August weather forecast
Denmark, IA

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Weather in August

The last month of the summer, August, is another warm month in Denmark, Iowa, with temperature in the range of an average high of 82.2°F (27.9°C) and an average low of 63.9°F (17.7°C).

Temperature

Denmark's average high-temperature in August is a still warm 82.2°F (27.9°C), marking an insignificant difference from the 82.9°F (28.3°C) of July. During the month of August, the temperature falls to an average of 63.9°F (17.7°C).

Heat index

The average heat index in August is evaluated at a tropical 89.6°F (32°C). With ongoing exposure and activity, one might experience weariness, and heat cramps could ensue.
Take into consideration that the heat index values are calculated for shade and light wind conditions. The heat index has the potential to rise by 15 Fahrenheit (8 Celsius) degrees with direct sunshine exposure.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', binds temperature metrics with humidity values to give a sense of the actual warmth. The impact of temperature is individual, as people's perception of weather may change based on their body mass, height, and physical activity. Take note that direct exposure to the sun can increase the felt temperature, possibly adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are extremely vital to babies and toddlers. Kids frequently fail to realize the necessity for resting and hydrating. Thirst is an advanced indication of dehydration - hence, maintaining hydration, especially during extended physical activities, becomes essential.

Humidity

The average relative humidity in August is 78%.

Rainfall

In Denmark, during August, the rain falls for 9.8 days and regularly aggregates up to 0.83" (21mm) of precipitation. Throughout the year, there are 101.8 rainfall days, and 9.92" (252mm) of precipitation is accumulated.

Snowfall

In Denmark, snow does not fall in May through September.

Daylight

In August, the average length of the day in Denmark, Iowa, is 13h and 44min.
On the first day of the month, sunrise is at 6:02 am and sunset at 8:20 pm. On the last day of August, in Denmark, sunrise is at 6:32 am and sunset at 7:38 pm CDT.

Sunshine

In Denmark, the average sunshine in August is 10.1h.

UV index

The months with the highest UV index are June through August, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to UV radiation for the average person.
Note: In August, the maximum UV index of 6 transforms into these recommendations:
Sustain precautions and conform to sun safety norms. Preventing sunburn is necessary. Between 10 a.m. and 4 p.m., the Sun's UV radiation is at its peak. Limit your exposure to direct sunlight during these hours. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat.
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Frequently asked questions

What are the temperatures in Denmark in August?

In August, in Denmark, the average high-temperature is 82.2°F (27.9°C), and the average low-temperature is 63.9°F (17.7°C). In August, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, is evaluated at 89.6°F (32°C).

What is the average humidity in August in Denmark?

The average relative humidity in August is 78%.

How many days does it rain in August in Denmark?

In Denmark, during August, the rain falls for 9.8 days and regularly aggregates up to 0.83" (21mm) of precipitation.

When it does not snow in Denmark?

May through September are months without snowfall.

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

The average day length in August in Denmark, Iowa, is 13h and 44min.

What time are sunrise and sunset in August in Denmark?

On the first day of August in Denmark, Iowa, sunrise is at 6:02 am and sunset at 8:20 pm. On the last day of the month, sunrise is at 6:32 am and sunset at 7:38 pm CDT.

How long on average sun shines in August in Denmark?

The average sunshine duration in August in Denmark is 10.1h.

What are the months with the highest UV index in Denmark?

June through August, with an average maximum UV index of 6, are months with the highest UV index in Denmark, Iowa.

What is the UV index intensity in August in Denmark?

In August, the average daily maximum UV index in Denmark is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from 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
Denmark, IA

Average temperature in August - Denmark, IA
  • Average high temperature in August: 82.2°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 (30.4°F).

  • Average low temperature in August: 63.9°F

The month with the highest average low temperature is July (66.2°F).
The coldest month (with the lowest average low temperature) is January (18.5°F).

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Average pressure in August
Denmark, IA

Average pressure in August - Denmark, IA
  • Average pressure in August: 29.97"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

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Average wind speed in August
Denmark, IA

Average wind speed in August - Denmark, IA
  • Average wind speed in August: 6.7mph

The windiest months (with the highest average wind speed) are January, February, March and April (10.4mph).
The calmest months (with the lowest average wind speed) are July and August (6.7mph).

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Average humidity in August
Denmark, IA

Average humidity in August - Denmark, IA
  • Average humidity in August: 78%

The month with the highest relative humidity is July (82%).
The month with the lowest relative humidity is October (71%).

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Average rainfall in August
Denmark, IA

Average rainfall in August - Denmark, IA
  • Average rainfall in August: 0.83"

The wettest month (with the highest rainfall) is May (1.46").
The driest months (with the least rainfall) are January and December (0.47").

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Average rainfall days in August
Denmark, IA

Average rainfall days in August - Denmark, IA
  • Average rainfall days in August: 9.8 days

The month with the highest number of rainy days is May (14.4 days).
The month with the least rainy days is February (3.5 days).

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Average snowfall in August
Denmark, IA

Average snowfall in August - Denmark, IA
  • Average snowfall in August: 0"

The month with the highest snowfall is January (1.1").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in August
Denmark, IA

Average snowfall days in August - Denmark, IA
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (7.7 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
Denmark, IA

Average daylight in August / Average sunshine in August - Denmark, IA
  • Average daylight in August: 13h and 4min

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in August: 10h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).

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Average sunshine days in August
Denmark, IA

Average sunshine days in August - Denmark, IA
  • Average sunshine days in August: 17.6 days

The month with the most sunshine days is December (22.9 days).
The month with the least sunshine days is May (14 days).

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Average UV index in August
Denmark, IA

Average UV index in August - Denmark, IA
  • Average UV index in August: 6

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in August
Denmark, IA

Average cloud cover in August - Denmark, IA
  • Average cloud cover in August: 28

The month with the most cloud cover is January (Cloud cover 54).
The months with the least cloud cover are July, August and September (Cloud cover 28).

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Average visibility in August
Denmark, IA

Average visibility in August - Denmark, 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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Denmark, Iowa, USA

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