August weather forecast
Ryan, IA

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Weather in August

The last month of the summer, August, is also a moderately hot month in Ryan, Iowa, with an average temperature ranging between max 78.3°F (25.7°C) and min 60.4°F (15.8°C).

Temperature

A minor adjustment in Ryan's average high-temperature is noted with the start of August, touching a still moderately hot 78.3°F (25.7°C) from July's 79.3°F (26.3°C). Ryan in August anticipates an average nighttime temperature of 60.4°F (15.8°C).

Humidity

The average relative humidity in August in Ryan is 82%.

Rainfall

In Ryan, in August, during 10.6 rainfall days, 0.94" (24mm) of precipitation is typically accumulated. Throughout the year, there are 111.7 rainfall days, and 13.31" (338mm) of precipitation is accumulated.

Snowfall

May through September are months without snowfall in Ryan.

Daylight

In August, the average length of the day in Ryan is 13h and 50min.
On the first day of August in Ryan, sunrise is at 5:59 am and sunset at 8:25 pm. On the last day of the month, sunrise is at 6:30 am and sunset at 7:41 pm CDT.

Sunshine

The months with the most sunshine in Ryan are July and August, with an average of 9.6h of sunshine.

UV index

The months with the highest UV index in Ryan are May through August, with an average maximum UV index of 5. A UV Index reading of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: During August, 5 as the daily maximum UV index converts into the following advice:
Heed the precautions - Protecting the skin and eyes from damage is compulsory. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.
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Frequently asked questions

What are the temperatures in Ryan in August?

Ryan in August has an average high-temperature of 78.3°F (25.7°C) and an average low-temperature of 60.4°F (15.8°C).

What is the average humidity in August in Ryan?

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

How many days does it rain in August in Ryan?

In August, the rain falls for 10.6 days. Throughout August, 0.94" (24mm) of precipitation is accumulated.

When it does not snow in Ryan?

May through September are months without snowfall.

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

The average day length in August in Ryan, Iowa, is 13h and 50min.

When are sunrise and sunset in August in Ryan?

In August, on the first day of the month, sunrise is at 5:59 am and sunset at 8:25 pm. On the last day of the month, in Ryan, sunrise is at 6:30 am and sunset at 7:41 pm CDT.

What is the month with the most sunshine in Ryan?

The months with the most sunshine in Ryan, Iowa, are July and August, with an average of 9.6h of sunshine.

How long on average sun shines in August in Ryan?

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

When is the highest UV index in Ryan?

May through August, with an average maximum UV index of 5, are months with the highest UV index in Ryan.

How high is the UV index in August in Ryan?

In Ryan, Iowa, the average daily maximum UV index in August is 5. A UV Index value of 3 to 5 symbolizes a moderate vulnerability 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
Ryan, IA

Average temperature in August - Ryan, IA
  • Average high temperature in August: 78.3°F

The warmest month (with the highest average high temperature) is July (79.3°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°F).
The coldest month (with the lowest average low temperature) is January (11.7°F).

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Average pressure in August
Ryan, IA

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

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

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Average wind speed in August
Ryan, IA

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

The windiest month (with the highest average wind speed) is April (10.9mph).
The calmest months (with the lowest average wind speed) are July and August (7.1mph).

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Average humidity in August
Ryan, IA

Average humidity in August - Ryan, IA
  • Average humidity in August: 82%

The month with the highest relative humidity is January (88%).
The months with the lowest relative humidity are April and October (75%).

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Average rainfall in August
Ryan, IA

Average rainfall in August - Ryan, IA
  • Average rainfall in August: 0.94"

The wettest month (with the highest rainfall) is May (2.13").
The driest month (with the least rainfall) is December (0.47").

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Average rainfall days in August
Ryan, IA

Average rainfall days in August - Ryan, IA
  • Average rainfall days in August: 10.6 days

The month with the highest number of rainy days is June (15.4 days).
The month with the least rainy days is February (2.6 days).

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Average snowfall in August
Ryan, IA

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

The month with the highest snowfall is January (2.13").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in August
Ryan, IA

Average snowfall days in August - Ryan, IA
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (10.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in August /
Average sunshine in August
Ryan, IA

Average daylight in August / Average sunshine in August - Ryan, 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 4min

The months with the most sunshine are July and August (Average sunshine: 9h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).

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Average sunshine days in August
Ryan, IA

Average sunshine days in August - Ryan, IA
  • Average sunshine days in August: 17.2 days

The month with the most sunshine days is December (19.7 days).
The month with the least sunshine days is June (11.7 days).

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Average UV index in August
Ryan, IA

Average UV index in August - Ryan, IA
  • Average UV index in August: 5

The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, November and December (UV index 1).

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Average cloud cover in August
Ryan, IA

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

The month with the most cloud cover is January (Cloud cover 63).
The months with the least cloud cover are August and September (Cloud cover 33).

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Average visibility in August
Ryan, IA

Average visibility in August - Ryan, IA
  • Average visibility in August: 6mi

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

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Ryan, Iowa, USA

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