August weather forecast
Sallisaw, OK

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Weather in August

August, the last month of the summer in Sallisaw, is another hot month, with temperature in the range of an average high of 91.8°F (33.2°C) and an average low of 69.6°F (20.9°C).

Temperature

The commencement of August brings an average high-temperature of a still tropical 91.8°F (33.2°C), marking an inconsequential divergence from July. Sallisaw logs a substantial downturn to an agreeable 69.6°F (20.9°C) during August nights, a considerable shift from daytime highs.

Heat index

For August, the heat index is appraised at an extremely hot 111.2°F (44°C). Be alert: Heat exhaustion along with heat cramps are probable. Heatstroke is a threat with sustained physical activity.
Be advised, the heat index considers values for conditions in shade and with a light breeze. The heat index has the potential to rise by 15 Fahrenheit (8 Celsius) degrees with direct sunshine exposure.
Note: The heat index, also known as 'felt air temperature' or 'real feel', is a measure that combines air temperature and relative humidity into a single value that indicates how hot the weather feels. The influence of weather can be personal, changing with an individual's body mass, height, and level of physical exertion. Remember, direct sunlight exposure can heighten the heat impact and might increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular significance for children. Juveniles often do not understand the need to recuperate and rehydrate. Thirst is a delayed symptom of dehydration - hence, it is vital to maintain hydration, particularly during ongoing physical activities.
The primary way humans combat excessive warmth is by perspiring, letting sweat evaporate and cool the body. An increase in relative humidity retards evaporation, subsequently reducing the body's heat removal rate and leading to a sensation of being overly warm. The body faces dehydration threats when its cooling efforts are outpaced by excessive heat gain.

Humidity

August is the least humid month in Sallisaw, with an average relative humidity of 69%.

Rainfall

In August, the rain falls for 13.9 days. Throughout August, 3.23" (82mm) of precipitation is accumulated. Throughout the year, there are 145.3 rainfall days, and 35.79" (909mm) of precipitation is accumulated.

Snowfall

In Sallisaw, snow does not fall in April through October.

Daylight

In August, the average length of the day in Sallisaw is 13h and 27min.
On the first day of August in Sallisaw, sunrise is at 6:28 am and sunset at 8:22 pm. On the last day of the month, sunrise is at 6:51 am and sunset at 7:47 pm CDT.

Sunshine

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

UV index

June through August, with an average maximum UV index of 7, are months with the highest UV index in Sallisaw. A UV Index of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: The UV index of 7 in August translates into these instructions:
Resist overexposure. Safeguarding from solar damage is indispensable. Seek shade and limit direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Keep in mind that shade structures like parasols or canopies do not offer complete sun protection. Tightly woven clothing, when worn loosely, shields effectively against the Sun.
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Frequently asked questions

How hot is it in Sallisaw in August?

In Sallisaw, in August, the average high-temperature is 91.8°F (33.2°C), and the average low-temperature is 69.6°F (20.9°C). The average heat index (a.k.a. 'feels like', 'real feel'), which factors the actual air temperature with the relative humidity, in August is appraised at 111.2°F (44°C).

What is the least humid month in Sallisaw?

The least humid month in Sallisaw is August, with an average relative humidity of 69%.

What is the average humidity in August in Sallisaw?

The average relative humidity in August is 69%.

How much does it rain in Sallisaw in August?

In August, the rain falls for 13.9 days. Throughout August, 3.23" (82mm) of precipitation is accumulated.

When it does not snow in Sallisaw?

In Sallisaw, snow does not fall in April through October.

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

In August, the average day length is 13h and 27min.

When are sunrise and sunset in August in Sallisaw?

On the first day of August in Sallisaw, Oklahoma, sunrise is at 6:28 am and sunset at 8:22 pm. On the last day of the month, sunrise is at 6:51 am and sunset at 7:47 pm CDT.

What is the month with the most sunshine in Sallisaw?

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

How long on average sun shines in August in Sallisaw?

In August, the average sunshine duration is 10.8h.

What is the month with the highest UV index in Sallisaw?

June through August, with an average maximum UV index of 7, are months with the highest UV index in Sallisaw.

How high is the UV index in August in Sallisaw?

The average daily maximum UV index in August in Sallisaw is 7. A UV Index value of 6 to 7 symbolizes a high health risk from unsafe 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
Sallisaw, OK

Average temperature in August - Sallisaw, OK
  • Average high temperature in August: 91.8°F

The warmest month (with the highest average high temperature) is July (92.7°F).
The month with the lowest average high temperature is January (48°F).

  • Average low temperature in August: 69.6°F

The month with the highest average low temperature is July (71.2°F).
The coldest month (with the lowest average low temperature) is January (31.6°F).

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Average pressure in August
Sallisaw, OK

Average pressure in August - Sallisaw, 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
Sallisaw, OK

Average wind speed in August - Sallisaw, OK
  • Average wind speed in August: 5.3mph

The windiest month (with the highest average wind speed) is April (8.4mph).
The calmest month (with the lowest average wind speed) is July (5.2mph).

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Average humidity in August
Sallisaw, OK

Average humidity in August - Sallisaw, OK
  • Average humidity in August: 69%

The month with the highest relative humidity is May (78%).
The month with the lowest relative humidity is August (69%).

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Average rainfall in August
Sallisaw, OK

Average rainfall in August - Sallisaw, OK
  • Average rainfall in August: 3.23"

The wettest month (with the highest rainfall) is May (4.61").
The driest month (with the least rainfall) is February (2.2").

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Average rainfall days in August
Sallisaw, OK

Average rainfall days in August - Sallisaw, OK
  • Average rainfall days in August: 13.9 days

The month with the highest number of rainy days is May (15.3 days).
The month with the least rainy days is January (8.7 days).

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Average snowfall in August
Sallisaw, OK

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

The month with the highest snowfall is February (0.94").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in August
Sallisaw, OK

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

The month with the highest number of snowfall days is February (2 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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

Average daylight in August / Average sunshine in August - Sallisaw, 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 month with the least sunshine is December (Average sunshine: 5h and 24min).

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Average sunshine days in August
Sallisaw, OK

Average sunshine days in August - Sallisaw, OK
  • Average sunshine days in August: 14.1 days

The month with the most sunshine days is January (20.5 days).
The month with the least sunshine days is May (13.3 days).

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Average UV index in August
Sallisaw, OK

Average UV index in August - Sallisaw, OK
  • Average UV index in August: 7

The months with the highest UV index are June, July and August (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
Sallisaw, OK

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

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

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Average visibility in August
Sallisaw, OK

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

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