August weather forecast
Iowa Falls, IA

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Weather in August

The last month of the summer, August, is also a moderately hot month in Iowa Falls, Iowa, with an average temperature ranging between max 78.4°F (25.8°C) and min 60.4°F (15.8°C).

Temperature

Iowa Falls, Iowa, experiences an average high-temperature of a still moderately hot 78.4°F (25.8°C) in August, marking an insignificant shift from 79.9°F (26.6°C) in July. Throughout August, the nighttime temperature averages to a refreshing 60.4°F (15.8°C).

Humidity

In Iowa Falls, the average relative humidity in August is 82%.

Rainfall

In Iowa Falls, in August, it is raining for 13 days, with typically 2.2" (56mm) of accumulated precipitation. In Iowa Falls, during the entire year, the rain falls for 132 days and collects up to 27.01" (686mm) of precipitation.

Snowfall

In Iowa Falls, Iowa, snow does not fall in June through September.

Daylight

The average length of the day in August is 13h and 51min.
On the first day of August in Iowa Falls, sunrise is at 6:06 am and sunset at 8:32 pm. On the last day of the month, sunrise is at 6:37 am and sunset at 7:48 pm CDT.

Sunshine

The months with the most sunshine are July and August, with an average of 9.7h of sunshine.

UV index

In Iowa Falls, the average daily maximum UV index in August is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for the average person.
Note: The maximum daily UV index, 5 in August, converts into the following recommendations:
Adopt protective measures - It is advised to guard against sun damage. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
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Frequently asked questions

What is the usual temperature for Iowa Falls in August?

Iowa Falls in August has an average high-temperature of 78.4°F (25.8°C) and an average low-temperature of 60.4°F (15.8°C).

What is the average humidity in August in Iowa Falls?

The average relative humidity in August in Iowa Falls, Iowa, is 82%.

How much does it rain in Iowa Falls in August?

In August, in Iowa Falls, Iowa, the rain falls for 13 days. Throughout August, 2.2" (56mm) of precipitation is accumulated.

When it does not snow in Iowa Falls?

June through September are months without snowfall in Iowa Falls, Iowa.

What is the average length of the day in August in Iowa Falls?

The average day length in August is 13h and 51min.

What time are sunrise and sunset in August in Iowa Falls?

On the first day of August in Iowa Falls, Iowa, sunrise is at 6:06 am and sunset at 8:32 pm. On the last day of the month, sunrise is at 6:37 am and sunset at 7:48 pm CDT.

What is the month with the most sunshine in Iowa Falls?

July and August, with an average of 9.7h of sunshine, are months with the most sunshine.

How many hours of sunshine does Iowa Falls have in August?

The average sunshine duration in August is 9.7h.

How high is the UV index in August in Iowa Falls?

In Iowa Falls, Iowa, the average daily maximum UV index in August is 5. A UV Index of 3 to 5 symbolizes a medium 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
Iowa Falls, IA

Average temperature in August - Iowa Falls, IA
  • Average high temperature in August: 78.4°F

The warmest month (with the highest average high temperature) is July (79.9°F).
The month with the lowest average high temperature is January (24.3°F).

  • Average low temperature in August: 60.4°F

The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (11.8°F).

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Average pressure in August
Iowa Falls, IA

Average pressure in August - Iowa Falls, 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 (29.88"Hg).

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Average wind speed in August
Iowa Falls, IA

Average wind speed in August - Iowa Falls, IA
  • Average wind speed in August: 7.3mph

The windiest month (with the highest average wind speed) is April (11.1mph).
The calmest months (with the lowest average wind speed) are July and August (7.3mph).

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Average humidity in August
Iowa Falls, IA

Average humidity in August - Iowa Falls, IA
  • Average humidity in August: 82%

The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is October (70%).

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Average rainfall in August
Iowa Falls, IA

Average rainfall in August - Iowa Falls, IA
  • Average rainfall in August: 2.2"

The wettest month (with the highest rainfall) is June (4.06").
The driest month (with the least rainfall) is January (0.98").

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Average rainfall days in August
Iowa Falls, IA

Average rainfall days in August - Iowa Falls, IA
  • Average rainfall days in August: 13 days

The month with the highest number of rainy days is June (17.9 days).
The month with the least rainy days is February (3.4 days).

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Average snowfall in August
Iowa Falls, IA

Average snowfall in August - Iowa Falls, IA
  • Average snowfall in August: 0"

The month with the highest snowfall is January (4.17").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in August
Iowa Falls, IA

Average snowfall days in August - Iowa Falls, IA
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (11.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in August /
Average sunshine in August
Iowa Falls, IA

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

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

  • Average sunshine in August: 9h and 4min

The months with the most sunshine are July and August (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).

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Average sunshine days in August
Iowa Falls, IA

Average sunshine days in August - Iowa Falls, IA
  • Average sunshine days in August: 15.9 days

The month with the most sunshine days is November (18.1 days).
The month with the least sunshine days is June (10.4 days).

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Average UV index in August
Iowa Falls, IA

Average UV index in August - Iowa Falls, IA
  • Average UV index in August: 5

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

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Average cloud cover in August
Iowa Falls, IA

Average cloud cover in August - Iowa Falls, IA
  • Average cloud cover in August: 33

The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is September (Cloud cover 32).

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Average visibility in August
Iowa Falls, IA

Average visibility in August - Iowa Falls, IA
  • Average visibility in August: 5mi

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

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Iowa Falls, Iowa, USA

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