August weather forecast
Clearfield, IA

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Weather in August

The last month of the summer, August, is also a moderately hot month in Clearfield, Iowa, with temperature in the range of an average high of 82°F (27.8°C) and an average low of 63.5°F (17.5°C).

Temperature

Clearfield experiences a recorded average high-temperature of a still warm 82°F (27.8°C) in August, closely aligned with July's 83.8°F (28.8°C). Clearfield's nighttime temperature in August drops to an average of 63.5°F (17.5°C).

Heat index

August's mean heat index is appraised at a tropical 87.8°F (31°C). Long-lasting exposure and activity potentially induce a sense of weariness, with the risk of heat cramps.
Observations indicate that the heat index values are for shady locations with light wind. The heat index could see an increase by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'apparent temperature' or 'real feel', takes into account both air temperature and humidity to illustrate what people actually feel. Factors such as metabolic variation, pregnancy, and physical activity play a role in one's impression of weather. Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Youngsters frequently overlook the need for breaks and fluid intake. Thirst is an advanced sign of dehydration - thereby highlighting the importance of keeping hydrated, particularly during long physical activities.

Humidity

The average relative humidity in August in Clearfield is 79%.

Rainfall

In August, in Clearfield, the rain falls for 12.3 days. Throughout August, 2.44" (62mm) of precipitation is accumulated. Throughout the year, there are 123.8 rainfall days, and 21.93" (557mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall.

Daylight

In August, the average length of the day is 13h and 45min.
On the first day of the month, sunrise is at 6:15 am and sunset at 8:33 pm. On the last day of August, sunrise is at 6:44 am and sunset at 7:51 pm CDT.

Sunshine

The average sunshine in August in Clearfield is 10h.

UV index

June through August, with an average maximum UV index of 6, are months with the highest UV index in Clearfield, Iowa. A UV Index reading of 6 to 7 represents a high health hazard from exposure to the Sun's UV radiation for the average person.
Note: The UV index of 6 during August translates into the following guidance:
Follow precautions and abide by sun safety rules. Deterrence of sunburn is imperative. Avoid exposure to the Sun and try to stay in the shade between 10 a.m. and 4 p.m., when UV radiation is most potent, but be aware that parasols or canopies may not offer full protection. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are August temperatures in Clearfield?

An average high-temperature, in August, in Clearfield, is 82°F (27.8°C) and the average low-temperature is 63.5°F (17.5°C). In August, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which calculates the temperature value influenced by the moisture in the air, is appraised at 87.8°F (31°C).

What is the average humidity in August in Clearfield?

In Clearfield, Iowa, the average relative humidity in August is 79%.

How many days does it rain in August in Clearfield?

In August, in Clearfield, Iowa, the rain falls for 12.3 days. Throughout August, 2.44" (62mm) of precipitation is accumulated.

When it does not snow in Clearfield?

June through September are months without snowfall.

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

The average day length in August is 13h and 45min.

What time are sunrise and sunset in August in Clearfield?

On the first day of August, sunrise is at 6:15 am and sunset at 8:33 pm. On the last day of the month, sunrise is at 6:44 am and sunset at 7:51 pm CDT.

How many hours of sunshine does Clearfield have in August?

The average sunshine duration in August in Clearfield is 10h.

What is the month with the highest UV index in Clearfield?

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

What is the UV index intensity in August in Clearfield?

In August, the average daily maximum UV index is 6. A UV Index of 6 to 7 symbolizes a high hazard to health 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
Clearfield, IA

Average temperature in August - Clearfield, IA
  • Average high temperature in August: 82°F

The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (30.7°F).

  • Average low temperature in August: 63.5°F

The month with the highest average low temperature is July (66°F).
The coldest month (with the lowest average low temperature) is January (17.1°F).

Average pressure in August
Clearfield, IA

Average pressure in August - Clearfield, IA
  • Average pressure in August: 29.96"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

Average wind speed in August
Clearfield, IA

Average wind speed in August - Clearfield, IA
  • Average wind speed in August: 6.8mph

The windiest month (with the highest average wind speed) is March (10.3mph).
The calmest month (with the lowest average wind speed) is July (6.7mph).

Average humidity in August
Clearfield, IA

Average humidity in August - Clearfield, IA
  • Average humidity in August: 79%

The month with the highest relative humidity is June (81%).
The month with the lowest relative humidity is October (70%).

Average rainfall in August
Clearfield, IA

Average rainfall in August - Clearfield, IA
  • Average rainfall in August: 2.44"

The wettest month (with the highest rainfall) is June (3.78").
The driest month (with the least rainfall) is February (0.63").

Average rainfall days in August
Clearfield, IA

Average rainfall days in August - Clearfield, IA
  • Average rainfall days in August: 12.3 days

The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is January (3.9 days).

Average snowfall in August
Clearfield, IA

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

The month with the highest snowfall is January (3.15").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in August
Clearfield, IA

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

The month with the highest number of snowfall days is January (8.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in August /
Average sunshine in August
Clearfield, IA

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

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in August: 10h and 0min

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 36min).

Average sunshine days in August
Clearfield, IA

Average sunshine days in August - Clearfield, IA
  • Average sunshine days in August: 15.6 days

The month with the most sunshine days is November (21.9 days).
The month with the least sunshine days is May (11.1 days).

Average UV index in August
Clearfield, IA

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

The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is January (UV index 1).

Average cloud cover in August
Clearfield, IA

Average cloud cover in August - Clearfield, IA
  • Average cloud cover in August: 29

The month with the most cloud cover is January (Cloud cover 49).
The months with the least cloud cover are July and September (Cloud cover 28).

Average visibility in August
Clearfield, IA

Average visibility in August - Clearfield, 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).

Clearfield, Iowa, USA

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