August weather forecast
Sundown, MO

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Weather in August

August, the last month of the summer in Sundown, is another hot month, with an average temperature ranging between min 66.7°F (19.3°C) and max 89.8°F (32.1°C).

Temperature

August's advent notes a subtle adjustment in average high-temperature to a still hot 89.8°F (32.1°C) from July. Sundown experiences a drastic reduction from day temperatures to an average low of 66.7°F (19.3°C) in August.

Heat index

In August, the average heat index is appraised at an extremely hot 107.6°F (42°C). Undertake additional precautions, heat cramps and heat exhaustion could happen. Heatstroke could occur from sustained activity.
Be informed that the heat index values are oriented around shady conditions and gentle breezes. With direct sunlight, the heat index could increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', is the outcome of merging air's temperature and its humidity metrics. Additional factors encompassing metabolic differences, the level of physical activity, and clothing can impact the individual's perception of temperature. Considering the impact of direct sunlight, it's possible for the heat index to surge by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for babies and toddlers. Young ones are generally more prone to risk than adults due to their reduced ability to sweat. Their large skin surface area relative to their diminutive bodies and elevated heat production from their activities further enhance this risk.
Evaporating sweat, an outcome of perspiration, is key in assisting the human body to moderate its temperature. When relative humidity is on the rise, it curtails evaporation, thereby reducing the heat elimination from the body and causing the feeling of being excessively hot. As the body accumulates more heat than it can release, body temperature goes up, increasing the risk of heat-related health issues.

Humidity

The months with the lowest humidity are July, August and October, with an average relative humidity of 73%.

Rainfall

In August, the rain falls for 13.8 days. Throughout August, 2.56" (65mm) of precipitation is accumulated. In Sundown, during the entire year, the rain falls for 136.4 days and collects up to 30.98" (787mm) of precipitation.

Snowfall

April through October are months without snowfall in Sundown.

Daylight

In Sundown, the average length of the day in August is 13h and 31min.
On the first day of the month, sunrise is at 6:17 am and sunset at 8:16 pm. On the last day of August, in Sundown, sunrise is at 6:41 am and sunset at 7:39 pm CDT.

Sunshine

In Sundown, the average sunshine in August is 10.1h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV rays for the ordinary person.
Note: An average maximum UV index of 6 in August leads to these recommendations:
Avert overexposure. Light-skinned people might experience burning in less than 20 minutes. Between 10 a.m. and 4 p.m., UV radiation is strongest. Make an effort to avoid direct sunlight during this time, remembering that shade structures may not provide full sun protection. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.
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Frequently asked questions

How hot is it in Sundown in August?

The high-temperature, in August, in Sundown, is 89.8°F (32.1°C), while the low-temperature averages to 66.7°F (19.3°C). In August, the average heat index (a.k.a. 'apparent temperature', 'feels like'), which factors the actual air temperature with the relative humidity, is appraised at 107.6°F (42°C).

What is the least humid month in Sundown?

The months with the lowest humidity in Sundown are July, August and October, with an average relative humidity of 73%.

What is the average humidity in August in Sundown?

The average relative humidity in August in Sundown is 73%.

How many days does it rain in August in Sundown?

In August, in Sundown, the rain falls for 13.8 days. Throughout August, 2.56" (65mm) of precipitation is accumulated.

When it does not snow in Sundown?

In Sundown, Missouri, snow does not fall in April through October.

What is the average length of the day in August in Sundown?

In Sundown, Missouri, the average day length in August is 13h and 31min.

When are sunrise and sunset in August in Sundown?

On the first day of August in Sundown, sunrise is at 6:17 am and sunset at 8:16 pm. On the last day of the month, sunrise is at 6:41 am and sunset at 7:39 pm CDT.

How long on average sun shines in August in Sundown?

In August, the average sunshine duration in Sundown is 10.1h.

What are the months with the highest UV index in Sundown?

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

What is the UV index reading in August in Sundown?

In August, the average daily maximum UV index in Sundown, Missouri, is 6. A UV Index estimate of 6 to 7 represents a high hazard to health from unprotected exposure to UV radiation.
Average max. wind speed
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
Sundown, MO

Average temperature in August - Sundown, MO
  • Average high temperature in August: 89.8°F

The warmest month (with the highest average high temperature) is July (90.9°F).
The month with the lowest average high temperature is January (44.2°F).

  • Average low temperature in August: 66.7°F

The month with the highest average low temperature is July (68.4°F).
The coldest month (with the lowest average low temperature) is January (28.2°F).

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Average pressure in August
Sundown, MO

Average pressure in August - Sundown, MO
  • Average pressure in August: 29.98"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in August
Sundown, MO

Average wind speed in August - Sundown, MO
  • Average wind speed in August: 4.5mph

The windiest months (with the highest average wind speed) are January, February, March and April (7mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).

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Average humidity in August
Sundown, MO

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

The month with the highest relative humidity is March (79%).
The months with the lowest relative humidity are July, August and October (73%).

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Average rainfall in August
Sundown, MO

Average rainfall in August - Sundown, MO
  • Average rainfall in August: 2.56"

The wettest month (with the highest rainfall) is May (4.33").
The driest month (with the least rainfall) is September (1.73").

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Average rainfall days in August
Sundown, MO

Average rainfall days in August - Sundown, MO
  • Average rainfall days in August: 13.8 days

The month with the highest number of rainy days is May (15.9 days).
The month with the least rainy days is January (7.6 days).

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Average snowfall in August
Sundown, MO

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

The month with the highest snowfall is February (1.77").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in August
Sundown, MO

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

The month with the highest number of snowfall days is January (4.4 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

Average daylight in August / Average sunshine in August - Sundown, 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 1min

The month with the most sunshine is June (Average sunshine: 10h and 30min).
The months with the least sunshine are January and February (Average sunshine: 5h and 6min).

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Average sunshine days in August
Sundown, MO

Average sunshine days in August - Sundown, MO
  • Average sunshine days in August: 14.3 days

The month with the most sunshine days is December (20.4 days).
The month with the least sunshine days is May (12.7 days).

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Average UV index in August
Sundown, MO

Average UV index in August - Sundown, 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, February and December (UV index 2).

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Average cloud cover in August
Sundown, MO

Average cloud cover in August - Sundown, MO
  • Average cloud cover in August: 31

The month with the most cloud cover is March (Cloud cover 49).
The months with the least cloud cover are June and July (Cloud cover 30).

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Average visibility in August
Sundown, MO

Average visibility in August - Sundown, MO
  • Average visibility in August: 5mi

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

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Sundown, Missouri, USA

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