August weather forecast
Etna, OK

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Weather in August

August, the last month of the summer in Etna, is another tropical month, with an average temperature fluctuating between 93.4°F (34.1°C) and 72.9°F (22.7°C).

Temperature

The advent of August brings an average high-temperature of a hot 93.4°F (34.1°C), almost identical to the preceding month. Etna anticipates an average minimum temperature of 72.9°F (22.7°C) in the month of August.

Heat index

August's average heat index is calculated to be a scorching 105.8°F (41°C). Incorporate additional safety actions, heat cramps and heat exhaustion are possible. Long-term activity may induce heatstroke.
Consider that heat index readings are for situations in the shade and light wind. Facing direct sunlight may hike up the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', gauges the sensation of temperature factoring in the air's moisture content. Physical activity, clothing, and metabolic variations are additional factors that impact an individual's perception of temperature. It is noteworthy that being in direct sunlight can enhance the weather's impact, raising the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to babies and toddlers. In general, younger individuals are at greater risk than adults because they tend to sweat less. Also, having a larger skin surface to body size ratio and greater heat production due to their active behavior contribute to this danger.
To combat high temperatures, the human body perspires and relies on sweat evaporation for cooling. During high air temperature and humidity (high heat index), the process of perspiration is hindered, intensifying the sensation of heat. Temperature imbalances caused by excessive heat retention can trigger heat-related maladies.

Humidity

The months with the lowest humidity are July and August, with an average relative humidity of 56%.

Rainfall

In Etna, in August, it is raining for 12.6 days, with typically 2.2" (56mm) of accumulated precipitation. Throughout the year, in Etna, there are 115 rainfall days, and 21.5" (546mm) of precipitation is accumulated.

Snowfall

May through September are months without snowfall.

Daylight

In August, the average length of the day is 13h and 30min.
On the first day of August, sunrise is at 6:38 am and sunset at 8:36 pm. On the last day of the month, sunrise is at 7:02 am and sunset at 7:59 pm CDT.

Sunshine

In Etna, the average sunshine in August is 11h.

UV index

June through August, with an average maximum UV index of 7, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: A maximum UV index of 7 in August translates into the following recommendations:
Persist in precautions and follow sun safety policies. Keeping sunburn at bay 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. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly.
Updated: Jul 21, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot does it get in August?

During August, Etna experiences an average high-temperature of 93.4°F (34.1°C) and a low-temperature of 72.9°F (22.7°C). In August, the average heat index (a.k.a. 'apparent temperature', 'real feel'), which combines air temperature and relative humidity, is calculated to be 105.8°F (41°C).

What is the least humid month?

The months with the lowest humidity are July and August, with an average relative humidity of 56%.

What is the average humidity in August?

The average relative humidity in August is 56%.

How much does it rain in August?

In Etna, Oklahoma, during August, the rain falls for 12.6 days and regularly aggregates up to 2.2" (56mm) of precipitation.

When it does not snow?

In Etna, snow does not fall in May through September.

What is the average length of the day in August?

In August, the average day length is 13h and 30min.

What time are sunrise and sunset in August in Etna?

In August, on the first day of the month, sunrise is at 6:38 am and sunset at 8:36 pm. On the last day of the month, sunrise is at 7:02 am and sunset at 7:59 pm CDT.

How long on average sun shines in August?

In Etna, the average sunshine duration in August is 11h.

When is the highest UV index?

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

What is the UV index intensity in August?

The average daily maximum UV index in August is 7. A UV Index estimate of 6 to 7 represents a high health threat 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
Etna, OK

Average temperature in August - Etna, OK
  • Average high temperature in August: 93.4°F

The warmest month (with the highest average high temperature) is July (95°F).
The month with the lowest average high temperature is January (47.1°F).

  • Average low temperature in August: 72.9°F

The month with the highest average low temperature is July (74.8°F).
The coldest month (with the lowest average low temperature) is January (29.5°F).

Average pressure in August
Etna, OK

Average pressure in August - Etna, OK
  • Average pressure in August: 29.92"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).

Average wind speed in August
Etna, OK

Average wind speed in August - Etna, OK
  • Average wind speed in August: 8.5mph

The windiest month (with the highest average wind speed) is April (11.7mph).
The calmest month (with the lowest average wind speed) is August (8.5mph).

Average humidity in August
Etna, OK

Average humidity in August - Etna, OK
  • Average humidity in August: 56%

The month with the highest relative humidity is May (69%).
The months with the lowest relative humidity are July and August (56%).

Average rainfall in August
Etna, OK

Average rainfall in August - Etna, OK
  • Average rainfall in August: 2.2"

The wettest month (with the highest rainfall) is May (4.09").
The driest month (with the least rainfall) is December (0.71").

Average rainfall days in August
Etna, OK

Average rainfall days in August - Etna, OK
  • Average rainfall days in August: 12.6 days

The month with the highest number of rainy days is May (14.8 days).
The month with the least rainy days is January (4.3 days).

Average snowfall in August
Etna, OK

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

The month with the highest snowfall is February (1.5").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in August
Etna, OK

Average snowfall days in August - Etna, 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 May, June, July, August and September (0 days).

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

Average daylight in August / Average sunshine in August - Etna, 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: 11h and 0min

The months with the most sunshine are June and July (Average sunshine: 11h and 12min).
The months with the least sunshine are November and December (Average sunshine: 6h and 18min).

Average sunshine days in August
Etna, OK

Average sunshine days in August - Etna, OK
  • Average sunshine days in August: 14.6 days

The month with the most sunshine days is December (23.9 days).
The month with the least sunshine days is May (14.3 days).

Average UV index in August
Etna, OK

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

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

Average cloud cover in August
Etna, OK

Average cloud cover in August - Etna, OK
  • Average cloud cover in August: 19

The months with the most cloud cover are March and April (Cloud cover 35).
The months with the least cloud cover are June and August (Cloud cover 19).

Average visibility in August
Etna, OK

Average visibility in August - Etna, 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).

Etna, Oklahoma, USA

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