April weather forecast
Hill City, SD

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Weather in April

Witness to transformative weather conditions, April in Hill City sees the definite arrival of spring. The most distinguishing characteristic of this month is the significant escalation of rainfall to 2.32" (59mm). The temperature starts to climb, leaving behind the sub-freezing conditions of the winter months. Mounting UV index and growing hours of daylight chime in harmoniously with the blossoming flora, replacing the snow-blanketed landscapes. Thus, while remnants of winter weather might still appear, the onset of the warm season is well underway.

Temperature

The shift into April is characterized by a subtle rise in the average high-temperature, transitioning from March's frosty 43.9°F (6.6°C) to a cool 50.9°F (10.5°C). Hill City's average low-temperature for the month of April records at an icy 32.5°F (0.3°C).

Humidity

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

Rainfall

In Hill City, in April, during 13.3 rainfall days, 2.32" (59mm) of precipitation is typically accumulated. Throughout the year, in Hill City, there are 135.4 rainfall days, and 20.39" (518mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Hill City, South Dakota, are January through May, September through December. April is the month with the most snowfall in Hill City. Snow falls for 8.8 days and accumulates 7.24" (184mm) of snow.

Daylight

In April, the average length of the day in Hill City is 13h and 29min.
On the first day of April, sunrise is at 6:34 am and sunset at 7:21 pm. On the last day of the month, sunrise is at 5:46 am and sunset at 7:56 pm MDT.

Sunshine

In April, the average sunshine in Hill City is 9.5h.

UV index

In Hill City, the average daily maximum UV index in April is 3. A UV Index of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for average individuals.
Note: The UV index of 3 in April translates into these instructions:
Exercise prudence. Persons with fair skin could be burned in under 30 minutes. Avoiding the Sun during its peak radiation time around midday is a healthy practice. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. Forewarned is forearmed! The Sun's UV radiation can be almost doubled in intensity by snow reflection.
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Frequently asked questions

What is the average April temperature in Hill City?

During April, Hill City experiences an average high-temperature of 50.9°F (10.5°C) and a low-temperature of 32.5°F (0.3°C).

What is the average humidity in April in Hill City?

The average relative humidity in April in Hill City is 67%.

How much does it rain in Hill City in April?

In Hill City, South Dakota, during April, the rain falls for 13.3 days and regularly aggregates up to 2.32" (59mm) of precipitation.

What is the snowiest month in Hill City?

The month with the most snowfall in Hill City, South Dakota, is April, when snow falls for 8.8 days and typically aggregates up to 7.24" (184mm) of snow.

How many days does it snow in April in Hill City?

In April, in Hill City, it is snowing for 8.8 days. Throughout April, 7.24" (184mm) of snow is accumulated.

What is the average length of the day in April in Hill City?

The average day length in April is 13h and 29min.

What time are sunrise and sunset in April in Hill City?

On the first day of April, sunrise is at 6:34 am and sunset at 7:21 pm. On the last day of the month, sunrise is at 5:46 am and sunset at 7:56 pm MDT.

How long on average sun shines in April in Hill City?

The average sunshine duration in April in Hill City is 9.5h.

How high is the UV index in April in Hill City?

In April, the average daily maximum UV index in Hill City is 3. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from unprotected exposure to 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
Hill City, SD

Average temperature in April - Hill City, SD
  • Average high temperature in April: 50.9°F

The warmest month (with the highest average high temperature) is July (81.7°F).
The month with the lowest average high temperature is December (29.8°F).

  • Average low temperature in April: 32.5°F

The month with the highest average low temperature is July (60.4°F).
The coldest month (with the lowest average low temperature) is February (16.2°F).

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Average pressure in April
Hill City, SD

Average pressure in April - Hill City, SD
  • Average pressure in April: 29.92"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).

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Average wind speed in April
Hill City, SD

Average wind speed in April - Hill City, SD
  • Average wind speed in April: 9.5mph

The windiest month (with the highest average wind speed) is April (9.5mph).
The calmest month (with the lowest average wind speed) is August (7mph).

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Average humidity in April
Hill City, SD

Average humidity in April - Hill City, SD
  • Average humidity in April: 67%

The months with the highest relative humidity are January and February (77%).
The months with the lowest relative humidity are August and September (52%).

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Average rainfall in April
Hill City, SD

Average rainfall in April - Hill City, SD
  • Average rainfall in April: 2.32"

The wettest month (with the highest rainfall) is June (3.19").
The driest month (with the least rainfall) is January (0.47").

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Average rainfall days in April
Hill City, SD

Average rainfall days in April - Hill City, SD
  • Average rainfall days in April: 13.3 days

The month with the highest number of rainy days is May (18.6 days).
The month with the least rainy days is November (4.5 days).

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Average snowfall in April
Hill City, SD

Average snowfall in April - Hill City, SD
  • Average snowfall in April: 7.24"

The month with the highest snowfall is April (7.24").
The months with the least snowfall are June, July and August (0").

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Average snowfall days in April
Hill City, SD

Average snowfall days in April - Hill City, SD
  • Average snowfall days in April: 8.8 days

The month with the highest number of snowfall days is February (12.9 days).
The months with the least snowfall days are June, July and August (0 days).

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Average daylight in April /
Average sunshine in April
Hill City, SD

Average daylight in April / Average sunshine in April - Hill City, 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 3min

The month with the most sunshine is August (Average sunshine: 11h and 42min).
The month with the least sunshine is February (Average sunshine: 6h and 0min).

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Average sunshine days in April
Hill City, SD

Average sunshine days in April - Hill City, SD
  • Average sunshine days in April: 9.8 days

The month with the most sunshine days is November (19.2 days).
The month with the least sunshine days is May (7.8 days).

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Average UV index in April
Hill City, SD

Average UV index in April - Hill City, SD
  • Average UV index in April: 3

The month with the highest UV index is July (UV index 6).
The 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
Hill City, SD

Average cloud cover in April - Hill City, SD
  • Average cloud cover in April: 38

The month with the most cloud cover is April (Cloud cover 38).
The month with the least cloud cover is August (Cloud cover 17).

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Average visibility in April
Hill City, SD

Average visibility in April - Hill City, 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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Hill City, South Dakota, USA

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