August weather forecast
Sac City, IA

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Weather in August

August, the last month of the summer in Sac City, is also a moderately hot month, with temperature in the range of an average high of 79.2°F (26.2°C) and an average low of 61.3°F (16.3°C).

Temperature

An average high-temperature of a still warm 79.2°F (26.2°C) marks August, exhibiting a close resemblance to the conditions in July. Throughout August, the temperature falls to an average low of 61.3°F (16.3°C).

Humidity

The average relative humidity in August in Sac City, Iowa, is 80%.

Rainfall

In Sac City, Iowa, during August, the rain falls for 11.4 days and regularly aggregates up to 1.77" (45mm) of precipitation. In Sac City, during the entire year, the rain falls for 107.9 days and collects up to 15.04" (382mm) of precipitation.

Snowfall

June through September are months without snowfall.

Daylight

The average length of the day in August is 13h and 51min.
On the first day of August in Sac City, sunrise is at 6:13 am and sunset at 8:39 pm. On the last day of the month, sunrise is at 6:44 am and sunset at 7:55 pm CDT.

Sunshine

In August, the average sunshine in Sac City is 9.5h.

UV index

In Sac City, the average daily maximum UV index in August is 5. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for the ordinary person.
Note: A daily maximum UV index of 5 in August translates into the following instructions:
Make use of precautions - Suggestions to resist sunburn are communicated. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. Tightly woven clothing, when worn loosely, shields effectively against the Sun.
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Frequently asked questions

What are August temperatures in Sac City?

August temperatures vary between a high-temperature of 79.2°F (26.2°C) and a low-temperature of 61.3°F (16.3°C). In July, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which represents the influence of relative humidity on air temperature, is calculated to be 87.8°F (31°C).

What is the average humidity in August in Sac City?

In Sac City, Iowa, the average relative humidity in August is 80%.

How much does it rain in Sac City in August?

In Sac City, in August, it is raining for 11.4 days, with typically 1.77" (45mm) of accumulated precipitation.

When it does not snow in Sac City?

June through September are months without snowfall in Sac City, Iowa.

How many hours of daylight does Sac City have in August?

In Sac City, Iowa, the average day length in August is 13h and 51min.

When are sunrise and sunset in August in Sac City?

On the first day of August in Sac City, Iowa, sunrise is at 6:13 am and sunset at 8:39 pm. On the last day of the month, sunrise is at 6:44 am and sunset at 7:55 pm CDT.

How many hours of sunshine does Sac City have in August?

The average sunshine duration in August in Sac City is 9.5h.

What is the UV index reading in August in Sac City?

The average daily maximum UV index in August is 5. A UV Index estimate of 3 to 5 represents a medium health risk 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
Sac City, IA

Average temperature in August - Sac City, IA
  • Average high temperature in August: 79.2°F

The warmest month (with the highest average high temperature) is July (81.3°F).
The month with the lowest average high temperature is January (25.2°F).

  • Average low temperature in August: 61.3°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (13.1°F).

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Average pressure in August
Sac City, IA

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

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

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Average wind speed in August
Sac City, IA

Average wind speed in August - Sac City, IA
  • Average wind speed in August: 7.6mph

The windiest month (with the highest average wind speed) is January (11.2mph).
The calmest month (with the lowest average wind speed) is July (7.4mph).

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Average humidity in August
Sac City, IA

Average humidity in August - Sac City, IA
  • Average humidity in August: 80%

The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is April (67%).

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Average rainfall in August
Sac City, IA

Average rainfall in August - Sac City, IA
  • Average rainfall in August: 1.77"

The wettest month (with the highest rainfall) is May (2.48").
The driest month (with the least rainfall) is January (0.43").

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Average rainfall days in August
Sac City, IA

Average rainfall days in August - Sac City, IA
  • Average rainfall days in August: 11.4 days

The month with the highest number of rainy days is June (15 days).
The month with the least rainy days is February (2.5 days).

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Average snowfall in August
Sac City, IA

Average snowfall in August - Sac City, IA
  • Average snowfall in August: 0"

The month with the highest snowfall is February (2.68").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in August
Sac City, IA

Average snowfall days in August - Sac City, IA
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (9.1 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
Sac City, IA

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

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in August: 9h and 3min

The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).

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Average sunshine days in August
Sac City, IA

Average sunshine days in August - Sac City, IA
  • Average sunshine days in August: 16.3 days

The month with the most sunshine days is November (20.9 days).
The month with the least sunshine days is June (12 days).

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Average UV index in August
Sac City, IA

Average UV index in August - Sac City, IA
  • Average UV index in August: 5

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

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Average cloud cover in August
Sac City, IA

Average cloud cover in August - Sac City, IA
  • Average cloud cover in August: 32

The month with the most cloud cover is January (Cloud cover 56).
The month with the least cloud cover is July (Cloud cover 29).

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Average visibility in August
Sac City, IA

Average visibility in August - Sac City, 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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Sac City, Iowa, USA

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