August weather forecast
Fullerton, KY

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Weather in August

August, the last month of the summer in Fullerton, is another warm month, with an average temperature fluctuating between 62.1°F (16.7°C) and 84.9°F (29.4°C).

Temperature

August's onset records an average high-temperature of a moderately hot 84.9°F (29.4°C), a near match to July's 86°F (30°C). August nights indicate a noticeable temperature drop from the daytime highs, with an average reading lowering to an enjoyable 62.1°F (16.7°C).

Heat index

August's heat index is appraised at a very hot 95°F (35°C). Exercise extra preventive actions, heat cramps and heat exhaustion are plausible. Continuous activity could result in heatstroke.
Realize that the values for the heat index are set for shaded places and light winds. Exposure to unobstructed sunshine could lead to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', is a fusion of air temperature and moisture levels to demonstrate the sensation of heat. The effect is personal, with varied weather perceptions among individuals due to differences in body mass, stature, and physical activity. Awareness is key; direct sunlight can enhance the weather's impact, possibly boosting the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. Youngsters typically face more danger than adults since they sweat less. Their larger skin surface compared to their small bodies and heightened heat production from their activities augment their vulnerability.
Evaporating sweat, thanks to perspiration, acts as a natural air conditioner for the human body. During high air temperature and humidity (high heat index), the process of perspiration is hindered, intensifying the sensation of heat. When heat gain exceeds the level the body can remove, body temperature begins to rise, and heat-related illnesses and disorders may develop.

Humidity

August is the least humid month, with an average relative humidity of 75%.

Rainfall

In Fullerton, during August, the rain falls for 14.3 days and regularly aggregates up to 2.28" (58mm) of precipitation. Throughout the year, there are 170.4 rainfall days, and 31.02" (788mm) of precipitation is accumulated.

Snowfall

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

Daylight

The average length of the day in August is 13h and 38min.
On the first day of August, sunrise is at 6:34 am and sunset at 8:42 pm. On the last day of the month, sunrise is at 7:00 am and sunset at 8:03 pm EDT.

Sunshine

With an average of 10.4h of sunshine, August has the most sunshine of the year.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: The daily high UV index of 6 during August translates into the following recommendations:
Guard against overexposure. Protection from sun-induced harm is essential. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. Tightly woven clothing, when worn loosely, shields effectively against the Sun.
Updated: Aug 28, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Is it hot during August?

The average high-temperature, in August, in Fullerton, is 84.9°F (29.4°C), while the average low-temperature is 62.1°F (16.7°C). In August, the average heat index (a.k.a. 'real feel', 'feels like'), which combines air temperature and relative humidity, is appraised at 95°F (35°C).

What is the least humid month?

August is the least humid month, with an average relative humidity of 75%.

What is the average humidity in August?

In Fullerton, the average relative humidity in August is 75%.

How many days does it rain in August?

In Fullerton, in August, it is raining for 14.3 days, with typically 2.28" (58mm) of accumulated precipitation.

When it does not snow?

May through September are months without snowfall in Fullerton.

What is the average length of the day in August?

The average day length in August is 13h and 38min.

What time are sunrise and sunset in August in Fullerton?

In August, on the first day of the month, sunrise is at 6:34 am and sunset at 8:42 pm. On the last day of the month, sunrise is at 7:00 am and sunset at 8:03 pm EDT.

What month has the most sunshine?

August has the most sunshine of the year, with an average of 10.4h of sunshine.

How long on average sun shines in August?

The average sunshine duration in August is 10.4h.

What are the months with the highest UV index?

The months with the highest UV index are May through August, with an average maximum UV index of 6.

What is the UV index reading in August?

The average daily maximum UV index in August is 6. A UV Index of 6 to 7 symbolizes a high health threat 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
Fullerton, KY

Average temperature in August - Fullerton, KY
  • Average high temperature in August: 84.9°F

The warmest month (with the highest average high temperature) is July (86°F).
The month with the lowest average high temperature is January (37.8°F).

  • Average low temperature in August: 62.1°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (24.3°F).

Average pressure in August
Fullerton, KY

Average pressure in August - Fullerton, KY
  • Average pressure in August: 30"Hg

The months with the highest atmospheric pressure are January and November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).

Average wind speed in August
Fullerton, KY

Average wind speed in August - Fullerton, KY
  • Average wind speed in August: 4.5mph

The windiest months (with the highest average wind speed) are January and February (7.5mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).

Average humidity in August
Fullerton, KY

Average humidity in August - Fullerton, KY
  • Average humidity in August: 75%

The months with the highest relative humidity are February and December (81%).
The month with the lowest relative humidity is August (75%).

Average rainfall in August
Fullerton, KY

Average rainfall in August - Fullerton, KY
  • Average rainfall in August: 2.28"

The wettest month (with the highest rainfall) is May (3.19").
The driest month (with the least rainfall) is September (1.85").

Average rainfall days in August
Fullerton, KY

Average rainfall days in August - Fullerton, KY
  • Average rainfall days in August: 14.3 days

The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is November (10.5 days).

Average snowfall in August
Fullerton, KY

Average snowfall in August - Fullerton, KY
  • Average snowfall in August: 0"

The month with the highest snowfall is January (3.19").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in August
Fullerton, KY

Average snowfall days in August - Fullerton, KY
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (10.6 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
Fullerton, KY

Average daylight in August / Average sunshine in August - Fullerton, KY
  • Average daylight in August: 13h and 4min

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

  • Average sunshine in August: 10h and 2min

The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).

Average sunshine days in August
Fullerton, KY

Average sunshine days in August - Fullerton, KY
  • Average sunshine days in August: 13.9 days

The month with the most sunshine days is November (17.3 days).
The month with the least sunshine days is February (10 days).

Average UV index in August
Fullerton, KY

Average UV index in August - Fullerton, KY
  • Average UV index in August: 6

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in August
Fullerton, KY

Average cloud cover in August - Fullerton, KY
  • Average cloud cover in August: 30

The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 30).

Average visibility in August
Fullerton, KY

Average visibility in August - Fullerton, KY
  • Average visibility in August: 5mi

The months with the highest visibility are March, April, June, October and November (6mi).
The months with the lowest visibility are January, February, May, July, August, September and December (5mi).

Fullerton, Kentucky, USA

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