August weather forecast
West Siloam Springs, OK

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Weather in August

The last month of the summer, August, is also a hot month in West Siloam Springs, Oklahoma, with an average temperature ranging between min 68°F (20°C) and max 88.5°F (31.4°C).

Temperature

The onset of August marks an average high-temperature of a still tropical 88.5°F (31.4°C), hardly differing from July's 90°F (32.2°C). West Siloam Springs reports an average nighttime low-temperature of 68°F (20°C) in August.

Heat index

In August, the average heat index is estimated at a very hot 102.2°F (39°C). Apply extra caution, heat cramps and heat exhaustion could happen. Heatstroke might occur with long-duration activity.
Remember that heat index calculations are made for conditions in the shade with light wind. Direct sunlight might lead to a heat index increase by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', binds temperature metrics with humidity values to give a sense of the actual warmth. The influence of weather is personal, differing among individuals based on variations in body mass, stature, and the degree of physical exertion. It is essential to realize that direct sunlight can escalate the perceived temperature, increasing the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. Children frequently underestimate the importance of resting and drinking fluids. Thirst is a symptom of advanced dehydration - hence the need to hydrate regularly, especially during protracted physical exercises.
Perspiration is the human body's physiological response to high temperatures and is an attempt to lower body temperature through evaporation of sweat. With higher relative humidity, the rate of evaporation is reduced, resulting in increased heat retention in the body compared to drier air. As body temperatures escalate without effective heat release, one might face dehydration threats.

Humidity

August and October, with an average relative humidity of 71%, are the least humid months in West Siloam Springs.

Rainfall

In West Siloam Springs, in August, it is raining for 15.6 days, with typically 3.66" (93mm) of accumulated precipitation. In West Siloam Springs, during the entire year, the rain falls for 156 days and collects up to 34.41" (874mm) of precipitation.

Snowfall

In West Siloam Springs, snow does not fall in April, June through October.

Daylight

In West Siloam Springs, Oklahoma, the average length of the day in August is 13h and 29min.
On the first day of the month, sunrise is at 6:25 am and sunset at 8:23 pm. On the last day of August, in West Siloam Springs, sunrise is at 6:49 am and sunset at 7:47 pm CDT.

Sunshine

The month with the most sunshine is August, with an average of 10.7h of sunshine.

UV index

In West Siloam Springs, the average daily maximum UV index in August is 6. A UV Index value of 6 to 7 symbolizes a high health hazard from unprotected exposure to Sun's UV rays for average individuals.
Note: A maximum UV index of 6 in August translates into the following recommendations:
Follow precautions and abide by sun safety rules. Deterrence of sunburn is imperative. Minimize exposure to direct sunlight and seek shade from 10 a.m. to 4 p.m., when UV radiation is most intense, but remember that shade structures may not offer complete protection. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.
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Frequently asked questions

How hot is August in West Siloam Springs?

West Siloam Springs in August has an average high-temperature of 88.5°F (31.4°C) and an average low-temperature of 68°F (20°C). In August, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, is estimated at 102.2°F (39°C).

What is the least humid month in West Siloam Springs?

August and October, with an average relative humidity of 71%, are the least humid months in West Siloam Springs.

What is the average humidity in August in West Siloam Springs?

In August, the average relative humidity is 71%.

How much does it rain in West Siloam Springs in August?

In West Siloam Springs, Oklahoma, during August, the rain falls for 15.6 days and regularly aggregates up to 3.66" (93mm) of precipitation.

When it does not snow in West Siloam Springs?

April, June through October are months without snowfall in West Siloam Springs.

What is the average length of the day in August in West Siloam Springs?

In West Siloam Springs, the average day length in August is 13h and 29min.

When is the sunrise / sunset in August in West Siloam Springs?

On the first day of August in West Siloam Springs, Oklahoma, sunrise is at 6:25 am and sunset at 8:23 pm. On the last day of the month, sunrise is at 6:49 am and sunset at 7:47 pm CDT.

What month has the most sunshine in West Siloam Springs?

August has the most sunshine of the year in West Siloam Springs, Oklahoma, with an average of 10.7h of sunshine.

How many hours of sunshine does West Siloam Springs have in August?

The average sunshine duration in August in West Siloam Springs is 10.7h.

How high is the UV index in August in West Siloam Springs?

In West Siloam Springs, Oklahoma, the average daily maximum UV index in August is 6. A UV Index reading of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation.
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
West Siloam Springs, OK

Average temperature in August - West Siloam Springs, OK
  • Average high temperature in August: 88.5°F

The warmest month (with the highest average high temperature) is July (90°F).
The month with the lowest average high temperature is January (44.4°F).

  • Average low temperature in August: 68°F

The month with the highest average low temperature is July (69.8°F).
The coldest month (with the lowest average low temperature) is January (28.8°F).

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Average pressure in August
West Siloam Springs, OK

Average pressure in August - West Siloam Springs, OK
  • Average pressure in August: 29.97"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The months with the lowest atmospheric pressure are April and June (29.93"Hg).

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Average wind speed in August
West Siloam Springs, OK

Average wind speed in August - West Siloam Springs, OK
  • Average wind speed in August: 6.8mph

The windiest month (with the highest average wind speed) is April (10.4mph).
The calmest month (with the lowest average wind speed) is July (6.6mph).

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Average humidity in August
West Siloam Springs, OK

Average humidity in August - West Siloam Springs, OK
  • Average humidity in August: 71%

The month with the highest relative humidity is May (78%).
The months with the lowest relative humidity are August and October (71%).

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Average rainfall in August
West Siloam Springs, OK

Average rainfall in August - West Siloam Springs, OK
  • Average rainfall in August: 3.66"

The wettest month (with the highest rainfall) is May (4.17").
The driest month (with the least rainfall) is February (1.73").

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Average rainfall days in August
West Siloam Springs, OK

Average rainfall days in August - West Siloam Springs, OK
  • Average rainfall days in August: 15.6 days

The months with the highest number of rainy days are May and July (16.8 days).
The month with the least rainy days is January (8.8 days).

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Average snowfall in August
West Siloam Springs, OK

Average snowfall in August - West Siloam Springs, OK
  • Average snowfall in August: 0"

The month with the highest snowfall is February (1.14").
The months with the least snowfall are April, June, July, August, September and October (0").

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Average snowfall days in August
West Siloam Springs, OK

Average snowfall days in August - West Siloam Springs, OK
  • Average snowfall days in August: 0 days

The months with the highest number of snowfall days are January and February (3.3 days).
The months with the least snowfall days are June, July and August (0 days).

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Average daylight in August /
Average sunshine in August
West Siloam Springs, OK

Average daylight in August / Average sunshine in August - West Siloam Springs, OK
  • Average daylight in August: 13h and 3min

The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).

  • Average sunshine in August: 10h and 4min

The month with the most sunshine is August (Average sunshine: 10h and 42min).
The months with the least sunshine are January and December (Average sunshine: 5h and 24min).

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Average sunshine days in August
West Siloam Springs, OK

Average sunshine days in August - West Siloam Springs, OK
  • Average sunshine days in August: 12.7 days

The month with the most sunshine days is December (19 days).
The month with the least sunshine days is July (11.2 days).

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Average UV index in August
West Siloam Springs, OK

Average UV index in August - West Siloam Springs, OK
  • Average UV index in August: 6

The month with the highest UV index is June (UV index 7).
The months with the lowest UV index are January and December (UV index 2).

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Average cloud cover in August
West Siloam Springs, OK

Average cloud cover in August - West Siloam Springs, OK
  • Average cloud cover in August: 24

The months with the most cloud cover are February and March (Cloud cover 45).
The month with the least cloud cover is August (Cloud cover 24).

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Average visibility in August
West Siloam Springs, OK

Average visibility in August - West Siloam Springs, OK
  • 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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West Siloam Springs, Oklahoma, USA

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