April weather forecast
Lennox, SD

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Weather in April

April brings a significant leap into spring, characterized by a rise in both temperature and rain levels. Rainfall reaches its third highest level of the year, averaging at 1.81" (46mm). The flowering of plants around Lennox becomes more widespread, painting the city with vibrant hues of spring. Sunlight hours extend further, allowing for an increase in outdoor activities. Despite occasional rain, there are many sunny and mild days in April.

Temperature

Lennox in April sees a temperature change, with average high-temperatures moving from a chilly 44.2°F (6.8°C) in March to a moderate 56.7°F (13.7°C). During April, Lennox's temperature averages to a cold 39.7°F (4.3°C) at night.

Humidity

In Lennox, the average relative humidity in April is 68%.

Rainfall

In April, the rain falls for 12 days. Throughout April, 1.81" (46mm) of precipitation is accumulated. In Lennox, during the entire year, the rain falls for 111.7 days and collects up to 17.76" (451mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. In April, it is snowing for 2.4 days. Throughout April, 1.46" (37mm) of snow is accumulated. Throughout the year, there are 38.7 snowfall days, and 12.76" (324mm) of snow is accumulated.

Daylight

In Lennox, the average length of the day in April is 13h and 27min.
On the first day of the month, sunrise is at 7:07 am and sunset at 7:54 pm. On the last day of April, sunrise is at 6:20 am and sunset at 8:28 pm CDT.

Sunshine

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

UV index

The average daily maximum UV index in April is 4. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for the average person.
Note: In April, an average UV index of 4 transforms into the following instructions:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
Updated: Jul 30, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Lennox in April?

The high-temperature, in April, in Lennox, records 56.7°F (13.7°C), while the low-temperature is 39.7°F (4.3°C).

What is the average humidity in April?

In Lennox, South Dakota, the average relative humidity in April is 68%.

How many days does it rain in April?

In April, the rain falls for 12 days. Throughout April, 1.81" (46mm) of precipitation is accumulated.

How many days does it snow in April?

In Lennox, in April, snow falls for 2.4 days, with typically accumulated 1.46" (37mm) of snow.

What is the average length of the day in April?

In Lennox, the average day length in April is 13h and 27min.

When is the sunrise / sunset in April?

On the first day of April, sunrise is at 7:07 am and sunset at 7:54 pm. On the last day of the month, sunrise is at 6:20 am and sunset at 8:28 pm CDT.

How many hours of sunshine does Lennox have in April?

The average sunshine duration in April is 8.1h.

What is the UV index intensity in April?

In April, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes 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
Lennox, SD

Average temperature in April - Lennox, SD
  • Average high temperature in April: 56.7°F

The warmest month (with the highest average high temperature) is July (83.3°F).
The month with the lowest average high temperature is January (24.3°F).

  • Average low temperature in April: 39.7°F

The month with the highest average low temperature is July (63.7°F).
The coldest month (with the lowest average low temperature) is January (10.8°F).

Average pressure in April
Lennox, SD

Average pressure in April - Lennox, 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).

Average wind speed in April
Lennox, SD

Average wind speed in April - Lennox, SD
  • Average wind speed in April: 11.2mph

The windiest month (with the highest average wind speed) is April (11.2mph).
The calmest month (with the lowest average wind speed) is July (7.9mph).

Average humidity in April
Lennox, SD

Average humidity in April - Lennox, SD
  • Average humidity in April: 68%

The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is October (66%).

Average rainfall in April
Lennox, SD

Average rainfall in April - Lennox, SD
  • Average rainfall in April: 1.81"

The wettest month (with the highest rainfall) is June (2.91").
The driest months (with the least rainfall) are January, February and November (0.47").

Average rainfall days in April
Lennox, SD

Average rainfall days in April - Lennox, SD
  • Average rainfall days in April: 12 days

The months with the highest number of rainy days are May and June (16 days).
The month with the least rainy days is February (2.5 days).

Average snowfall in April
Lennox, SD

Average snowfall in April - Lennox, SD
  • Average snowfall in April: 1.46"

The month with the highest snowfall is February (2.64").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in April
Lennox, SD

Average snowfall days in April - Lennox, SD
  • Average snowfall days in April: 2.4 days

The month with the highest number of snowfall days is January (9.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

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

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: 8h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).

Average sunshine days in April
Lennox, SD

Average sunshine days in April - Lennox, SD
  • Average sunshine days in April: 14.7 days

The month with the most sunshine days is November (22.5 days).
The month with the least sunshine days is June (11.5 days).

Average UV index in April
Lennox, SD

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

The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is November (UV index 1).

Average cloud cover in April
Lennox, SD

Average cloud cover in April - Lennox, SD
  • Average cloud cover in April: 44

The month with the most cloud cover is January (Cloud cover 54).
The month with the least cloud cover is July (Cloud cover 25).

Average visibility in April
Lennox, SD

Average visibility in April - Lennox, 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).

Lennox, South Dakota, USA

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