May weather forecast
Wolsey, SD

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Weather in May

The last month of the spring, May, is a comfortable month in Wolsey, South Dakota, with an average temperature ranging between max 67.6°F (19.8°C) and min 48.9°F (9.4°C).

Temperature

Wolsey's weather in May presents a rise in the average high-temperature, moving from a refreshing 55.9°F (13.3°C) in April to a comfortable 67.6°F (19.8°C). Nighttime temperature in Wolsey experiences an average drop to a frosty 48.9°F (9.4°C) in May.

Humidity

In May, the average relative humidity in Wolsey, South Dakota, is 68%.

Rainfall

In May, in Wolsey, the rain falls for 13.6 days. Throughout May, 2.36" (60mm) of precipitation is accumulated. Throughout the year, in Wolsey, there are 101.8 rainfall days, and 18.19" (462mm) of precipitation is accumulated.

Snowfall

May through September are months without snowfall.

Daylight

In Wolsey, the average length of the day in May is 14h and 49min.
On the first day of May in Wolsey, South Dakota, sunrise is at 6:23 am and sunset at 8:38 pm. On the last day of the month, sunrise is at 5:52 am and sunset at 9:10 pm CDT.

Sunshine

The average sunshine in May in Wolsey is 9.1h.

UV index

The average daily maximum UV index in May in Wolsey is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for ordinary individuals.
Note: In May, the maximum UV index of 5 translates into these guidelines:
Adopt protective measures - It is advised to guard against sun damage. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. Boost your sun resistance with garments that are densely woven yet spacious. Foresee this! The reflection from snow can nearly double the intensity of UV radiation from the Sun.
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Frequently asked questions

What are the temperatures in Wolsey in May?

The average high-temperature and low-temperature in Wolsey during May are 67.6°F (19.8°C) and 48.9°F (9.4°C) respectively.

What is the average humidity in May in Wolsey?

In Wolsey, South Dakota, the average relative humidity in May is 68%.

How many days does it rain in May in Wolsey?

In Wolsey, in May, it is raining for 13.6 days, with typically 2.36" (60mm) of accumulated precipitation.

When it does not snow in Wolsey?

In Wolsey, South Dakota, snow does not fall in May through September.

Does it snow in Wolsey in May?

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

How many hours of daylight does Wolsey have in May?

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

What time are sunrise and sunset in May in Wolsey?

On the first day of May in Wolsey, South Dakota, sunrise is at 6:23 am and sunset at 8:38 pm. On the last day of the month, sunrise is at 5:52 am and sunset at 9:10 pm CDT.

How long on average sun shines in May in Wolsey?

In Wolsey, South Dakota, the average sunshine duration in May is 9.1h.

What is the UV index intensity in May in Wolsey?

The average daily maximum UV index in May in Wolsey, South Dakota, is 5. A UV Index of 3 to 5 symbolizes a medium hazard to health from unprotected exposure to 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
Wolsey, SD

Average temperature in May - Wolsey, SD
  • Average high temperature in May: 67.6°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 (23.2°F).

  • Average low temperature in May: 48.9°F

The month with the highest average low temperature is July (64.2°F).
The coldest month (with the lowest average low temperature) is January (8.2°F).

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Average pressure in May
Wolsey, SD

Average pressure in May - Wolsey, 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 (29.84"Hg).

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Average wind speed in May
Wolsey, SD

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

The windiest month (with the highest average wind speed) is April (11.1mph).
The calmest months (with the lowest average wind speed) are July and August (8.6mph).

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Average humidity in May
Wolsey, SD

Average humidity in May - Wolsey, SD
  • Average humidity in May: 68%

The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is September (62%).

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Average rainfall in May
Wolsey, SD

Average rainfall in May - Wolsey, SD
  • Average rainfall in May: 2.36"

The wettest month (with the highest rainfall) is June (2.8").
The driest month (with the least rainfall) is January (0.55").

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Average rainfall days in May
Wolsey, SD

Average rainfall days in May - Wolsey, SD
  • Average rainfall days in May: 13.6 days

The month with the highest number of rainy days is June (15.2 days).
The month with the least rainy days is February (1.8 days).

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Average snowfall in May
Wolsey, SD

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

The month with the highest snowfall is February (3.54").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in May
Wolsey, SD

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

The month with the highest number of snowfall days is December (9.5 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
Wolsey, SD

Average daylight in May / Average sunshine in May - Wolsey, 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: 9h and 1min

The month with the most sunshine is July (Average sunshine: 11h and 12min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).

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Average sunshine days in May
Wolsey, SD

Average sunshine days in May - Wolsey, SD
  • Average sunshine days in May: 14.6 days

The month with the most sunshine days is November (21.8 days).
The month with the least sunshine days is June (12.3 days).

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Average UV index in May
Wolsey, SD

Average UV index in May - Wolsey, 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 and November (UV index 1).

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Average cloud cover in May
Wolsey, SD

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

The month with the most cloud cover is January (Cloud cover 54).
The month with the least cloud cover is July (Cloud cover 22).

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Average visibility in May
Wolsey, SD

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

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