August weather forecast
Fenton, MO

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Weather in August

August, the last month of the summer in Fenton, is another hot month, with an average temperature fluctuating between 67.5°F (19.7°C) and 86.5°F (30.3°C).

Temperature

August's average high-temperature stands at a still hot 86.5°F (30.3°C), showing little deviation from July's 87.4°F (30.8°C). In August, the temperature drops to an average of 67.5°F (19.7°C) at night.

Heat index

During August, the heat index is calculated to be a torrid 98.6°F (37°C). Heightened safety actions are necessary, heat cramps and heat exhaustion are probable. Persistent activity may lead to heatstroke.
In terms of the heat index, values are set with light wind and shade conditions in mind. 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', determines the feeling of heat when you account for the relative humidity. This effect is personal, influenced by the individual's physical activity and heat sensitivity, shaped by factors including wind, attire, and metabolic variations. Remember, direct sunlight exposure can heighten the heat impact and might increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are of high significance for children. Children often fail to understand the importance of rest and rehydration. Thirst is a late manifestation of dehydration - hence, it is crucial to stay hydrated, especially during ongoing physical activities.
When the body gets too warm, it perspires, leading to sweat evaporation which cools it down. With a high level of moisture in the air, the evaporation process becomes less efficient, preventing the body from cooling down efficiently and resulting in a sensation of overheating. With body temperatures on the rise, inefficient heat shedding can lead to dehydration and its associated complications.

Humidity

In August, the average relative humidity is 73%.

Rainfall

In Fenton, in August, it is raining for 13.9 days, with typically 3.35" (85mm) of accumulated precipitation. Throughout the year, there are 141.7 rainfall days, and 32.01" (813mm) of precipitation is accumulated.

Snowfall

In Fenton, snow does not fall in April through August and October.

Daylight

In Fenton, the average length of the day in August is 13h and 37min.
On the first day of the month, sunrise is at 6:04 am and sunset at 8:11 pm. On the last day of August, sunrise is at 6:30 am and sunset at 7:32 pm CDT.

Sunshine

In Fenton, the average sunshine in August is 10.2h.

UV index

The average daily maximum UV index in August in Fenton is 6. A UV Index value of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV rays for the ordinary person.
Note: The maximum daily UV index of 6 in August converts into the following recommendations:
Employ safeguards and advocate sun safety protocols. Shielding against skin and eye damage is crucial. UV radiation from the sun is at its strongest between 10 a.m. and 4 p.m. Try to limit direct exposure during these hours. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.

Frequently asked questions

How hot is it in August?

The high-temperature, in August, in Fenton, records 86.5°F (30.3°C), while the low-temperature is 67.5°F (19.7°C). The average heat index (a.k.a. 'felt air temperature', 'real feel'), which combines air temperature and relative humidity, in August is calculated to be 98.6°F (37°C).

What is the average humidity in August?

In August, the average relative humidity is 73%.

How much does it rain in August?

In Fenton, in August, during 13.9 rainfall days, 3.35" (85mm) of precipitation is typically accumulated.

When it does not snow?

In Fenton, snow does not fall in April through August and October.

Does it snow in August?

In Fenton, in August, it doesn't snow. In September, it regularly snows.

How many hours of daylight does Fenton have in August?

The average day length in August is 13h and 37min.

What time are sunrise and sunset in August?

In August, on the first day of the month, sunrise is at 6:04 am and sunset at 8:11 pm. On the last day of the month, sunrise is at 6:30 am and sunset at 7:32 pm CDT.

How long on average sun shines in August?

In Fenton, the average sunshine duration in August is 10.2h.

How high is the UV index in August?

In Fenton, 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
Fenton, MO

Average temperature in August - Fenton, MO
  • Average high temperature in August: 86.5°F

The warmest month (with the highest average high temperature) is July (87.4°F).
The month with the lowest average high temperature is January (38.1°F).

  • Average low temperature in August: 67.5°F

The month with the highest average low temperature is July (69.3°F).
The coldest month (with the lowest average low temperature) is January (24.6°F).

Average pressure in August
Fenton, MO

Average pressure in August - Fenton, 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 (29.92"Hg).

Average wind speed in August
Fenton, MO

Average wind speed in August - Fenton, MO
  • Average wind speed in August: 5.3mph

The windiest month (with the highest average wind speed) is January (8.9mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).

Average humidity in August
Fenton, MO

Average humidity in August - Fenton, MO
  • Average humidity in August: 73%

The month with the highest relative humidity is May (78%).
The month with the lowest relative humidity is October (71%).

Average rainfall in August
Fenton, MO

Average rainfall in August - Fenton, MO
  • Average rainfall in August: 3.35"

The wettest month (with the highest rainfall) is May (4.09").
The driest month (with the least rainfall) is February (1.54").

Average rainfall days in August
Fenton, MO

Average rainfall days in August - Fenton, MO
  • Average rainfall days in August: 13.9 days

The month with the highest number of rainy days is May (16.9 days).
The month with the least rainy days is January (6.3 days).

Average snowfall in August
Fenton, MO

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

The month with the highest snowfall is January (2.52").
The months with the least snowfall are April, May, June, July, August and October (0").

Average snowfall days in August
Fenton, MO

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

The month with the highest number of snowfall days is January (6.7 days).
The months with the least snowfall days are April, May, June, July and August (0 days).

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

Average daylight in August / Average sunshine in August - Fenton, MO
  • 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 1min

The months with the most sunshine are June and July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 30min).

Average sunshine days in August
Fenton, MO

Average sunshine days in August - Fenton, MO
  • Average sunshine days in August: 15.1 days

The month with the most sunshine days is December (20.1 days).
The months with the least sunshine days are May and July (12.6 days).

Average UV index in August
Fenton, MO

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

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

Average cloud cover in August
Fenton, MO

Average cloud cover in August - Fenton, MO
  • Average cloud cover in August: 29

The month with the most cloud cover is January (Cloud cover 51).
The months with the least cloud cover are June, July and August (Cloud cover 29).

Average visibility in August
Fenton, MO

Average visibility in August - Fenton, 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).

Fenton, Missouri, USA

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