May weather forecast
Plankinton, SD

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Weather in May

May, the last month of the spring in Plankinton, is an agreeable month, with an average temperature varying between 50°F (10°C) and 68.4°F (20.2°C).

Temperature

In Plankinton, the average high-temperature in May increases from a refreshing 56.8°F (13.8°C) in April to a pleasant 68.4°F (20.2°C). The average nighttime temperature in Plankinton lowers to a cool 50°F (10°C) throughout May.

Humidity

In May, the average relative humidity is 69%.

Rainfall

The month with the most rainfall in Plankinton, South Dakota, is May, when the rain falls for 13.5 days and typically aggregates up to 1.65" (42mm) of precipitation.

Snowfall

In Plankinton, snow does not fall in May through September.

Daylight

In May, the average length of the day is 14h and 45min.
On the first day of May, sunrise is at 6:24 am and sunset at 8:37 pm. On the last day of the month, sunrise is at 5:55 am and sunset at 9:08 pm CDT.

Sunshine

The average sunshine in May is 9h.

UV index

The average daily maximum UV index in May in Plankinton is 5. A UV Index reading of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for ordinary individuals.
Note: The maximum UV index, 5 during May, leads to the following recommendations:
Adopt protective measures - Requirement to safeguard skin and eyes from harm exists. When the Sun is at its strongest around midday, find shade and limit exposure. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes. Be alert! Nearly double the UV rays from the Sun can be reflected by snow.
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Frequently asked questions

What is the temperature in May in Plankinton?

The high-temperature in Plankinton, South Dakota, during May is 68.4°F (20.2°C) and the low-temperature is 50°F (10°C).

What is the average humidity in May in Plankinton?

The average relative humidity in May in Plankinton, South Dakota, is 69%.

What is the wettest month in Plankinton?

May is the month with the most rainfall in Plankinton, South Dakota. Rain falls for 13.5 days and accumulates 1.65" (42mm) of precipitation.

How many days does it rain in May in Plankinton?

In May, in Plankinton, South Dakota, the rain falls for 13.5 days. Throughout May, 1.65" (42mm) of precipitation is accumulated.

When it does not snow in Plankinton?

May through September are months without snowfall in Plankinton.

Does it snow in Plankinton in May?

In May, in Plankinton, South Dakota, it doesn't snow. April is the latest month when it typically snows.

How many hours of daylight does Plankinton have in May?

In May, the average day length in Plankinton, South Dakota, is 14h and 45min.

When are sunrise and sunset in May in Plankinton?

In May, on the first day of the month, sunrise is at 6:24 am and sunset at 8:37 pm. On the last day of the month, sunrise is at 5:55 am and sunset at 9:08 pm CDT.

How many hours of sunshine does Plankinton have in May?

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

What is the UV index reading in May in Plankinton?

In May, the average daily maximum UV index in Plankinton is 5. A UV Index value of 3 to 5 symbolizes a medium health risk from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Plankinton, SD

Average temperature in May - Plankinton, SD
  • Average high temperature in May: 68.4°F

The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (24.4°F).

  • Average low temperature in May: 50°F

The month with the highest average low temperature is July (64.6°F).
The coldest month (with the lowest average low temperature) is January (10.2°F).

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Average pressure in May
Plankinton, SD

Average pressure in May - Plankinton, 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 (29.85"Hg).

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Average wind speed in May
Plankinton, SD

Average wind speed in May - Plankinton, SD
  • Average wind speed in May: 9.8mph

The windiest month (with the highest average wind speed) is April (11.2mph).
The calmest month (with the lowest average wind speed) is July (8.6mph).

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Average humidity in May
Plankinton, SD

Average humidity in May - Plankinton, SD
  • Average humidity in May: 69%

The month with the highest relative humidity is January (87%).
The months with the lowest relative humidity are September and October (63%).

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Average rainfall in May
Plankinton, SD

Average rainfall in May - Plankinton, SD
  • Average rainfall in May: 1.65"

The wettest month (with the highest rainfall) is May (1.65").
The driest months (with the least rainfall) are February and November (0.28").

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Average rainfall days in May
Plankinton, SD

Average rainfall days in May - Plankinton, SD
  • Average rainfall days in May: 13.5 days

The month with the highest number of rainy days is June (13.6 days).
The month with the least rainy days is February (1.9 days).

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Average snowfall in May
Plankinton, SD

Average snowfall in May - Plankinton, SD
  • Average snowfall in May: 0"

The month with the highest snowfall is February (1.42").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in May
Plankinton, SD

Average snowfall days in May - Plankinton, SD
  • Average snowfall days in May: 0.1 days

The month with the highest number of snowfall days is January (8.7 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
Plankinton, SD

Average daylight in May / Average sunshine in May - Plankinton, SD
  • Average daylight in May: 14h and 4min

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: 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: 4h and 24min).

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Average sunshine days in May
Plankinton, SD

Average sunshine days in May - Plankinton, SD
  • Average sunshine days in May: 14 days

The month with the most sunshine days is November (23.4 days).
The month with the least sunshine days is June (12.8 days).

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Average UV index in May
Plankinton, SD

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

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

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Average cloud cover in May
Plankinton, SD

Average cloud cover in May - Plankinton, SD
  • Average cloud cover in May: 38

The month with the most cloud cover is January (Cloud cover 52).
The month with the least cloud cover is July (Cloud cover 22).

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Average visibility in May
Plankinton, SD

Average visibility in May - Plankinton, SD
  • Average visibility in May: 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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Plankinton, South Dakota, USA

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