August weather forecast
Cotter, IA

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Weather in August

The last month of the summer, August, is also a moderately hot month in Cotter, Iowa, with temperature in the range of an average low of 63.1°F (17.3°C) and an average high of 81.1°F (27.3°C).

Temperature

The average high-temperature in August, at a still warm 81.1°F (27.3°C), reveals a modest deviation from July's 81.9°F (27.7°C). In Cotter, in August, the average low-temperature is a comfortable 63.1°F (17.3°C).

Heat index

For most parts of August, the heat index is appraised at a hot 86°F (30°C). With extended exposure and activity, one might feel exhausted and experience heat cramps.
Records show heat index calculations are tailored for shaded regions and mild winds. Facing direct sunlight may hike up the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', marries air temperature and humidity to produce a value illustrating perceived warmth. Factors such as metabolic variations, being pregnant, and physical activity can impact an individual's weather perception. When directly under the sun, the weather's impact can intensify, possibly boosting the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are of high significance for children. Youngsters often neglect the necessity for rest and hydration. Thirst is a sign of advancing dehydration - thus the importance of maintaining hydration, specifically during long-lasting physical activities.

Humidity

The average relative humidity in August is 79%.

Rainfall

In August, in Cotter, Iowa, the rain falls for 6.9 days. Throughout August, 0.39" (10mm) of precipitation is accumulated. In Cotter, during the entire year, the rain falls for 81.9 days and collects up to 6.69" (170mm) of precipitation.

Snowfall

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

Daylight

In August, the average length of the day is 13h and 47min.
On the first day of the month, sunrise is at 6:01 am and sunset at 8:22 pm. On the last day of August, in Cotter, sunrise is at 6:32 am and sunset at 7:39 pm CDT.

Sunshine

The average sunshine in August in Cotter, Iowa, is 10.1h.

UV index

The average daily maximum UV index in August is 5. A UV Index of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for the average person.
Note: A maximum UV index of 5 in August translates into the following recommendations:
Adopt protective measures - It is advised to guard against sun damage. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. A hat with a broad brim is indispensable, filtering out up to half of UV rays.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in Cotter in August?

The average high-temperature, in August, in Cotter, is 81.1°F (27.3°C), while the average low-temperature is 63.1°F (17.3°C). The average heat index (a.k.a. 'feels like', 'apparent temperature'), which factors the actual air temperature with the relative humidity, in August is appraised at 86°F (30°C).

What is the average humidity in August in Cotter?

The average relative humidity in August is 79%.

How much does it rain in Cotter in August?

In Cotter, Iowa, during August, the rain falls for 6.9 days and regularly aggregates up to 0.39" (10mm) of precipitation.

When it does not snow in Cotter?

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

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

In Cotter, the average day length in August is 13h and 47min.

What time are sunrise and sunset in August in Cotter?

On the first day of August in Cotter, Iowa, sunrise is at 6:01 am and sunset at 8:22 pm. On the last day of the month, sunrise is at 6:32 am and sunset at 7:39 pm CDT.

How long on average sun shines in August in Cotter?

The average sunshine duration in August in Cotter, Iowa, is 10.1h.

What is the UV index intensity in August in Cotter?

In Cotter, Iowa, the average daily maximum UV index in August is 5. A UV Index estimate of 3 to 5 represents a medium hazard to health from exposure to the Sun's 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
Cotter, IA

Average temperature in August - Cotter, IA
  • Average high temperature in August: 81.1°F

The warmest month (with the highest average high temperature) is July (81.9°F).
The month with the lowest average high temperature is January (28.8°F).

  • Average low temperature in August: 63.1°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 (16.7°F).

Average pressure in August
Cotter, IA

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

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

Average wind speed in August
Cotter, IA

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

The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest months (with the lowest average wind speed) are July and August (6.8mph).

Average humidity in August
Cotter, IA

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

The month with the highest relative humidity is July (83%).
The month with the lowest relative humidity is October (71%).

Average rainfall in August
Cotter, IA

Average rainfall in August - Cotter, IA
  • Average rainfall in August: 0.39"

The wettest month (with the highest rainfall) is May (1.1").
The driest months (with the least rainfall) are February and December (0.28").

Average rainfall days in August
Cotter, IA

Average rainfall days in August - Cotter, IA
  • Average rainfall days in August: 6.9 days

The month with the highest number of rainy days is June (11 days).
The month with the least rainy days is January (3 days).

Average snowfall in August
Cotter, IA

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

The month with the highest snowfall is January (1.02").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in August
Cotter, IA

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

The month with the highest number of snowfall days is January (6.7 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

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

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 1min

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

Average sunshine days in August
Cotter, IA

Average sunshine days in August - Cotter, IA
  • Average sunshine days in August: 21.1 days

The month with the most sunshine days is December (25.3 days).
The month with the least sunshine days is June (14.8 days).

Average UV index in August
Cotter, IA

Average UV index in August - Cotter, IA
  • 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).

Average cloud cover in August
Cotter, IA

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

The month with the most cloud cover is January (Cloud cover 55).
The month with the least cloud cover is August (Cloud cover 28).

Average visibility in August
Cotter, IA

Average visibility in August - Cotter, IA
  • Average visibility in August: 6mi

The months with the highest visibility are January, February, March, April, May, June, August, September, October, November and December (6mi).
The month with the lowest visibility is July (5mi).

Cotter, Iowa, USA

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