May weather forecast
Lake Preston, SD

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Weather in May

May, the last month of the spring in Lake Preston, is a refreshing month, with temperature in the range of an average high of 66.4°F (19.1°C) and an average low of 48.7°F (9.3°C).

Temperature

Lake Preston sees an increase in the average high-temperature with the arrival of May, moving from April's fresh 54.1°F (12.3°C) to a comfortable 66.4°F (19.1°C). Lake Preston in May anticipates an average nighttime temperature of 48.7°F (9.3°C).

Humidity

In May, the average relative humidity in Lake Preston is 70%.

Rainfall

In Lake Preston, during May, the rain falls for 16.3 days and regularly aggregates up to 2.95" (75mm) of precipitation. In Lake Preston, during the entire year, the rain falls for 111.2 days and collects up to 21.14" (537mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. May is the last month it regularly snows. During 0.4 snowfall days, in May, Lake Preston aggregates 0.35" (9mm) of snow. Throughout the year, in Lake Preston, there are 49.4 snowfall days, and 20.04" (509mm) of snow is accumulated.

Daylight

In Lake Preston, South Dakota, the average length of the day in May is 14h and 49min.
On the first day of May, sunrise is at 6:18 am and sunset at 8:34 pm. On the last day of the month, sunrise is at 5:48 am and sunset at 9:06 pm CDT.

Sunshine

In Lake Preston, the average sunshine in May is 8.6h.

UV index

In Lake Preston, the average daily maximum UV index in May is 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for ordinary individuals.
Note: The maximum daily UV index of 5 in May converts into the following recommendations:
Heed the precautions - It is counselled to guard against solar damage. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
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Frequently asked questions

What is the temperature in May in Lake Preston?

During May, Lake Preston experiences an average high-temperature of 66.4°F (19.1°C) and a low-temperature of 48.7°F (9.3°C).

What is the average humidity in May in Lake Preston?

In Lake Preston, the average relative humidity in May is 70%.

How many days does it rain in May in Lake Preston?

In May, in Lake Preston, South Dakota, the rain falls for 16.3 days. Throughout May, 2.95" (75mm) of precipitation is accumulated.

What is the last month it snows in Lake Preston?

May is the last month it regularly snows in Lake Preston. During 0.4 snowfall days, in May, Lake Preston aggregates 0.35" (9mm) of snow.

How many hours of daylight does Lake Preston have in May?

In May, the average day length is 14h and 49min.

What time are sunrise and sunset in May in Lake Preston?

In May, on the first day of the month, sunrise is at 6:18 am and sunset at 8:34 pm. On the last day of the month, sunrise is at 5:48 am and sunset at 9:06 pm CDT.

How long on average sun shines in May in Lake Preston?

The average sunshine duration in May in Lake Preston, South Dakota, is 8.6h.

What is the UV index reading in May in Lake Preston?

The average daily maximum UV index in May in Lake Preston 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 days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Lake Preston, SD

Average temperature in May - Lake Preston, SD
  • Average high temperature in May: 66.4°F

The warmest month (with the highest average high temperature) is July (82.2°F).
The month with the lowest average high temperature is January (22.3°F).

  • Average low temperature in May: 48.7°F

The month with the highest average low temperature is July (62.4°F).
The coldest month (with the lowest average low temperature) is January (8.1°F).

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Average pressure in May
Lake Preston, SD

Average pressure in May - Lake Preston, 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
Lake Preston, SD

Average wind speed in May - Lake Preston, SD
  • Average wind speed in May: 10.1mph

The windiest month (with the highest average wind speed) is April (11.6mph).
The calmest months (with the lowest average wind speed) are July and August (8.6mph).

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Average humidity in May
Lake Preston, SD

Average humidity in May - Lake Preston, SD
  • Average humidity in May: 70%

The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is October (67%).

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Average rainfall in May
Lake Preston, SD

Average rainfall in May - Lake Preston, SD
  • Average rainfall in May: 2.95"

The wettest month (with the highest rainfall) is June (3.23").
The driest month (with the least rainfall) is November (0.59").

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Average rainfall days in May
Lake Preston, SD

Average rainfall days in May - Lake Preston, SD
  • Average rainfall days in May: 16.3 days

The month with the highest number of rainy days is June (18.7 days).
The month with the least rainy days is January (1.6 days).

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Average snowfall in May
Lake Preston, SD

Average snowfall in May - Lake Preston, SD
  • Average snowfall in May: 0.35"

The month with the highest snowfall is February (4.76").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in May
Lake Preston, SD

Average snowfall days in May - Lake Preston, SD
  • Average snowfall days in May: 0.4 days

The month with the highest number of snowfall days is January (11.3 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
Lake Preston, SD

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

The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).

  • Average sunshine in May: 8h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).

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Average sunshine days in May
Lake Preston, SD

Average sunshine days in May - Lake Preston, SD
  • Average sunshine days in May: 13.1 days

The month with the most sunshine days is November (22.4 days).
The month with the least sunshine days is June (9.5 days).

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Average UV index in May
Lake Preston, SD

Average UV index in May - Lake Preston, 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
Lake Preston, SD

Average cloud cover in May - Lake Preston, SD
  • Average cloud cover in May: 42

The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is July (Cloud cover 28).

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Average visibility in May
Lake Preston, SD

Average visibility in May - Lake Preston, 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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Lake Preston, South Dakota, USA

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