August weather forecast
Stilwell, OK

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Weather in August

The last month of the summer, August, is also a hot month in Stilwell, Oklahoma, with an average temperature fluctuating between 89.6°F (32°C) and 68.5°F (20.3°C).

Temperature

August notes an average high-temperature of a still hot 89.6°F (32°C), subtly differing from July's 91°F (32.8°C). In Stilwell, an average temperature of 68.5°F (20.3°C) is noted during August nights.

Heat index

For August, the heat index is estimated at an extremely hot 104°F (40°C). Take additional safety steps, risk of heat exhaustion and heat cramps is notable. Prolonged activity may cause heatstroke.
One should be cognizant that the heat index values are tailored for shaded spots and mild winds. Exposure to the sun directly might heighten the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', combines both the air temperature and the humidity level to give a perceived human temperature. A person's impression of weather can be affected by numerous aspects, among them metabolic variations, pregnancy, and activity levels. Consider the fact that direct sun exposure can influence how hot one feels, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to babies and toddlers. Young individuals usually face more risks than adults due to their lower sweat production. Their large skin surface area relative to their tiny bodies and high heat production from their activities adds to their risk.
When it comes to cooling down, the human body's primary method is through perspiration, making use of sweat evaporation to eliminate excess heat. During high air temperature and humidity (high heat index), the process of perspiration is hindered, intensifying the sensation of heat. If the body retains more heat than it can expel, the increasing temperature can lead to heat-related conditions.

Humidity

With an average relative humidity of 70%, August is the least humid month.

Rainfall

In Stilwell, during August, the rain falls for 14.7 days and regularly aggregates up to 3.54" (90mm) of precipitation. In Stilwell, during the entire year, the rain falls for 151.2 days and collects up to 34.76" (883mm) of precipitation.

Snowfall

In Stilwell, Oklahoma, snow does not fall in June through October.

Daylight

In Stilwell, the average length of the day in August is 13h and 28min.
On the first day of August, sunrise is at 6:26 am and sunset at 8:22 pm. On the last day of the month, sunrise is at 6:50 am and sunset at 7:46 pm CDT.

Sunshine

July and August, with an average of 10.8h of sunshine, are months with the most sunshine in Stilwell, Oklahoma.

UV index

In Stilwell, the average daily maximum UV index in August is 6. A UV Index estimate of 6 to 7 represents a high health risk from unprotected exposure to Sun's UV rays for average individuals.
Note: In August, the maximum UV index of 6 suggests this advice:
Steer clear of overexposure. Fair-skinned individuals can be scorched in less than 20 minutes. Avoid direct Sun exposure and seek shade from 10 a.m. to 4 p.m., the period of highest UV radiation. Remember, however, that not all shade structures offer full protection. Employ a wide-brim hat for potent defense against up to 50% of UV rays.
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Frequently asked questions

How hot is it in Stilwell in August?

Stilwell in August has an average high-temperature of 89.6°F (32°C) and an average low-temperature of 68.5°F (20.3°C). In August, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which factors the actual air temperature with the relative humidity, is estimated at 104°F (40°C).

What is the least humid month in Stilwell?

The least humid month in Stilwell is August, with an average relative humidity of 70%.

What is the average humidity in August in Stilwell?

In Stilwell, the average relative humidity in August is 70%.

How much does it rain in Stilwell in August?

In August, in Stilwell, the rain falls for 14.7 days. Throughout August, 3.54" (90mm) of precipitation is accumulated.

When it does not snow in Stilwell?

In Stilwell, snow does not fall in June through October.

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

In August, the average day length is 13h and 28min.

When are sunrise and sunset in August in Stilwell?

On the first day of August in Stilwell, Oklahoma, sunrise is at 6:26 am and sunset at 8:22 pm. On the last day of the month, sunrise is at 6:50 am and sunset at 7:46 pm CDT.

What is the month with the most sunshine in Stilwell?

The months with the most sunshine are July and August, with an average of 10.8h of sunshine.

How many hours of sunshine does Stilwell have in August?

In August, the average sunshine duration in Stilwell is 10.8h.

What is the UV index reading in August in Stilwell?

In Stilwell, the average daily maximum UV index in August is 6. A UV Index reading of 6 to 7 represents a high health risk 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
Stilwell, OK

Average temperature in August - Stilwell, OK
  • Average high temperature in August: 89.6°F

The warmest month (with the highest average high temperature) is July (91°F).
The month with the lowest average high temperature is January (45.9°F).

  • Average low temperature in August: 68.5°F

The month with the highest average low temperature is July (70.2°F).
The coldest month (with the lowest average low temperature) is January (29.8°F).

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Average pressure in August
Stilwell, OK

Average pressure in August - Stilwell, OK
  • Average pressure in August: 29.96"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed in August
Stilwell, OK

Average wind speed in August - Stilwell, OK
  • Average wind speed in August: 6mph

The windiest month (with the highest average wind speed) is April (9.4mph).
The calmest month (with the lowest average wind speed) is July (5.8mph).

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Average humidity in August
Stilwell, OK

Average humidity in August - Stilwell, OK
  • Average humidity in August: 70%

The month with the highest relative humidity is May (78%).
The month with the lowest relative humidity is August (70%).

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Average rainfall in August
Stilwell, OK

Average rainfall in August - Stilwell, OK
  • Average rainfall in August: 3.54"

The wettest month (with the highest rainfall) is May (4.06").
The driest month (with the least rainfall) is February (1.97").

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Average rainfall days in August
Stilwell, OK

Average rainfall days in August - Stilwell, OK
  • Average rainfall days in August: 14.7 days

The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is January (8.2 days).

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Average snowfall in August
Stilwell, OK

Average snowfall in August - Stilwell, OK
  • Average snowfall in August: 0"

The month with the highest snowfall is February (1.46").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in August
Stilwell, OK

Average snowfall days in August - Stilwell, OK
  • Average snowfall days in August: 0 days

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

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Average daylight in August /
Average sunshine in August
Stilwell, OK

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

The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).

  • Average sunshine in August: 10h and 5min

The months with the most sunshine are July and August (Average sunshine: 10h and 48min).
The months with the least sunshine are January and December (Average sunshine: 5h and 30min).

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Average sunshine days in August
Stilwell, OK

Average sunshine days in August - Stilwell, OK
  • Average sunshine days in August: 13.6 days

The month with the most sunshine days is January (19.7 days).
The month with the least sunshine days is May (11.6 days).

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Average UV index in August
Stilwell, OK

Average UV index in August - Stilwell, OK
  • Average UV index in August: 6

The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are February and December (UV index 2).

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Average cloud cover in August
Stilwell, OK

Average cloud cover in August - Stilwell, OK
  • Average cloud cover in August: 23

The months with the most cloud cover are February and March (Cloud cover 44).
The month with the least cloud cover is August (Cloud cover 23).

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Average visibility in August
Stilwell, OK

Average visibility in August - Stilwell, 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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Stilwell, Oklahoma, USA

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