August weather forecast
Penermon, MO

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Weather in August

The last month of the summer, August, is another tropical month in Penermon, Missouri, with an average temperature varying between 67.8°F (19.9°C) and 86.4°F (30.2°C).

Temperature

The shift into August reveals an average high-temperature of a still tropical 86.4°F (30.2°C), closely mirroring July's climate. During August, the average low-temperature is recorded at an enjoyable 67.8°F (19.9°C).

Heat index

For August, the heat index is calculated to be a fiery hot 98.6°F (37°C). Ensure heightened precautions, risk of heat cramps and heat exhaustion is significant. Sustained activity could provoke heatstroke.
Heat index data is primarily for areas with shade and subjected to light winds. With exposure to direct sunshine, the heat index could climb by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'apparent temperature', is achieved by amalgamating air temperature with the relative humidity readings. An individual's perception of weather can be influenced by a variety of factors including metabolic differences, being pregnant, and their degree of physical exertion. Do note, being directly under sun rays can amplify the heat you feel, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. Youngsters generally face more threats than adults given their lesser ability to sweat. Coupled with their larger skin surface relative to their small bodies and higher heat production due to their activities, they are more endangered.
Sweat evaporation plays a crucial role in cooling the human body, a process enabled by perspiration. Under conditions of high relative humidity, the rate of evaporation decreases. This results in the body retaining more heat than under conditions of dry air. Overheating and dehydration threats arise when heat gain goes beyond what the body can comfortably shed.

Humidity

In August, the average relative humidity in Penermon is 76%.

Rainfall

In Penermon, in August, it is raining for 12 days, with typically 1.1" (28mm) of accumulated precipitation. Throughout the year, there are 107.6 rainfall days, and 10.83" (275mm) of precipitation is accumulated.

Snowfall

April through October are months without snowfall.

Daylight

The average length of the day in August is 13h and 31min.
On the first day of the month, sunrise is at 6:05 am and sunset at 8:05 pm. On the last day of August, sunrise is at 6:30 am and sunset at 7:28 pm CDT.

Sunshine

In August, the average sunshine is 10.6h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV rays for average individuals.
Note: In August, the maximum UV index of 6 suggests these recommendations:
Inhibit overexposure. Warding off sun damage is of utmost importance. Remember that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. Make an effort to avoid direct sun exposure during these hours. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.
Updated: Aug 26, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is August?

The high-temperature, in August, in Penermon, records 86.4°F (30.2°C), while the low-temperature is 67.8°F (19.9°C). The average heat index (a.k.a. 'real feel', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, in August is calculated to be 98.6°F (37°C).

What is the average humidity in August?

In Penermon, the average relative humidity in August is 76%.

How many days does it rain in August?

In Penermon, in August, it is raining for 12 days, with typically 1.1" (28mm) of accumulated precipitation.

When it does not snow?

In Penermon, snow does not fall in April through October.

How many hours of daylight does Penermon have in August?

The average day length in August in Penermon is 13h and 31min.

What time are sunrise and sunset in August?

On the first day of August, sunrise is at 6:05 am and sunset at 8:05 pm. On the last day of the month, sunrise is at 6:30 am and sunset at 7:28 pm CDT.

How long on average sun shines in August in Penermon?

In Penermon, Missouri, the average sunshine duration in August is 10.6h.

When is the highest UV index?

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

How high is the UV index in August?

In Penermon, the average daily maximum UV index in August is 6. A UV Index estimate of 6 to 7 represents a high hazard to health 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
Penermon, MO

Average temperature in August - Penermon, MO
  • Average high temperature in August: 86.4°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 (42.4°F).

  • Average low temperature in August: 67.8°F

The month with the highest average low temperature is July (70.3°F).
The coldest month (with the lowest average low temperature) is January (29.5°F).

Average pressure in August
Penermon, MO

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

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in August
Penermon, MO

Average wind speed in August - Penermon, MO
  • Average wind speed in August: 5.7mph

The windiest month (with the highest average wind speed) is February (9.4mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).

Average humidity in August
Penermon, MO

Average humidity in August - Penermon, MO
  • Average humidity in August: 76%

The month with the highest relative humidity is March (78%).
The month with the lowest relative humidity is October (68%).

Average rainfall in August
Penermon, MO

Average rainfall in August - Penermon, MO
  • Average rainfall in August: 1.1"

The wettest month (with the highest rainfall) is May (1.42").
The driest month (with the least rainfall) is September (0.47").

Average rainfall days in August
Penermon, MO

Average rainfall days in August - Penermon, MO
  • Average rainfall days in August: 12 days

The month with the highest number of rainy days is July (12.5 days).
The month with the least rainy days is January (5.3 days).

Average snowfall in August
Penermon, MO

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

The month with the highest snowfall is February (0.24").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in August
Penermon, MO

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

The month with the highest number of snowfall days is February (2 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
Penermon, MO

Average daylight in August / Average sunshine in August - Penermon, MO
  • 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: 10h and 4min

The months with the most sunshine are June and July (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

Average sunshine days in August
Penermon, MO

Average sunshine days in August - Penermon, MO
  • Average sunshine days in August: 16.3 days

The month with the most sunshine days is December (23.4 days).
The month with the least sunshine days is May (15.7 days).

Average UV index in August
Penermon, MO

Average UV index in August - Penermon, MO
  • 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 and December (UV index 2).

Average cloud cover in August
Penermon, MO

Average cloud cover in August - Penermon, MO
  • Average cloud cover in August: 26

The months with the most cloud cover are February and March (Cloud cover 47).
The month with the least cloud cover is June (Cloud cover 25).

Average visibility in August
Penermon, MO

Average visibility in August - Penermon, 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).

Penermon, Missouri, USA

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