The month with the most sunshine days is November (20.5 days).
The month with the least sunshine days is June (12.3 days).

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Average UV index in April
Lead, SD

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

The month with the highest UV index is July (UV index 6).
Months with the lowest UV index are January, February, March, October, November and December (UV index 2).

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Average cloud cover in April
Lead, SD

Average cloud cover in April - Lead, SD
  • Average cloud cover in April: 40

Months with the most cloud cover are February and April (Cloud cover 40).
The month with the least cloud cover is August (Cloud cover 16).

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Average visibility in April
Lead, SD

Average visibility in April - Lead, SD
  • Average visibility in April: 9km

Months with the highest visibility are June, July, August and September (10km).
The month with the lowest visibility is January (8km).

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