August weather forecast
Ernestville, MO

Share

Weather in August

The last month of the summer, August, is also a moderately hot month in Ernestville, Missouri, with an average temperature ranging between max 84.4°F (29.1°C) and min 65.8°F (18.8°C).

Temperature

The shift into August uncovers an average high-temperature of a still moderately hot 84.4°F (29.1°C), subtly different from the previous month. In August, Ernestville records an average nighttime temperature of 65.8°F (18.8°C).

Heat index

For most parts of August, the heat index is computed to be a sweltering 95°F (35°C). Adopt enhanced safety measures, heat exhaustion and heat cramps could occur. Continuous activity may induce heatstroke.
Evaluating the heat index requires understanding its values in the shade and with gentle winds. Direct sunlight exposure may result in a rise of the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', determines the feeling of heat when you account for the relative humidity. Additional elements encompassing metabolic differences, the degree of physical activity, and attire can impact the individual's perception of temperature. Consider the fact that direct sun exposure can influence how hot one feels, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. Youths are typically more endangered than adults since they usually sweat less. Their larger skin surface concerning their smaller bodies and higher heat production due to activity further adds to their vulnerability.
Perspiration is essential for the human body; it facilitates cooling through the process of sweat evaporation. Heightened relative humidity interferes with the body's usual cooling mechanism by reducing evaporation, subsequently decreasing the body's cooling rate and increasing the sensation of heat. When the heat gained surpasses the body's cooling capacity, temperatures rise, signaling potential health concerns.

Humidity

In Ernestville, the average relative humidity in August is 78%.

Rainfall

In August, the rain falls for 13.3 days. Throughout August, 2.32" (59mm) of precipitation is accumulated. In Ernestville, during the entire year, the rain falls for 126.4 days and collects up to 20.08" (510mm) of precipitation.

Snowfall

May through September are months without snowfall.

Daylight

In August, the average length of the day is 13h and 38min.
On the first day of August, sunrise is at 6:16 am and sunset at 8:25 pm. On the last day of the month, sunrise is at 6:43 am and sunset at 7:45 pm CDT.

Sunshine

In August, the average sunshine is 10h.

UV index

June through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to UV radiation for the average person.
Note: A maximum daily UV index of 6 during August morphs into the following directions:
Persist with safeguards and heed sun safety doctrines. Keeping sunburn at bay is of prime importance. Stay in the shade and limit sun exposure from 10 a.m. to 4 p.m., when UV radiation is most potent. Keep in mind that shade structures like parasols or canopies do not offer full protection. Tightly woven clothing, when worn loosely, shields effectively against the Sun.

Frequently asked questions

How hot is August?

An average high-temperature, in August, in Ernestville, is 84.4°F (29.1°C) and the average low-temperature is 65.8°F (18.8°C). In August, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, is computed to be 95°F (35°C).

What is the average humidity in August?

In August, the average relative humidity is 78%.

How many days does it rain in August?

In August, the rain falls for 13.3 days. Throughout August, 2.32" (59mm) of precipitation is accumulated.

When it does not snow?

In Ernestville, 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 38min.

When are sunrise and sunset in August?

On the first day of August, sunrise is at 6:16 am and sunset at 8:25 pm. On the last day of the month, sunrise is at 6:43 am and sunset at 7:45 pm CDT.

How long on average sun shines in August?

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

What are the months with the highest UV index?

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

What is the UV index intensity in August?

In August, the average daily maximum UV index is 6. A UV Index value 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
Ernestville, MO

Average temperature in August - Ernestville, MO
  • Average high temperature in August: 84.4°F

The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (37°F).

  • Average low temperature in August: 65.8°F

The month with the highest average low temperature is July (68°F).
The coldest month (with the lowest average low temperature) is January (23.2°F).

Average pressure in August
Ernestville, MO

Average pressure in August - Ernestville, MO
  • Average pressure in August: 29.97"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in August
Ernestville, MO

Average wind speed in August - Ernestville, MO
  • Average wind speed in August: 6.5mph

The windiest month (with the highest average wind speed) is March (10.1mph).
The calmest months (with the lowest average wind speed) are July and August (6.5mph).

Average humidity in August
Ernestville, MO

Average humidity in August - Ernestville, MO
  • Average humidity in August: 78%

The months with the highest relative humidity are May, June and July (79%).
The month with the lowest relative humidity is October (71%).

Average rainfall in August
Ernestville, MO

Average rainfall in August - Ernestville, MO
  • Average rainfall in August: 2.32"

The wettest month (with the highest rainfall) is May (2.8").
The driest month (with the least rainfall) is January (0.67").

Average rainfall days in August
Ernestville, MO

Average rainfall days in August - Ernestville, MO
  • Average rainfall days in August: 13.3 days

The month with the highest number of rainy days is May (15 days).
The month with the least rainy days is January (5.3 days).

Average snowfall in August
Ernestville, MO

Average snowfall in August - Ernestville, MO
  • Average snowfall in August: 0"

The month with the highest snowfall is February (2.32").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in August
Ernestville, MO

Average snowfall days in August - Ernestville, MO
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is February (5.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in August /
Average sunshine in August
Ernestville, MO

Average daylight in August / Average sunshine in August - Ernestville, MO
  • Average daylight in August: 13h and 4min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in August: 10h and 0min

The months with the most sunshine are June and July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 4h and 54min).

Average sunshine days in August
Ernestville, MO

Average sunshine days in August - Ernestville, MO
  • Average sunshine days in August: 15.3 days

The month with the most sunshine days is December (22.6 days).
The months with the least sunshine days are May and June (13.8 days).

Average UV index in August
Ernestville, MO

Average UV index in August - Ernestville, MO
  • Average UV index in August: 6

The months with the highest UV index are 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
Ernestville, MO

Average cloud cover in August - Ernestville, MO
  • Average cloud cover in August: 28

The month with the most cloud cover is March (Cloud cover 48).
The months with the least cloud cover are June, July and August (Cloud cover 28).

Average visibility in August
Ernestville, MO

Average visibility in August - Ernestville, MO
  • 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).

Ernestville, Missouri, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location