August weather forecast
Holly Springs, IA

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Weather in August

August, the last month of the summer in Holly Springs, is also a moderately hot month, with an average temperature ranging between max 80.6°F (27°C) and min 61.7°F (16.5°C).

Temperature

Holly Springs records a slight change with August's average high-temperatures adjusting to a still warm 80.6°F (27°C) from July's 82.9°F (28.3°C). During August, the average low-temperature is recorded at a refreshing 61.7°F (16.5°C).

Heat index

August's average heat index is estimated at 84.2°F (29°C). Long-lasting exposure and activity potentially induce a sense of weariness, with the risk of heat cramps.
Thinking about the heat index, one should account for its values in shaded areas with gentle breezes. In the presence of direct sunshine, the heat index could be augmented by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', is an index that combines air temperature and relative humidity to determine the human-perceived temperature equivalent. A person's impression of weather can be shaped by many aspects, among them metabolic variations, pregnancy, and levels of physical activity. One must note that being under the direct sun can escalate the heat's effects, with the heat index possibly rising by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular importance for children. Younglings frequently fail to recognize the requirement to rest and rehydrate. Thirst emerges late in dehydration - it is imperative to keep hydration levels high, particularly during extended physical exertions.

Humidity

In Holly Springs, the average relative humidity in August is 77%.

Rainfall

In Holly Springs, during August, the rain falls for 12.7 days and regularly aggregates up to 1.81" (46mm) of precipitation. Throughout the year, in Holly Springs, there are 105.4 rainfall days, and 15.83" (402mm) of precipitation is accumulated.

Snowfall

May through September are months without snowfall.

Daylight

In Holly Springs, the average length of the day in August is 13h and 50min.
On the first day of August, sunrise is at 6:17 am and sunset at 8:43 pm. On the last day of the month, sunrise is at 6:49 am and sunset at 7:59 pm CDT.

Sunshine

In Holly Springs, the average sunshine in August is 9.7h.

UV index

In Holly Springs, the average daily maximum UV index in August is 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: A maximum daily UV index of 5 during August morphs into the following directions:
Take necessary precautions - Suggestions to elude sunburn are provided. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation.
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Frequently asked questions

What are the temperatures in Holly Springs in August?

An average high-temperature, in August, in Holly Springs, is 80.6°F (27°C) and the average low-temperature is 61.7°F (16.5°C). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which factors the actual air temperature with the relative humidity, in August is estimated at 84.2°F (29°C).

What is the average humidity in August in Holly Springs?

In August, the average relative humidity in Holly Springs is 77%.

How much does it rain in Holly Springs in August?

In Holly Springs, Iowa, in August, it is raining for 12.7 days, with typically 1.81" (46mm) of accumulated precipitation.

When it does not snow in Holly Springs?

May through September are months without snowfall in Holly Springs, Iowa.

How many hours of daylight does Holly Springs have in August?

The average day length in August in Holly Springs, Iowa, is 13h and 50min.

When is the sunrise / sunset in August in Holly Springs?

On the first day of August in Holly Springs, Iowa, sunrise is at 6:17 am and sunset at 8:43 pm. On the last day of the month, sunrise is at 6:49 am and sunset at 7:59 pm CDT.

How long on average sun shines in August in Holly Springs?

The average sunshine duration in August in Holly Springs is 9.7h.

How high is the UV index in August in Holly Springs?

The average daily maximum UV index in August in Holly Springs is 5. A UV Index of 3 to 5 symbolizes a moderate health threat from unprotected exposure to UV radiation.
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
Holly Springs, IA

Average temperature in August - Holly Springs, IA
  • Average high temperature in August: 80.6°F

The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (26.2°F).

  • Average low temperature in August: 61.7°F

The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (13.3°F).

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Average pressure in August
Holly Springs, IA

Average pressure in August - Holly Springs, IA
  • Average pressure in August: 29.95"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).

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Average wind speed in August
Holly Springs, IA

Average wind speed in August - Holly Springs, IA
  • Average wind speed in August: 7.8mph

The windiest month (with the highest average wind speed) is April (11.1mph).
The calmest month (with the lowest average wind speed) is July (7.6mph).

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Average humidity in August
Holly Springs, IA

Average humidity in August - Holly Springs, IA
  • Average humidity in August: 77%

The month with the highest relative humidity is January (84%).
The month with the lowest relative humidity is October (66%).

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Average rainfall in August
Holly Springs, IA

Average rainfall in August - Holly Springs, IA
  • Average rainfall in August: 1.81"

The wettest month (with the highest rainfall) is June (2.48").
The driest month (with the least rainfall) is January (0.39").

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Average rainfall days in August
Holly Springs, IA

Average rainfall days in August - Holly Springs, IA
  • Average rainfall days in August: 12.7 days

The month with the highest number of rainy days is May (15.1 days).
The month with the least rainy days is January (2.3 days).

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Average snowfall in August
Holly Springs, IA

Average snowfall in August - Holly Springs, IA
  • Average snowfall in August: 0"

The month with the highest snowfall is March (2.17").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in August
Holly Springs, IA

Average snowfall days in August - Holly Springs, IA
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (8.9 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in August /
Average sunshine in August
Holly Springs, IA

Average daylight in August / Average sunshine in August - Holly Springs, IA
  • Average daylight in August: 13h and 5min

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in August: 9h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).

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Average sunshine days in August
Holly Springs, IA

Average sunshine days in August - Holly Springs, IA
  • Average sunshine days in August: 16.5 days

The month with the most sunshine days is December (23.4 days).
The month with the least sunshine days is June (13.1 days).

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Average UV index in August
Holly Springs, IA

Average UV index in August - Holly Springs, IA
  • Average UV index in August: 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 August
Holly Springs, IA

Average cloud cover in August - Holly Springs, IA
  • Average cloud cover in August: 30

The month with the most cloud cover is January (Cloud cover 53).
The month with the least cloud cover is July (Cloud cover 26).

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Average visibility in August
Holly Springs, IA

Average visibility in August - Holly Springs, IA
  • Average visibility in August: 6mi

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

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Holly Springs, Iowa, USA

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