April weather forecast
Hermosa, SD

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Weather in April

April in Hermosa, South Dakota, is a fresh spring month, with an average temperature ranging between max 53.2°F (11.8°C) and min 35.4°F (1.9°C).

Temperature

April marks a minor ascent in the average high-temperature, adjusting from March's frosty 45.5°F (7.5°C) to a cool 53.2°F (11.8°C). April's nights observe an average temperature of 35.4°F (1.9°C).

Humidity

In Hermosa, the average relative humidity in April is 66%.

Rainfall

In Hermosa, in April, during 13.7 rainfall days, 2.24" (57mm) of precipitation is typically accumulated. Throughout the year, in Hermosa, South Dakota, there are 118.8 rainfall days, and 15.39" (391mm) of precipitation is accumulated.

Snowfall

January through May, September through December are months with snowfall in Hermosa. The month with the most snowfall is April, when snow falls for 5.3 days and typically aggregates up to 5.43" (138mm) of snow.

Daylight

The average length of the day in April in Hermosa is 13h and 28min.
On the first day of April in Hermosa, sunrise is at 6:32 am and sunset at 7:20 pm. On the last day of the month, sunrise is at 5:44 am and sunset at 7:55 pm MDT.

Sunshine

In Hermosa, the average sunshine in April is 9.4h.

UV index

In Hermosa, the average daily maximum UV index in April is 3. A UV Index of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for the ordinary person.
Note: In April, the average maximum UV index of 3 translates into the following recommendations:
Adopt protective measures - Suggestions to resist sunburn are offered. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
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Frequently asked questions

What is the average April temperature in Hermosa?

In April, the average high-temperature and low-temperature in Hermosa are 53.2°F (11.8°C) and 35.4°F (1.9°C) respectively.

What is the average humidity in April in Hermosa?

The average relative humidity in April in Hermosa is 66%.

How many days does it rain in April in Hermosa?

In April, in Hermosa, the rain falls for 13.7 days. Throughout April, 2.24" (57mm) of precipitation is accumulated.

What is the snowiest month in Hermosa?

April is the month with the most snowfall in Hermosa. Snow falls for 5.3 days and accumulates 5.43" (138mm) of snow.

How many days does it snow in April in Hermosa?

In April, in Hermosa, it is snowing for 5.3 days. Throughout April, 5.43" (138mm) of snow is accumulated.

How many hours of daylight does Hermosa have in April?

In Hermosa, South Dakota, the average day length in April is 13h and 28min.

When are sunrise and sunset in April in Hermosa?

On the first day of April, sunrise is at 6:32 am and sunset at 7:20 pm. On the last day of the month, sunrise is at 5:44 am and sunset at 7:55 pm MDT.

How many hours of sunshine does Hermosa have in April?

In Hermosa, the average sunshine duration in April is 9.4h.

What is the UV index intensity in April in Hermosa?

In Hermosa, South Dakota, the average daily maximum UV index in April is 3. A UV Index estimate of 3 to 5 represents a medium hazard to health 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
Hermosa, SD

Average temperature in April - Hermosa, SD
  • Average high temperature in April: 53.2°F

The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is December (32.5°F).

  • Average low temperature in April: 35.4°F

The month with the highest average low temperature is July (63.3°F).
The coldest month (with the lowest average low temperature) is February (17.8°F).

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Average pressure in April
Hermosa, SD

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

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).

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Average wind speed in April
Hermosa, SD

Average wind speed in April - Hermosa, SD
  • Average wind speed in April: 10.3mph

The windiest month (with the highest average wind speed) is April (10.3mph).
The calmest month (with the lowest average wind speed) is August (8.2mph).

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Average humidity in April
Hermosa, SD

Average humidity in April - Hermosa, SD
  • Average humidity in April: 66%

The month with the highest relative humidity is January (77%).
The months with the lowest relative humidity are August and September (50%).

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Average rainfall in April
Hermosa, SD

Average rainfall in April - Hermosa, SD
  • Average rainfall in April: 2.24"

The wettest month (with the highest rainfall) is May (2.28").
The driest month (with the least rainfall) is January (0.43").

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Average rainfall days in April
Hermosa, SD

Average rainfall days in April - Hermosa, SD
  • Average rainfall days in April: 13.7 days

The month with the highest number of rainy days is May (17.1 days).
The month with the least rainy days is December (4.8 days).

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Average snowfall in April
Hermosa, SD

Average snowfall in April - Hermosa, SD
  • Average snowfall in April: 5.43"

The month with the highest snowfall is April (5.43").
The months with the least snowfall are June, July and August (0").

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Average snowfall days in April
Hermosa, SD

Average snowfall days in April - Hermosa, SD
  • Average snowfall days in April: 5.3 days

The month with the highest number of snowfall days is February (10.5 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
Hermosa, SD

Average daylight in April / Average sunshine in April - Hermosa, 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 2min

The month with the most sunshine is August (Average sunshine: 11h and 48min).
The month with the least sunshine is February (Average sunshine: 5h and 54min).

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Average sunshine days in April
Hermosa, SD

Average sunshine days in April - Hermosa, SD
  • Average sunshine days in April: 11.5 days

The month with the most sunshine days is November (20.2 days).
The month with the least sunshine days is May (11 days).

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Average UV index in April
Hermosa, SD

Average UV index in April - Hermosa, 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, February, November and December (UV index 2).

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Average cloud cover in April
Hermosa, SD

Average cloud cover in April - Hermosa, SD
  • Average cloud cover in April: 38

The months with the most cloud cover are February and April (Cloud cover 38).
The month with the least cloud cover is August (Cloud cover 16).

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Average visibility in April
Hermosa, SD

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

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