May weather forecast
Wetonka, SD

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Weather in May

The last month of the spring, May, is a comfortable month in Wetonka, South Dakota, with an average temperature fluctuating between 48.2°F (9°C) and 66.7°F (19.3°C).

Temperature

In May, the meteorological conditions change with the average high-temperature moving from a cool 54.1°F (12.3°C) in April to an enjoyable 66.7°F (19.3°C). May brings with it a nighttime average temperature of 48.2°F (9°C) in Wetonka.

Humidity

In May, the average relative humidity in Wetonka, South Dakota, is 66%.

Rainfall

In May, in Wetonka, the rain falls for 13 days. Throughout May, 2.32" (59mm) of precipitation is accumulated. Throughout the year, there are 97.2 rainfall days, and 18.35" (466mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall in Wetonka, South Dakota. May is the last month it regularly snows in Wetonka. During 0.3 snowfall days, in May, Wetonka aggregates 0.08" (2mm) of snow. Throughout the year, in Wetonka, there are 54.8 snowfall days, and 19.13" (486mm) of snow is accumulated.

Daylight

The average length of the day in May is 14h and 56min.
On the first day of the month, sunrise is at 6:21 am and sunset at 8:42 pm. On the last day of May, sunrise is at 5:49 am and sunset at 9:16 pm CDT.

Sunshine

In Wetonka, the average sunshine in May is 9h.

UV index

The average daily maximum UV index in May in Wetonka is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for average individuals.
Note: The maximum daily UV index of 5 in May converts into the following recommendations:
Take necessary precautions - Defending against sun damage is advocated. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Notice! The UV radiation of the Sun can be intensified nearly twofold due to the reflective quality of snow.
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Frequently asked questions

What is the temperature in May in Wetonka?

The high-temperature, in May, in Wetonka, is 66.7°F (19.3°C), while the low-temperature averages to 48.2°F (9°C).

What is the average humidity in May in Wetonka?

In May, the average relative humidity in Wetonka is 66%.

How much does it rain in Wetonka in May?

In Wetonka, during May, the rain falls for 13 days and regularly aggregates up to 2.32" (59mm) of precipitation.

What is the last month it snows in Wetonka?

May is the last month it regularly snows. During 0.3 snowfall days, in May, Wetonka aggregates 0.08" (2mm) of snow.

How many hours of daylight does Wetonka have in May?

In Wetonka, the average day length in May is 14h and 56min.

What time are sunrise and sunset in May in Wetonka?

On the first day of May in Wetonka, South Dakota, sunrise is at 6:21 am and sunset at 8:42 pm. On the last day of the month, sunrise is at 5:49 am and sunset at 9:16 pm CDT.

How many hours of sunshine does Wetonka have in May?

The average sunshine duration in May in Wetonka, South Dakota, is 9h.

What is the UV index reading in May in Wetonka?

In May, the average daily maximum UV index in Wetonka is 5. A UV Index reading of 3 to 5 represents a medium hazard to health 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 May
Wetonka, SD

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

The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (20.7°F).

  • Average low temperature in May: 48.2°F

The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (6.3°F).

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Average pressure in May
Wetonka, SD

Average pressure in May - Wetonka, SD
  • Average pressure in May: 29.92"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 May
Wetonka, SD

Average wind speed in May - Wetonka, SD
  • Average wind speed in May: 9.7mph

The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest month (with the lowest average wind speed) is August (8.3mph).

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Average humidity in May
Wetonka, SD

Average humidity in May - Wetonka, SD
  • Average humidity in May: 66%

The month with the highest relative humidity is January (88%).
The months with the lowest relative humidity are August and September (60%).

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Average rainfall in May
Wetonka, SD

Average rainfall in May - Wetonka, SD
  • Average rainfall in May: 2.32"

The wettest month (with the highest rainfall) is June (3.46").
The driest month (with the least rainfall) is January (0.59").

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Average rainfall days in May
Wetonka, SD

Average rainfall days in May - Wetonka, SD
  • Average rainfall days in May: 13 days

The month with the highest number of rainy days is June (15 days).
The month with the least rainy days is February (2 days).

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Average snowfall in May
Wetonka, SD

Average snowfall in May - Wetonka, SD
  • Average snowfall in May: 0.08"

The month with the highest snowfall is January (3.82").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in May
Wetonka, SD

Average snowfall days in May - Wetonka, SD
  • Average snowfall days in May: 0.3 days

The month with the highest number of snowfall days is January (13 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
Wetonka, SD

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

The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).

  • Average sunshine in May: 9h and 0min

The month with the most sunshine is July (Average sunshine: 11h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).

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Average sunshine days in May
Wetonka, SD

Average sunshine days in May - Wetonka, SD
  • Average sunshine days in May: 15.7 days

The month with the most sunshine days is November (20.9 days).
The month with the least sunshine days is June (12.7 days).

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Average UV index in May
Wetonka, SD

Average UV index in May - Wetonka, SD
  • Average UV index in May: 5

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

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Average cloud cover in May
Wetonka, SD

Average cloud cover in May - Wetonka, SD
  • Average cloud cover in May: 39

The month with the most cloud cover is January (Cloud cover 57).
The months with the least cloud cover are July and August (Cloud cover 23).

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Average visibility in May
Wetonka, SD

Average visibility in May - Wetonka, 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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Wetonka, South Dakota, USA

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