August weather forecast
Ames, IA

Weather in August

The last month of the summer, August, is another warm month in Ames, Iowa, with an average temperature varying between 79.9°F (26.6°C) and 61.9°F (16.6°C).

Temperature

In August, the average high-temperature is essentially the same as in July - a still warm 79.9°F (26.6°C). In August, in Ames, the average low-temperature is 61.9°F (16.6°C).

Humidity

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

Rainfall

In Ames, it is raining for 14.3 days, with typically 2.68" (68mm) of accumulated precipitation. Throughout the year, in Ames, Iowa, there are 130.6 rainfall days, and 27.48" (698mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall.

Daylight

The average length of the day in August 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, in Ames, Iowa, sunrise is at 6:39 am and sunset at 7:50 pm CDT.

Sunshine

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

UV index

The average daily maximum UV index in August is 5. A UV Index estimate of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for the average person.
Note: The average daily UV index of 5 in August transform into the following instructions:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
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FAQ

What is the average humidity in August in Ames?

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

How many days does it rain in August in Ames?

In August, in Ames, Iowa, the rain falls for 14.3 days. Throughout August, 2.68" (68mm) of precipitation is accumulated.

When it does not snow in Ames?

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

How many hours of daylight does Ames have in August?

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

When is the sunrise / sunset in August in Ames?

On the first day of August in Ames, sunrise is at 6:08 am and sunset at 8:33 pm. On the last day of the month, 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, the average sunshine duration in August is 9.6h.

What is the UV index reading in August in Ames?

In Ames, Iowa, the average daily maximum UV index in August is 5. A UV Index estimate of 3 to 5 represents a moderate vulnerability from exposure to the Sun's UV radiation.

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"

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

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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 49min

The month with the longest days is June (Average daylight: 15h and 11min).
The month with the shortest days is December (Average daylight: 9h and 11min).

  • Average sunshine in August: 9.6h

The month with the most sunshine is July (Average sunshine: 10.1h).
The month with the least sunshine is January (Average sunshine: 3.9h).

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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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