August weather forecast
Lead, SD

Weather in August

The last month of the summer, August, is another warm month in Lead, South Dakota, with temperature in the range of an average high of 80.1°F (26.7°C) and an average low of 58.5°F (14.7°C).

Temperature

In August, the average high-temperature is relatively the same as in July - a still moderately hot 80.1°F (26.7°C). The average low-temperature, in Lead, is 58.5°F (14.7°C).

Humidity

The months with the lowest humidity are August and September, with an average relative humidity of 51%.

Rainfall

In Lead, it is raining for 12.2 days, with typically 1.5" (38mm) of accumulated precipitation. Throughout the year, there are 96.1 rainfall days, and 14.02" (356mm) of precipitation is accumulated.

Snowfall

July and August are months without snowfall.

Daylight

In August, the average length of the day in Lead is 13h and 58min.
On the first day of August in Lead, sunrise is at 5:42 am and sunset at 8:20 pm. On the last day of the month, sunrise is at 6:17 am and sunset at 7:33 pm MDT.

Sunshine

The month with the most sunshine in Lead is August, with an average of 11.7h of sunshine.

UV index

The average daily maximum UV index in August is 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for the ordinary person.
Note: The average daily UV index of 5 in August transform into the following instructions:
Take precautions - Protection against skin and eye damage is obliged. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
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FAQ

What is the least humid month in Lead?

The months with the lowest humidity are August and September, with an average relative humidity of 51%.

What is the average humidity in August in Lead?

In August, the average relative humidity in Lead, South Dakota, is 51%.

How many days does it rain in August in Lead?

In Lead, South Dakota, in August, during 12.2 rainfall days, 1.5" (38mm) of precipitation is typically accumulated.

When it does not snow in Lead?

July and August are months without snowfall in Lead.

Does it snow in Lead in August?

In Lead, South Dakota, in August, it doesn't snow. In September, it regularly snows.

What is the average length of the day in August in Lead?

In August, the average day length in Lead is 13h and 58min.

When is the sunrise / sunset in August in Lead?

In August, on the first day of the month, sunrise is at 5:42 am and sunset at 8:20 pm. On the last day of the month, in Lead, South Dakota, sunrise is at 6:17 am and sunset at 7:33 pm MDT.

What month has the most sunshine in Lead?

August has the most sunshine of the year in Lead, with an average of 11.7h of sunshine.

How many hours of sunshine does Lead have in August?

In Lead, the average sunshine duration in August is 11.7h.

What is the UV index reading in August in Lead?

In August, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a moderate health threat from unsafe exposure to Sun's UV rays.

Average temperature in August
Lead, SD

Average temperature in August - Lead, SD
  • Average high temperature in August: 80.1°F

The warmest month (with the highest average high temperature) is July (81.9°F).
The month with the lowest average high temperature is December (29.7°F).

  • Average low temperature in August: 58.5°F

The month with the highest average low temperature is July (60.4°F).
The coldest month (with the lowest average low temperature) is February (15.4°F).

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Average pressure in August
Lead, SD

Average pressure in August - Lead, SD
  • Average pressure in August: 29.89"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).

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Average wind speed in August
Lead, SD

Average wind speed in August - Lead, SD
  • Average wind speed in August: 7.6mph

The windiest month (with the highest average wind speed) is October (9.9mph).
The calmest month (with the lowest average wind speed) is August (7.6mph).

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Average humidity in August
Lead, SD

Average humidity in August - Lead, SD
  • Average humidity in August: 51%

The months with the highest relative humidity are January and February (79%).
The months with the lowest relative humidity are August and September (51%).

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Average rainfall in August
Lead, SD

Average rainfall in August - Lead, SD
  • Average rainfall in August: 1.5"

The wettest month (with the highest rainfall) is May (1.93").
The driest month (with the least rainfall) is January (0.55").

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Average rainfall days in August
Lead, SD

Average rainfall days in August - Lead, SD
  • Average rainfall days in August: 12.2 days

The month with the highest number of rainy days is June (14.2 days).
The month with the least rainy days is November (2.7 days).

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Average snowfall in August
Lead, SD

Average snowfall in August - Lead, SD
  • Average snowfall in August: 0"

The month with the highest snowfall is April (6.54").
The months with the least snowfall are July and August (0").

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Average snowfall days in August
Lead, SD

Average snowfall days in August - Lead, SD
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (11.7 days).
The months with the least snowfall days are July and August (0 days).

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Average daylight in August /
Average sunshine in August
Lead, SD

Average daylight in August / Average sunshine in August - Lead, SD
  • Average daylight in August: 13h and 58min

The month with the longest days is June (Average daylight: 15h and 28min).
The month with the shortest days is December (Average daylight: 8h and 55min).

  • Average sunshine in August: 11.7h

The month with the most sunshine is August (Average sunshine: 11.7h).
The month with the least sunshine is February (Average sunshine: 5.9h).

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Average sunshine days in August
Lead, SD

Average sunshine days in August - Lead, SD
  • Average sunshine days in August: 13.2 days

The month with the most sunshine days is November (20.5 days).
The month with the least sunshine days is June (12.3 days).

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Average UV index in August
Lead, SD

Average UV index in August - Lead, SD
  • Average UV index in August: 5

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).

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Average cloud cover in August
Lead, SD

Average cloud cover in August - Lead, SD
  • Average cloud cover in August: 16

The months with the most cloud cover are February and April (Cloud cover 40).
The month with the least cloud cover is August (Cloud cover 16).

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Average visibility in August
Lead, SD

Average visibility in August - Lead, SD
  • Average visibility in August: 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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