August weather forecast
Goodwin, SD

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Weather in August

August, the last month of the summer in Goodwin, is also a moderately hot month, with temperature in the range of an average high of 80.1°F (26.7°C) and an average low of 59°F (15°C).

Temperature

With the advent of August, Goodwin's high-temperatures adjust to a still moderately hot 80.1°F (26.7°C), closely aligning with the preceding month. An average low-temperature of 59°F (15°C) is observed during August nights in Goodwin.

Humidity

The average relative humidity in August in Goodwin is 69%.

Rainfall

In Goodwin, in August, it is raining for 12.4 days, with typically 1.81" (46mm) of accumulated precipitation. Throughout the year, there are 112.3 rainfall days, and 18.78" (477mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall in Goodwin.

Daylight

The average length of the day in August in Goodwin is 14h and 1min.
On the first day of August, sunrise is at 6:14 am and sunset at 8:53 pm. On the last day of the month, sunrise is at 6:49 am and sunset at 8:05 pm CDT.

Sunshine

In August, the average sunshine is 10.3h.

UV index

In August, the average daily maximum UV index in Goodwin is 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for the average person.
Note: An average UV index of 5 in August transforms into this advice:
Ensure safety - Recommendations to avert sunburn are presented. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses.
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Frequently asked questions

What is the temperature in August in Goodwin?

The average high-temperature, in August, in Goodwin, is 80.1°F (26.7°C), while the average low-temperature is 59°F (15°C). In July, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which combines air temperature and relative humidity, is appraised at 84.2°F (29°C).

What is the average humidity in August in Goodwin?

In August, the average relative humidity in Goodwin, South Dakota, is 69%.

How much does it rain in Goodwin in August?

In August, the rain falls for 12.4 days. Throughout August, 1.81" (46mm) of precipitation is accumulated.

When it does not snow in Goodwin?

In Goodwin, snow does not fall in June through September.

How many hours of daylight does Goodwin have in August?

In August, the average day length in Goodwin, South Dakota, is 14h and 1min.

When are sunrise and sunset in August in Goodwin?

On the first day of August in Goodwin, sunrise is at 6:14 am and sunset at 8:53 pm. On the last day of the month, sunrise is at 6:49 am and sunset at 8:05 pm CDT.

How long on average sun shines in August in Goodwin?

In August, the average sunshine duration is 10.3h.

What is the UV index intensity in August in Goodwin?

In August, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a medium health risk from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in August
Goodwin, SD

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

The warmest month (with the highest average high temperature) is July (80.8°F).
The month with the lowest average high temperature is January (19.4°F).

  • Average low temperature in August: 59°F

The month with the highest average low temperature is July (60.8°F).
The coldest month (with the lowest average low temperature) is January (5.5°F).

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Average pressure in August
Goodwin, SD

Average pressure in August - Goodwin, SD
  • Average pressure in August: 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 (29.85"Hg).

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Average wind speed in August
Goodwin, SD

Average wind speed in August - Goodwin, SD
  • Average wind speed in August: 8.6mph

The windiest month (with the highest average wind speed) is April (11.6mph).
The calmest month (with the lowest average wind speed) is July (8.5mph).

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Average humidity in August
Goodwin, SD

Average humidity in August - Goodwin, SD
  • Average humidity in August: 69%

The month with the highest relative humidity is January (90%).
The months with the lowest relative humidity are September and October (68%).

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Average rainfall in August
Goodwin, SD

Average rainfall in August - Goodwin, SD
  • Average rainfall in August: 1.81"

The wettest month (with the highest rainfall) is June (3.19").
The driest months (with the least rainfall) are January and February (0.59").

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Average rainfall days in August
Goodwin, SD

Average rainfall days in August - Goodwin, SD
  • Average rainfall days in August: 12.4 days

The month with the highest number of rainy days is June (17.2 days).
The month with the least rainy days is February (2.7 days).

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Average snowfall in August
Goodwin, SD

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

The months with the highest snowfall are January and December (3.74").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in August
Goodwin, SD

Average snowfall days in August - Goodwin, SD
  • Average snowfall days in August: 0 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 and August (0 days).

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

Average daylight in August / Average sunshine in August - Goodwin, SD
  • Average daylight in August: 14h and 0min

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 August: 10h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).

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Average sunshine days in August
Goodwin, SD

Average sunshine days in August - Goodwin, SD
  • Average sunshine days in August: 15.7 days

The month with the most sunshine days is October (19.1 days).
The month with the least sunshine days is June (10.3 days).

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Average UV index in August
Goodwin, SD

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

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

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Average cloud cover in August
Goodwin, SD

Average cloud cover in August - Goodwin, SD
  • Average cloud cover in August: 27

The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 27).

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Average visibility in August
Goodwin, SD

Average visibility in August - Goodwin, 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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Goodwin, South Dakota, USA

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