August weather forecast
Lead, SD

Weather in August

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

Temperature

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

Humidity

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. In Lead, during the entire year, the rain falls for 96.1 days and collects up to 14.02" (356mm) of precipitation.

Snowfall

In Lead snow does not fall in July and August.

Daylight

In Lead, the average length of the day in August is 14h.

Sunshine

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

UV index

In Lead, the average daily maximum UV index in August is 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from unsafe exposure to the UV radiation for the average person.
Note: The daily maximum UV index of 5 interpret into the following advice:
Take precautions - Protection against sunburn is recommended. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.
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FAQ

What is the least humid month in Lead?

August and September, with an average relative humidity of 51%, are the least humid months in Lead, South Dakota.

What is the average humidity in August in Lead?

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

How much does it rain in Lead in August?

In Lead, in August, it is raining for 12.2 days, with typically 1.5" (38mm) of accumulated precipitation.

When it does not snow in Lead?

In Lead, South Dakota, snow does not fall in July and August.

Does it snow in Lead in August?

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

How many hours of daylight does Lead have in August?

The average length of the day in August is 14h.

What month has the most sunshine in Lead?

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

How many hours of sunshine does Lead have in August?

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

How high is the UV index in August in Lead?

In August, the average daily maximum UV index in Lead is 5. A UV Index estimate of 3 to 5 represents a medium health risk from the exposure to the Sun's UV rays.

Average temperature in August
Lead, SD

Average temperature in August - Lead, SD
  • Average high temperature in August: 26.7°C

The warmest month (with the highest average high temperature) is July (27.7°C).
The month with the lowest average high temperature is December (-1.3°C).

  • Average low temperature in August: 14.7°C

The month with the highest average low temperature is July (15.8°C).
The coldest month (with the lowest average low temperature) is February (-9.2°C).

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Average pressure in August
Lead, SD

Average pressure in August - Lead, SD
  • Average pressure in August: 1012.3mbar

The month with the highest atmospheric pressure is January (1020.5mbar).
The month with the lowest atmospheric pressure is June (1010.6mbar).

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Average wind speed in August
Lead, SD

Average wind speed in August - Lead, SD
  • Average wind speed in August: 12.3km/h

The windiest month (with the highest average wind speed) is October (16km/h).
The calmest month (with the lowest average wind speed) is August (12.3km/h).

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Average humidity in August
Lead, SD

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

Months with the highest relative humidity are January and February (79%).
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: 38mm

The wettest month (with the highest rainfall) is May (49mm).
The driest month (with the least rainfall) is January (14mm).

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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: 0mm

The month with the highest snowfall is April (166mm).
Months with the least snowfall are July and August (0mm).

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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).
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: 14h

The month with the longest days is June (Average daylight: 15.5h).
The month with the shortest days is December (Average daylight: 8.9h).

  • 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).
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

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: 10km

Months with the highest visibility are June, July, August and September (10km).
The month with the lowest visibility is January (8km).

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