August weather forecast
Eureka, NC

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Weather in August

August, the last month of the summer in Eureka, is another tropical month, with an average temperature varying between 69.6°F (20.9°C) and 86.2°F (30.1°C).

Temperature

The advent of August observes an average high-temperature of a still tropical 86.2°F (30.1°C), nearly identical to July's 88.2°F (31.2°C). The average low-temperature, in August, is a pleasant 69.6°F (20.9°C).

Heat index

For August, the heat index is computed to be a torrid 98.6°F (37°C). Exercise more precautions, heat cramps and heat exhaustion are potential risks. Continuous activity could precipitate heatstroke.
Data suggests that the heat index is set for environments in shade and with a light wind. Under direct sunshine, the heat index values might be elevated by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', combines both the air temperature and the humidity level to give a perceived human temperature. Depending on the activity and the individual's heat perception, which may vary due to factors including wind, clothing, and metabolic variations, this effect remains subjective. Always consider that direct sunlight exposure might heighten the heat's effects, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Kids frequently fail to realize the necessity for resting and hydrating. Thirst is an advanced indication of dehydration - hence, maintaining hydration, especially during extended physical activities, becomes essential.
The natural cooling mechanism in humans involves perspiration, where the evaporation of sweat balances out excessive warmth. Increased relative humidity interferes with body cooling by slowing the rate of evaporation, resulting in a slower body cooling rate and a heightened feeling of heat. Overheating risks increase with rising body temperatures, especially if heat release isn't efficient.

Humidity

August and September, with an average relative humidity of 78%, are the most humid months in Eureka.

Rainfall

The month with the most rainfall is August, when the rain falls for 16.2 days and typically aggregates up to 3.46" (88mm) of precipitation.

Snowfall

In Eureka, snow does not fall in April through November.

Daylight

In August, the average length of the day is 13h and 28min.
On the first day of the month, sunrise is at 6:20 am and sunset at 8:15 pm. On the last day of August, sunrise is at 6:43 am and sunset at 7:39 pm EDT.

Sunshine

In Eureka, the average sunshine in August is 10h.

UV index

The average daily maximum UV index in August is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: In August, an average UV index of 6 transforms into the following instructions:
Deflect overexposure. Sun protection is a necessity. Remember that UV radiation from the Sun is strongest between 10 a.m. and 4 p.m. Make an effort to limit direct sun exposure during this time. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.
Updated: Jun 25, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Is it hot during August?

Eureka in August has an average high-temperature of 86.2°F (30.1°C) and an average low-temperature of 69.6°F (20.9°C). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which calculates the temperature value influenced by the moisture in the air, in August is computed to be 98.6°F (37°C).

What is the most humid month?

The months with the highest humidity are August and September, with an average relative humidity of 78%.

What is the average humidity in August?

In August, the average relative humidity is 78%.

What is the rainiest month?

August is the month with the most rainfall. Rain falls for 16.2 days and accumulates 3.46" (88mm) of precipitation.

How many days does it rain in August?

In August, the rain falls for 16.2 days. Throughout August, 3.46" (88mm) of precipitation is accumulated.

When it does not snow?

April through November are months without snowfall.

What is the average length of the day in August?

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

What time are sunrise and sunset in August?

In August, on the first day of the month, sunrise is at 6:20 am and sunset at 8:15 pm. On the last day of the month, sunrise is at 6:43 am and sunset at 7:39 pm EDT.

How many hours of sunshine does Eureka have in August?

In Eureka, the average sunshine duration in August is 10h.

How high is the UV index in August?

In Eureka, the average daily maximum UV index in August is 6. A UV Index estimate of 6 to 7 represents a high health risk from 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
Eureka, NC

Average temperature in August - Eureka, NC
  • Average high temperature in August: 86.2°F

The warmest month (with the highest average high temperature) is July (88.2°F).
The month with the lowest average high temperature is January (48.9°F).

  • Average low temperature in August: 69.6°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 (34.3°F).

Average pressure in August
Eureka, NC

Average pressure in August - Eureka, NC
  • Average pressure in August: 29.99"Hg

The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).

Average wind speed in August
Eureka, NC

Average wind speed in August - Eureka, NC
  • Average wind speed in August: 5.8mph

The windiest month (with the highest average wind speed) is April (9.1mph).
The calmest month (with the lowest average wind speed) is August (5.8mph).

Average humidity in August
Eureka, NC

Average humidity in August - Eureka, NC
  • Average humidity in August: 78%

The months with the highest relative humidity are August and September (78%).
The month with the lowest relative humidity is January (73%).

Average rainfall in August
Eureka, NC

Average rainfall in August - Eureka, NC
  • Average rainfall in August: 3.46"

The wettest month (with the highest rainfall) is August (3.46").
The driest month (with the least rainfall) is January (2.01").

Average rainfall days in August
Eureka, NC

Average rainfall days in August - Eureka, NC
  • Average rainfall days in August: 16.2 days

The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is November (9.1 days).

Average snowfall in August
Eureka, NC

Average snowfall in August - Eureka, NC
  • Average snowfall in August: 0"

The month with the highest snowfall is February (0.98").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

Average snowfall days in August
Eureka, NC

Average snowfall days in August - Eureka, NC
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is February (1.9 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

Average daylight in August /
Average sunshine in August
Eureka, NC

Average daylight in August / Average sunshine in August - Eureka, NC
  • 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 0min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 5h and 18min).

Average sunshine days in August
Eureka, NC

Average sunshine days in August - Eureka, NC
  • Average sunshine days in August: 13.1 days

The month with the most sunshine days is November (19.8 days).
The month with the least sunshine days is May (11.9 days).

Average UV index in August
Eureka, NC

Average UV index in August - Eureka, NC
  • Average UV index in August: 6

The month with the highest UV index is July (UV index 7).
The month with the lowest UV index is January (UV index 2).

Average cloud cover in August
Eureka, NC

Average cloud cover in August - Eureka, NC
  • Average cloud cover in August: 36

The month with the most cloud cover is March (Cloud cover 43).
The month with the least cloud cover is June (Cloud cover 32).

Average visibility in August
Eureka, NC

Average visibility in August - Eureka, NC
  • 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).

Eureka, North Carolina, USA

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