August weather forecast
Copan, OK

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Weather in August

The last month of the summer, August, is also a hot month in Copan, Oklahoma, with an average temperature ranging between min 68.4°F (20.2°C) and max 88.7°F (31.5°C).

Temperature

August's onset records an average high-temperature of a still hot 88.7°F (31.5°C), a near match to July's 90.1°F (32.3°C). Copan experiences a steady low-temperature of 68.4°F (20.2°C) throughout August.

Heat index

August's heat index is calculated to be a sweltering 102.2°F (39°C). Heightened precautions are necessary, heat cramps and heat exhaustion are potential risks. Continuous activity could lead to heatstroke.
Understanding the heat index involves considering values for shaded locales with light wind. Exposing to direct sunshine may enhance heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', is an indicator that blends the effects of temperature and humidity to depict perceived warmth. The influence of weather is personal, differing among individuals based on variations in body mass, stature, and the degree of physical exertion. In the direct sunlight, the weather's impact can be amplified, possibly boosting the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values remain especially vital for babies and toddlers. Children regularly disregard the necessity to rest and replenish fluids. Thirst is a late symptom of dehydration - thus, maintaining hydration, particularly during long-lasting physical activities, is essential.
Perspiring is the body's way of cooling down, particularly by allowing sweat to evaporate and take the heat with it. With higher relative humidity, the rate of evaporation is reduced, resulting in increased heat retention in the body compared to drier air. The body is at risk of dehydration and related complications when it fails to shed excessive heat.

Humidity

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

Rainfall

In August, in Copan, the rain falls for 12.2 days. Throughout August, 2.48" (63mm) of precipitation is accumulated. In Copan, during the entire year, the rain falls for 109.1 days and collects up to 17.4" (442mm) of precipitation.

Snowfall

April through October are months without snowfall.

Daylight

In Copan, the average length of the day in August is 13h and 32min.
On the first day of August in Copan, Oklahoma, sunrise is at 6:29 am and sunset at 8:30 pm. On the last day of the month, sunrise is at 6:54 am and sunset at 7:53 pm CDT.

Sunshine

In August, the average sunshine in Copan is 10.7h.

UV index

The average daily maximum UV index in August is 6. A UV Index estimate of 6 to 7 represents a high threat to health from unprotected exposure to Sun's UV rays for the average person.
Note: The maximum UV index, 6 during August, leads to the following recommendations:
Beware of overexposure. Fair-skinned individuals risk burning in less than 20 minutes. From 10 a.m. to 4 p.m., when UV radiation is at its strongest, limit direct exposure to the Sun and note that shade structures may not provide full sun protection. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.
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Frequently asked questions

Is it hot in Copan during August?

The average high-temperature, in August, in Copan, is 88.7°F (31.5°C), while the average low-temperature is 68.4°F (20.2°C). The average heat index (a.k.a. 'feels like', 'real feel'), which represents the influence of relative humidity on air temperature, in August is calculated to be 102.2°F (39°C).

What is the average humidity in August in Copan?

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

How much does it rain in Copan in August?

In Copan, Oklahoma, in August, it is raining for 12.2 days, with typically 2.48" (63mm) of accumulated precipitation.

When it does not snow in Copan?

April through October are months without snowfall in Copan, Oklahoma.

How many hours of daylight does Copan have in August?

In August, the average day length in Copan, Oklahoma, is 13h and 32min.

What time are sunrise and sunset in August in Copan?

In August, on the first day of the month, sunrise is at 6:29 am and sunset at 8:30 pm. On the last day of the month, in Copan, Oklahoma, sunrise is at 6:54 am and sunset at 7:53 pm CDT.

How many hours of sunshine does Copan have in August?

In Copan, Oklahoma, the average sunshine duration in August is 10.7h.

What is the UV index intensity in August in Copan?

In Copan, the average daily maximum UV index in August is 6. A UV Index reading of 6 to 7 represents a high health vulnerability from unprotected exposure to 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
Copan, OK

Average temperature in August - Copan, OK
  • Average high temperature in August: 88.7°F

The warmest month (with the highest average high temperature) is July (90.1°F).
The month with the lowest average high temperature is January (44.4°F).

  • Average low temperature in August: 68.4°F

The month with the highest average low temperature is July (71.1°F).
The coldest month (with the lowest average low temperature) is January (28.8°F).

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Average pressure in August
Copan, OK

Average pressure in August - Copan, OK
  • Average pressure in August: 29.94"Hg

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

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Average wind speed in August
Copan, OK

Average wind speed in August - Copan, OK
  • Average wind speed in August: 7.3mph

The windiest month (with the highest average wind speed) is March (11mph).
The calmest months (with the lowest average wind speed) are July and August (7.3mph).

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Average humidity in August
Copan, OK

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

The month with the highest relative humidity is May (80%).
The months with the lowest relative humidity are January, October and November (68%).

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Average rainfall in August
Copan, OK

Average rainfall in August - Copan, OK
  • Average rainfall in August: 2.48"

The wettest month (with the highest rainfall) is May (3.15").
The driest month (with the least rainfall) is December (0.43").

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Average rainfall days in August
Copan, OK

Average rainfall days in August - Copan, OK
  • Average rainfall days in August: 12.2 days

The month with the highest number of rainy days is May (13.8 days).
The month with the least rainy days is January (3.9 days).

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Average snowfall in August
Copan, OK

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

The month with the highest snowfall is February (0.35").
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
Copan, OK

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

The month with the highest number of snowfall days is February (2.3 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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

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

The month with the longest days is June (Average daylight: 14h and 42min).
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 July (Average sunshine: 10h and 54min).
The months with the least sunshine are January and December (Average sunshine: 5h and 48min).

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Average sunshine days in August
Copan, OK

Average sunshine days in August - Copan, OK
  • Average sunshine days in August: 15.8 days

The month with the most sunshine days is January (25.7 days).
The month with the least sunshine days is May (15 days).

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Average UV index in August
Copan, OK

Average UV index in August - Copan, 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 January and December (UV index 2).

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Average cloud cover in August
Copan, OK

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

The month with the most cloud cover is March (Cloud cover 40).
The months with the least cloud cover are July and August (Cloud cover 23).

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Average visibility in August
Copan, OK

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

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