May weather forecast
Aurora, SD

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Weather in May

May, the last month of the spring in Aurora, is a comfortable month, with an average temperature ranging between min 48.4°F (9.1°C) and max 65.8°F (18.8°C).

Temperature

In Aurora, the onset of May comes with an increased average high-temperature, moving from April's cool 53.1°F (11.7°C) to a comfortable 65.8°F (18.8°C). An average low-temperature of 48.4°F (9.1°C) is common during the nights of May.

Humidity

In May, the average relative humidity is 70%.

Rainfall

In May, in Aurora, the rain falls for 16.4 days. Throughout May, 2.72" (69mm) of precipitation is accumulated. In Aurora, during the entire year, the rain falls for 125.5 days and collects up to 21.65" (550mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. May is the last month it regularly snows in Aurora. During 0.4 snowfall days, in May, Aurora aggregates 0.16" (4mm) of snow. In Aurora, during the entire year, snow falls for 61.5 days and aggregates up to 21.38" (543mm) of snow.

Daylight

The average length of the day in May in Aurora, South Dakota, is 14h and 48min.
On the first day of the month, sunrise is at 6:16 am and sunset at 8:31 pm. On the last day of May, sunrise is at 5:45 am and sunset at 9:03 pm CDT.

Sunshine

In May, the average sunshine is 8.8h.

UV index

In May, the average daily maximum UV index in Aurora, South Dakota, is 5. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for ordinary individuals.
Note: The maximum UV index of 5 during May translates into these guidelines:
Take necessary precautions - Defending against sun damage is advocated. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.
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Frequently asked questions

What is the usual temperature for Aurora in May?

May temperatures in Aurora, South Dakota, vary between a high-temperature of 65.8°F (18.8°C) and a low-temperature of 48.4°F (9.1°C).

What is the average humidity in May in Aurora?

The average relative humidity in May in Aurora, South Dakota, is 70%.

How many days does it rain in May in Aurora?

In May, in Aurora, South Dakota, the rain falls for 16.4 days. Throughout May, 2.72" (69mm) of precipitation is accumulated.

What is the last month it snows in Aurora?

May is the last month it regularly snows in Aurora, South Dakota. During 0.4 snowfall days, in May, Aurora aggregates 0.16" (4mm) of snow.

How many hours of daylight does Aurora have in May?

In May, the average day length in Aurora, South Dakota, is 14h and 48min.

What time are sunrise and sunset in May in Aurora?

On the first day of May, sunrise is at 6:16 am and sunset at 8:31 pm. On the last day of the month, sunrise is at 5:45 am and sunset at 9:03 pm CDT.

How many hours of sunshine does Aurora have in May?

In May, the average sunshine duration is 8.8h.

How high is the UV index in May in Aurora?

The average daily maximum UV index in May in Aurora, South Dakota, is 5. A UV Index of 3 to 5 symbolizes a moderate vulnerability 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
Aurora, SD

Average temperature in May - Aurora, SD
  • Average high temperature in May: 65.8°F

The warmest month (with the highest average high temperature) is July (81.3°F).
The month with the lowest average high temperature is January (20.7°F).

  • Average low temperature in May: 48.4°F

The month with the highest average low temperature is July (62.2°F).
The coldest month (with the lowest average low temperature) is January (7°F).

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Average pressure in May
Aurora, SD

Average pressure in May - Aurora, 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 (29.86"Hg).

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Average wind speed in May
Aurora, SD

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

The windiest month (with the highest average wind speed) is April (11.5mph).
The calmest month (with the lowest average wind speed) is July (8.4mph).

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Average humidity in May
Aurora, SD

Average humidity in May - Aurora, 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 (68%).

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Average rainfall in May
Aurora, SD

Average rainfall in May - Aurora, SD
  • Average rainfall in May: 2.72"

The wettest month (with the highest rainfall) is June (3.46").
The driest month (with the least rainfall) is November (0.67").

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Average rainfall days in May
Aurora, SD

Average rainfall days in May - Aurora, SD
  • Average rainfall days in May: 16.4 days

The month with the highest number of rainy days is June (19.8 days).
The month with the least rainy days is January (3.2 days).

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Average snowfall in May
Aurora, SD

Average snowfall in May - Aurora, SD
  • Average snowfall in May: 0.16"

The month with the highest snowfall is February (4.69").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in May
Aurora, SD

Average snowfall days in May - Aurora, SD
  • Average snowfall days in May: 0.4 days

The month with the highest number of snowfall days is January (14.4 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
Aurora, SD

Average daylight in May / Average sunshine in May - Aurora, 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 5min

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
Aurora, SD

Average sunshine days in May - Aurora, SD
  • Average sunshine days in May: 12.3 days

The month with the most sunshine days is November (18.9 days).
The month with the least sunshine days is June (8.3 days).

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Average UV index in May
Aurora, SD

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

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

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Average cloud cover in May
Aurora, SD

Average cloud cover in May - Aurora, SD
  • Average cloud cover in May: 41

The month with the most cloud cover is January (Cloud cover 59).
The months with the least cloud cover are July and August (Cloud cover 28).

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Average visibility in May
Aurora, SD

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

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