May weather forecast
Ardmore, SD

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Weather in May

The last month of the spring, May, is a refreshing month in Ardmore, South Dakota, with temperature in the range of an average high of 64.2°F (17.9°C) and an average low of 44.6°F (7°C).

Temperature

May brings an increase in the average high-temperature, progressing from a fresh 54.5°F (12.5°C) in April to a refreshing 64.2°F (17.9°C). May's nights in Ardmore, South Dakota, observe an average temperature of 44.6°F (7°C).

Humidity

In May, the average relative humidity is 60%.

Rainfall

The wettest months are May and June, with an average 1.57" (40mm) of rainfall.

Snowfall

Months with snowfall in Ardmore are January through May, September through December. May is the last month it regularly snows. During 1.8 snowfall days, in May, Ardmore aggregates 2.2" (56mm) of snow. Throughout the year, there are 43.5 snowfall days, and 15.63" (397mm) of snow is accumulated.

Daylight

In Ardmore, the average length of the day in May is 14h and 41min.
On the first day of May, sunrise is at 5:47 am and sunset at 7:56 pm. On the last day of the month, sunrise is at 5:18 am and sunset at 8:26 pm MDT.

Sunshine

The average sunshine in May in Ardmore, South Dakota, is 10.3h.

UV index

In Ardmore, the average daily maximum UV index in May is 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for average individuals.
Note: An average maximum UV index of 5 in May leads to these recommendations:
Exercise caution. The susceptibility of light skin individuals to burns is less than 30 minutes. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of snow.
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Frequently asked questions

What are May temperatures in Ardmore?

The high-temperature in Ardmore during May is 64.2°F (17.9°C) and the low-temperature is 44.6°F (7°C).

What is the average humidity in May in Ardmore?

In May, the average relative humidity in Ardmore is 60%.

What is the wettest month in Ardmore?

The months with the most rainfall are May and June, with an average 1.57" (40mm) of precipitation.

How many days does it rain in May in Ardmore?

In Ardmore, South Dakota, in May, during 13.4 rainfall days, 1.57" (40mm) of precipitation is typically accumulated.

What is the last month it snows in Ardmore?

May is the last month it regularly snows in Ardmore, South Dakota. During 1.8 snowfall days, in May, Ardmore aggregates 2.2" (56mm) of snow.

How many hours of daylight does Ardmore have in May?

The average day length in May is 14h and 41min.

What time are sunrise and sunset in May in Ardmore?

On the first day of May in Ardmore, sunrise is at 5:47 am and sunset at 7:56 pm. On the last day of the month, sunrise is at 5:18 am and sunset at 8:26 pm MDT.

How many hours of sunshine does Ardmore have in May?

In Ardmore, the average sunshine duration in May is 10.3h.

What is the UV index intensity in May in Ardmore?

In Ardmore, South Dakota, the average daily maximum UV index in May is 5. A UV Index estimate of 3 to 5 represents a medium health risk from 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
Ardmore, SD

Average temperature in May - Ardmore, SD
  • Average high temperature in May: 64.2°F

The warmest month (with the highest average high temperature) is July (85.8°F).
The month with the lowest average high temperature is December (32°F).

  • Average low temperature in May: 44.6°F

The month with the highest average low temperature is July (64.2°F).
The coldest month (with the lowest average low temperature) is December (18.9°F).

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Average pressure in May
Ardmore, SD

Average pressure in May - Ardmore, SD
  • Average pressure in May: 29.9"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).

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Average wind speed in May
Ardmore, SD

Average wind speed in May - Ardmore, SD
  • Average wind speed in May: 11.1mph

The windiest month (with the highest average wind speed) is April (11.9mph).
The calmest month (with the lowest average wind speed) is August (9.3mph).

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Average humidity in May
Ardmore, SD

Average humidity in May - Ardmore, SD
  • Average humidity in May: 60%

The month with the highest relative humidity is January (74%).
The month with the lowest relative humidity is August (44%).

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Average rainfall in May
Ardmore, SD

Average rainfall in May - Ardmore, SD
  • Average rainfall in May: 1.57"

The wettest months (with the highest rainfall) are May and June (1.57").
The driest month (with the least rainfall) is January (0.28").

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Average rainfall days in May
Ardmore, SD

Average rainfall days in May - Ardmore, SD
  • Average rainfall days in May: 13.4 days

The month with the highest number of rainy days is May (13.4 days).
The month with the least rainy days is December (2.7 days).

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Average snowfall in May
Ardmore, SD

Average snowfall in May - Ardmore, SD
  • Average snowfall in May: 2.2"

The month with the highest snowfall is March (2.56").
The months with the least snowfall are June, July and August (0").

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Average snowfall days in May
Ardmore, SD

Average snowfall days in May - Ardmore, SD
  • Average snowfall days in May: 1.8 days

The month with the highest number of snowfall days is February (8 days).
The months with the least snowfall days are June, July and August (0 days).

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Average daylight in May /
Average sunshine in May
Ardmore, SD

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

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in May: 10h and 2min

The months with the most sunshine are July and August (Average sunshine: 11h and 48min).
The months with the least sunshine are February and December (Average sunshine: 6h and 12min).

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Average sunshine days in May
Ardmore, SD

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

The month with the most sunshine days is December (22.9 days).
The month with the least sunshine days is June (12.3 days).

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Average UV index in May
Ardmore, SD

Average UV index in May - Ardmore, 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, November and December (UV index 2).

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Average cloud cover in May
Ardmore, SD

Average cloud cover in May - Ardmore, SD
  • Average cloud cover in May: 32

The month with the most cloud cover is February (Cloud cover 36).
The month with the least cloud cover is August (Cloud cover 16).

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Average visibility in May
Ardmore, SD

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

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