August weather forecast
Ames, IA

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Weather in August

August continues the summer narrative in Ames, albeit with a marked trend towards cooler conditions. A slow and steady downtrend in temperature initiates, preparing the city for the impending fall. The maximum temperature averages at 79.9°F this month. The days enjoy plenty of sunlight, with the city clocking an average of 13.8 daylight hours. A balance between the warmth of the summer sun and the cooling trend sets an enjoyable atmosphere, making outings in Ames especially memorable.

Temperature

During August, the average high-temperature is a still warm 79.9°F, maintaining a close resemblance to that of the preceding month. The average low-temperature during August nights is a comfortable 61.9°F.

Humidity

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

Rainfall

In Ames, Iowa, in August, during 14.3 rainfall days, 2.68" of precipitation is typically accumulated. Throughout the year, in Ames, there are 130.6 rainfall days, and 27.48" of precipitation is accumulated.

Snowfall

June through September are months without snowfall in Ames.

Daylight

The average length of the day in August in Ames is 13h and 49min.
On the first day of the month, sunrise is at 6:08 am and sunset at 8:33 pm. On the last day of August, sunrise is at 6:39 am and sunset at 7:50 pm CDT.

Sunshine

In August, the average sunshine is 9.6h.

UV index

In August, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a medium vulnerability 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:
Undertake precautions - Guarding against sun damage is counselled. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.
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FAQ

What are August temperatures in Ames?

The average high-temperature, in August, in Ames, is 79.9°F, while the average low-temperature is 61.9°F. The average heat index (a.k.a. 'real feel', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, in July is estimated at 87.8°F.

What is the average humidity in August in Ames?

In Ames, the average relative humidity in August is 80%.

How many days does it rain in August in Ames?

In Ames, in August, it is raining for 14.3 days, with typically 2.68" of accumulated precipitation.

When it does not snow in Ames?

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

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

In Ames, Iowa, the average day length in August is 13h and 49min.

When are sunrise and sunset in August in Ames?

In August, on the first day of the month, sunrise is at 6:08 am and sunset at 8:33 pm. On the last day of the month, in Ames, Iowa, sunrise is at 6:39 am and sunset at 7:50 pm CDT.

How long on average sun shines in August in Ames?

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

What is the UV index reading in August in Ames?

In Ames, the average daily maximum UV index in August is 5. A UV Index value of 3 to 5 symbolizes a moderate health threat from unsafe exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average pressure
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
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
Ames, IA

Average temperature in August - Ames, IA
  • Average high temperature in August: 79.9°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 (26.6°F).

  • Average low temperature in August: 61.9°F

The month with the highest average low temperature is July (64.6°F).
The coldest month (with the lowest average low temperature) is January (13.5°F).

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Average pressure in August
Ames, IA

Average pressure in August - Ames, IA
  • Average pressure in August: 29.97"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
Ames, IA

Average wind speed in August - Ames, IA
  • Average wind speed in August: 7.1mph

The windiest month (with the highest average wind speed) is April (10.7mph).
The calmest months (with the lowest average wind speed) are July and August (7.1mph).

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Average humidity in August
Ames, IA

Average humidity in August - Ames, IA
  • Average humidity in August: 80%

The month with the highest relative humidity is January (84%).
The month with the lowest relative humidity is October (70%).

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Average rainfall in August
Ames, IA

Average rainfall in August - Ames, IA
  • Average rainfall in August: 2.68"

The wettest month (with the highest rainfall) is May (4.09").
The driest month (with the least rainfall) is January (0.94").

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Average rainfall days in August
Ames, IA

Average rainfall days in August - Ames, IA
  • Average rainfall days in August: 14.3 days

The month with the highest number of rainy days is June (18 days).
The month with the least rainy days is February (3.3 days).

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Average snowfall in August
Ames, IA

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

The month with the highest snowfall is January (4.06").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in August
Ames, IA

Average snowfall days in August - Ames, 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
Ames, IA

Average daylight in August / Average sunshine in August - Ames, 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 12min).

  • Average sunshine in August: 9h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).

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Average sunshine days in August
Ames, IA

Average sunshine days in August - Ames, IA
  • Average sunshine days in August: 14.7 days

The month with the most sunshine days is November (19.4 days).
The month with the least sunshine days is June (10.4 days).

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Average UV index in August
Ames, IA

Average UV index in August - Ames, 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 January (UV index 1).

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Average cloud cover in August
Ames, IA

Average cloud cover in August - Ames, IA
  • Average cloud cover in August: 33

The month with the most cloud cover is January (Cloud cover 57).
The month with the least cloud cover is September (Cloud cover 31).

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Average visibility in August
Ames, IA

Average visibility in August - Ames, 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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Ames, Iowa, USA

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