Pierre
South Dakota, USA
Long-term weather forecast
Long-term weather forecast

August weather forecast and climate
Pierre, SD

The Capitol Dome building in Pierre, South Dakota, set in a beautiful tree park, reflected in the waterfront
The Capitol Dome building in Pierre, South Dakota, set in a beautiful tree park, reflected in the waterfront
The last month of the summer, August, is also a hot month in Pierre, South Dakota, with average temperature varying between 59°F (15°C) and 87.8°F (31°C).

Temperature

In Pierre, South Dakota, the average high-temperature is essentially the same as in July - a still tropical 87.8°F (31°C). In Pierre, the average low-temperature is 59°F (15°C).

Rainfall

In Pierre, in August, it is raining for 8 days, with typically 1.5" (39mm) of accumulated precipitation. Throughout the year, in Pierre, South Dakota, there are 87 rainfall days, and 14.9" (379mm) of precipitation is accumulated.

Daylight

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

Sunshine

The average sunshine in Pierre is 11h.

UV index

In Pierre, the average daily maximum UV index in August is 8. A UV Index value of 8 to 10 symbolizes a very high health vulnerability from the exposure to the Sun's UV rays for ordinary individuals.
Note: The daily maximum UV index of 8 interpret into the following advice:
Take special precautions, as unprotected skin can be damaged and can burn quickly. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. 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.

What is the temperature in August in Pierre?

The average high-temperature, in August, is 87.8°F (31°C), while the average low-temperature is 59°F (15°C).

How many days does it rain in August in Pierre?

In Pierre, in August, during 8 rainfall days, 1.5" (39mm) of precipitation is typically accumulated.

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

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

How long on average sun shines in August in Pierre?

The average sunshine in August in Pierre, South Dakota, is 11h.

How high is the UV index in August in Pierre?

The average daily maximum UV index in August is 8. A UV Index of 8 to 10 symbolizes a very high hazard to health from unprotected exposure to the UV radiation.
Average temperature in August - Pierre, SD
  • Average high temperature in August: 88°F

The warmest month (with the highest average high temperature) is July (90°F).
The month with the lowest average high temperature is January (27°F).

  • Average low temperature in August: 59°F

The month with the highest average low temperature is July (63°F).
The coldest month (with the lowest average low temperature) is January (7°F).

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

The wettest month (with the highest rainfall) is June (2.8").
The driest month (with the lowest rainfall) is January (0.2").

Average rainfall days in August - Pierre, SD
  • Average rainfall days in August: 8 days

Months with the highest number of rainy days are May and June (10 days).
Months with the lowest number of rainy days are October and November (5 days).

Average daylight in August / Average sunshine in August - Pierre, SD
  • Average daylight in August: 14h

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

  • Average sunshine in August: 11h

The month with most sunshine is July (Average sunshine: 12h).
Months with least sunshine are November and December (Average sunshine: 5).

Average UV index in August - Pierre, SD
  • Average UV index in August: 8

The month with the highest UV index is July (UV index 9).
Months with the lowest UV index are January and December (UV index 1).