April weather forecast
Amherst, SD

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Weather in April

April is a cool spring month in Amherst, South Dakota, with an average temperature fluctuating between 35.6°F (2°C) and 51.8°F (11°C).

Temperature

April's onset brings a clear escalation in the average high-temperature, soaring from a wintry 37°F (2.8°C) in March to a cool 51.8°F (11°C). Amherst's temperature in April lowers to a consistent average of 35.6°F (2°C) during the nights.

Humidity

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

Rainfall

In Amherst, in April, during 11.7 rainfall days, 1.81" (46mm) of precipitation is typically accumulated. Throughout the year, there are 109.5 rainfall days, and 20.39" (518mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Amherst are January through May, October through December. In Amherst, during April, snow falls for 4.5 days and regularly aggregates up to 2.56" (65mm) of snow. In Amherst, during the entire year, snow falls for 68.5 days and aggregates up to 22.83" (580mm) of snow.

Daylight

The average length of the day in April in Amherst is 13h and 34min.
On the first day of the month, sunrise is at 7:10 am and sunset at 8:00 pm. On the last day of April, in Amherst, sunrise is at 6:19 am and sunset at 8:38 pm CDT.

Sunshine

In April, the average sunshine is 7.6h.

UV index

In Amherst, South Dakota, the average daily maximum UV index in April is 3. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for the average person.
Note: A maximum daily UV index of 3 during April morphs into the following directions:
Guard yourself - Precautionary measures against sun damage are advocated. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation. Consider this! The reflection from snow can almost double the intensity of the Sun's UV radiation.
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Frequently asked questions

What is the average April temperature in Amherst?

The high-temperature, in April, in Amherst, is 51.8°F (11°C), while the low-temperature averages to 35.6°F (2°C).

What is the average humidity in April in Amherst?

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

How much does it rain in Amherst in April?

In April, in Amherst, South Dakota, the rain falls for 11.7 days. Throughout April, 1.81" (46mm) of precipitation is accumulated.

How many days does it snow in April in Amherst?

In Amherst, in April, snow falls for 4.5 days, with typically accumulated 2.56" (65mm) of snow.

How many hours of daylight does Amherst have in April?

The average day length in April in Amherst, South Dakota, is 13h and 34min.

What time are sunrise and sunset in April in Amherst?

In April, on the first day of the month, sunrise is at 7:10 am and sunset at 8:00 pm. On the last day of the month, sunrise is at 6:19 am and sunset at 8:38 pm CDT.

How long on average sun shines in April in Amherst?

The average sunshine duration in April in Amherst is 7.6h.

How high is the UV index in April in Amherst?

In Amherst, South Dakota, the average daily maximum UV index in April is 3. A UV Index estimate of 3 to 5 represents a moderate health threat from exposure to Sun's UV rays.
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
Amherst, SD

Average temperature in April - Amherst, SD
  • Average high temperature in April: 51.8°F

The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (19°F).

  • Average low temperature in April: 35.6°F

The month with the highest average low temperature is July (61.9°F).
The coldest month (with the lowest average low temperature) is January (5.4°F).

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Average pressure in April
Amherst, SD

Average pressure in April - Amherst, SD
  • Average pressure in April: 29.96"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).

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Average wind speed in April
Amherst, SD

Average wind speed in April - Amherst, SD
  • Average wind speed in April: 10.7mph

The windiest month (with the highest average wind speed) is October (10.8mph).
The calmest month (with the lowest average wind speed) is July (8.1mph).

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Average humidity in April
Amherst, SD

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

The month with the highest relative humidity is January (90%).
The months with the lowest relative humidity are August and September (62%).

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Average rainfall in April
Amherst, SD

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

The wettest month (with the highest rainfall) is June (3.62").
The driest month (with the least rainfall) is January (0.63").

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Average rainfall days in April
Amherst, SD

Average rainfall days in April - Amherst, SD
  • Average rainfall days in April: 11.7 days

The month with the highest number of rainy days is June (16.8 days).
The month with the least rainy days is February (2.4 days).

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Average snowfall in April
Amherst, SD

Average snowfall in April - Amherst, SD
  • Average snowfall in April: 2.56"

The month with the highest snowfall is December (4.61").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in April
Amherst, SD

Average snowfall days in April - Amherst, SD
  • Average snowfall days in April: 4.5 days

The month with the highest number of snowfall days is January (15.3 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
Amherst, SD

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

The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).

  • Average sunshine in April: 7h and 4min

The month with the most sunshine is July (Average sunshine: 11h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).

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Average sunshine days in April
Amherst, SD

Average sunshine days in April - Amherst, SD
  • Average sunshine days in April: 12.9 days

The month with the most sunshine days is November (19.8 days).
The month with the least sunshine days is June (10.3 days).

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Average UV index in April
Amherst, SD

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

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

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Average cloud cover in April
Amherst, SD

Average cloud cover in April - Amherst, SD
  • Average cloud cover in April: 47

The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 23).

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Average visibility in April
Amherst, SD

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

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

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Amherst, South Dakota, USA

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