May weather forecast
Dell Rapids, SD

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Weather in May

As Dell Rapids, South Dakota moves into May, temperatures continue their upward trend. The city experiences more hours of sunlight, which infuse warmth into the days. Rainfall persists, often accompanied by the mellow fragrance of wet earth, hallmarking the month of May. It's an ideal time for outdoor activities, and the weather is conducive to growth, turning the city into a vibrant and colorful spectacle.

Temperature

Dell Rapids's transition into May is marked by a temperature shift, moving from a fresh 54.5°F (12.5°C) in April to an enjoyable 66.7°F (19.3°C). Dell Rapids's nighttime temperature in May drops to an average of 48.9°F (9.4°C).

Humidity

In Dell Rapids, the average relative humidity in May is 70%.

Rainfall

In May, in Dell Rapids, the rain falls for 15.6 days. Throughout May, 2.8" (71mm) of precipitation is accumulated. In Dell Rapids, during the entire year, the rain falls for 116.4 days and collects up to 21.38" (543mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall in Dell Rapids. May is the last month it regularly snows in Dell Rapids. During 0.3 snowfall days, in May, Dell Rapids aggregates 0.28" (7mm) of snow. In Dell Rapids, South Dakota, during the entire year, snow falls for 45.6 days and aggregates up to 19.49" (495mm) of snow.

Daylight

In May, the average length of the day in Dell Rapids, South Dakota, is 14h and 46min.
On the first day of May in Dell Rapids, sunrise is at 6:17 am and sunset at 8:30 pm. On the last day of the month, sunrise is at 5:47 am and sunset at 9:01 pm CDT.

Sunshine

The average sunshine in May is 8.8h.

UV index

In May, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for ordinary individuals.
Note: A maximum high daily UV index of 5 during May translates into the following directions:
Preventative actions are necessary - Recommendations to ward off sunburn are given. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.
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Frequently asked questions

What are May temperatures in Dell Rapids?

An average high-temperature, in May, in Dell Rapids, is 66.7°F (19.3°C) and the average low-temperature is 48.9°F (9.4°C).

What is the average humidity in May in Dell Rapids?

In Dell Rapids, the average relative humidity in May is 70%.

How many days does it rain in May in Dell Rapids?

In Dell Rapids, South Dakota, in May, it is raining for 15.6 days, with typically 2.8" (71mm) of accumulated precipitation.

What is the last month it snows in Dell Rapids?

May is the last month it regularly snows. During 0.3 snowfall days, in May, Dell Rapids aggregates 0.28" (7mm) of snow.

How many hours of daylight does Dell Rapids have in May?

The average day length in May is 14h and 46min.

What time are sunrise and sunset in May in Dell Rapids?

In May, on the first day of the month, sunrise is at 6:17 am and sunset at 8:30 pm. On the last day of the month, sunrise is at 5:47 am and sunset at 9:01 pm CDT.

How long on average sun shines in May in Dell Rapids?

In Dell Rapids, South Dakota, the average sunshine duration in May is 8.8h.

What is the UV index reading in May in Dell Rapids?

In May, the average daily maximum UV index in Dell Rapids, South Dakota, is 5. A UV Index reading of 3 to 5 represents a moderate vulnerability from unsafe 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 May
Dell Rapids, SD

Average temperature in May - Dell Rapids, SD
  • Average high temperature in May: 66.7°F

The warmest month (with the highest average high temperature) is July (81.9°F).
The month with the lowest average high temperature is January (22.3°F).

  • Average low temperature in May: 48.9°F

The month with the highest average low temperature is July (62.2°F).
The coldest month (with the lowest average low temperature) is January (8.2°F).

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Average pressure in May
Dell Rapids, SD

Average pressure in May - Dell Rapids, SD
  • Average pressure in May: 29.92"Hg

The months with the highest atmospheric pressure are January and February (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).

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Average wind speed in May
Dell Rapids, SD

Average wind speed in May - Dell Rapids, SD
  • Average wind speed in May: 9.9mph

The windiest month (with the highest average wind speed) is April (11.4mph).
The calmest month (with the lowest average wind speed) is July (8.2mph).

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Average humidity in May
Dell Rapids, SD

Average humidity in May - Dell Rapids, SD
  • Average humidity in May: 70%

The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is October (67%).

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Average rainfall in May
Dell Rapids, SD

Average rainfall in May - Dell Rapids, SD
  • Average rainfall in May: 2.8"

The wettest month (with the highest rainfall) is June (3.27").
The driest month (with the least rainfall) is January (0.63").

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Average rainfall days in May
Dell Rapids, SD

Average rainfall days in May - Dell Rapids, SD
  • Average rainfall days in May: 15.6 days

The month with the highest number of rainy days is June (17.4 days).
The month with the least rainy days is February (2.8 days).

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Average snowfall in May
Dell Rapids, SD

Average snowfall in May - Dell Rapids, SD
  • Average snowfall in May: 0.28"

The month with the highest snowfall is February (4.29").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in May
Dell Rapids, SD

Average snowfall days in May - Dell Rapids, SD
  • Average snowfall days in May: 0.3 days

The month with the highest number of snowfall days is December (10.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in May /
Average sunshine in May
Dell Rapids, SD

Average daylight in May / Average sunshine in May - Dell Rapids, SD
  • Average daylight in May: 14h and 5min

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 May: 8h and 5min

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 0min).

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Average sunshine days in May
Dell Rapids, SD

Average sunshine days in May - Dell Rapids, SD
  • Average sunshine days in May: 14.4 days

The month with the most sunshine days is November (20.4 days).
The month with the least sunshine days is June (10.6 days).

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Average UV index in May
Dell Rapids, SD

Average UV index in May - Dell Rapids, SD
  • Average UV index in May: 5

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

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Average cloud cover in May
Dell Rapids, SD

Average cloud cover in May - Dell Rapids, SD
  • Average cloud cover in May: 41

The month with the most cloud cover is January (Cloud cover 57).
The month with the least cloud cover is July (Cloud cover 27).

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Average visibility in May
Dell Rapids, SD

Average visibility in May - Dell Rapids, SD
  • Average visibility in May: 6mi

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

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Dell Rapids, South Dakota, USA

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