August weather forecast
Arnolds Park, IA

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Weather in August

The last month of the summer, August, is another warm month in Arnolds Park, Iowa, with an average temperature fluctuating between 77.9°F (25.5°C) and 59.5°F (15.3°C).

Temperature

The shift from July to August is characterized by an average high-temperature of a still moderately hot 77.9°F (25.5°C), not significantly different from the 80.2°F (26.8°C) of July. In August, the nighttime temperature lowers to an average of 59.5°F (15.3°C).

Humidity

The average relative humidity in August is 79%.

Rainfall

In Arnolds Park, Iowa, in August, it is raining for 13.9 days, with typically 2.13" (54mm) of accumulated precipitation. In Arnolds Park, during the entire year, the rain falls for 121.8 days and collects up to 23.27" (591mm) of precipitation.

Snowfall

June through September are months without snowfall.

Daylight

In August, the average length of the day is 13h and 55min.
On the first day of the month, sunrise is at 6:11 am and sunset at 8:42 pm. On the last day of August, in Arnolds Park, sunrise is at 6:44 am and sunset at 7:56 pm CDT.

Sunshine

In August, the average sunshine in Arnolds Park is 9.6h.

UV index

The average daily maximum UV index in August in Arnolds Park is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for average individuals.
Note: A maximum high daily UV index of 5 during August translates into the following directions:
Be vigilant - Suggestions to stave off sun damage are provided. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. Opt for tightly woven and loose clothing to enhance protection from the Sun.
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Frequently asked questions

What is the usual temperature for Arnolds Park in August?

During August, Arnolds Park experiences an average high-temperature of 77.9°F (25.5°C) and a low-temperature of 59.5°F (15.3°C).

What is the average humidity in August in Arnolds Park?

In August, the average relative humidity is 79%.

How many days does it rain in August in Arnolds Park?

In August, the rain falls for 13.9 days. Throughout August, 2.13" (54mm) of precipitation is accumulated.

When it does not snow in Arnolds Park?

In Arnolds Park, snow does not fall in June through September.

What is the average length of the day in August in Arnolds Park?

In August, the average day length is 13h and 55min.

When are sunrise and sunset in August in Arnolds Park?

In August, on the first day of the month, sunrise is at 6:11 am and sunset at 8:42 pm. On the last day of the month, in Arnolds Park, sunrise is at 6:44 am and sunset at 7:56 pm CDT.

How many hours of sunshine does Arnolds Park have in August?

In Arnolds Park, Iowa, the average sunshine duration in August is 9.6h.

What is the UV index intensity in August in Arnolds Park?

The average daily maximum UV index in August in Arnolds Park 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
Arnolds Park, IA

Average temperature in August - Arnolds Park, IA
  • Average high temperature in August: 77.9°F

The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (22.8°F).

  • Average low temperature in August: 59.5°F

The month with the highest average low temperature is July (62.6°F).
The coldest month (with the lowest average low temperature) is January (9.5°F).

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Average pressure in August
Arnolds Park, IA

Average pressure in August - Arnolds Park, 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 (29.87"Hg).

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Average wind speed in August
Arnolds Park, IA

Average wind speed in August - Arnolds Park, IA
  • Average wind speed in August: 7.8mph

The windiest month (with the highest average wind speed) is January (11.2mph).
The calmest month (with the lowest average wind speed) is July (7.7mph).

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Average humidity in August
Arnolds Park, IA

Average humidity in August - Arnolds Park, IA
  • Average humidity in August: 79%

The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is October (68%).

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Average rainfall in August
Arnolds Park, IA

Average rainfall in August - Arnolds Park, IA
  • Average rainfall in August: 2.13"

The wettest month (with the highest rainfall) is June (3.46").
The driest month (with the least rainfall) is January (0.83").

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Average rainfall days in August
Arnolds Park, IA

Average rainfall days in August - Arnolds Park, IA
  • Average rainfall days in August: 13.9 days

The month with the highest number of rainy days is June (16.1 days).
The month with the least rainy days is February (3 days).

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Average snowfall in August
Arnolds Park, IA

Average snowfall in August - Arnolds Park, IA
  • Average snowfall in August: 0"

The month with the highest snowfall is February (5.04").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in August
Arnolds Park, IA

Average snowfall days in August - Arnolds Park, IA
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is December (11 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
Arnolds Park, IA

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

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).

  • Average sunshine in August: 9h and 4min

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 0min).

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Average sunshine days in August
Arnolds Park, IA

Average sunshine days in August - Arnolds Park, IA
  • Average sunshine days in August: 14.2 days

The month with the most sunshine days is November (18.8 days).
The month with the least sunshine days is June (10.8 days).

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Average UV index in August
Arnolds Park, IA

Average UV index in August - Arnolds Park, 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, February and November (UV index 1).

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Average cloud cover in August
Arnolds Park, IA

Average cloud cover in August - Arnolds Park, IA
  • Average cloud cover in August: 32

The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is July (Cloud cover 30).

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Average visibility in August
Arnolds Park, IA

Average visibility in August - Arnolds Park, IA
  • Average visibility in August: 6mi

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

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Arnolds Park, Iowa, USA

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