August weather forecast
Ladue, MO

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Weather in August

August, the last month of the summer in Ladue, is another warm month, with temperature in the range of an average low of 67.1°F (19.5°C) and an average high of 85.5°F (29.7°C).

Temperature

Ladue transitions into August recording an average high-temperature of a moderately hot 85.5°F (29.7°C), closely aligning with the preceding month's temperature. An average low-temperature of 67.1°F (19.5°C) is noted during the nights in August in Ladue.

Heat index

The heat index value during August is evaluated at a fiery hot 95°F (35°C). Exercise special caution, heat exhaustion and heat cramps are probable. Prolonged activity may induce heatstroke.
In the scope of the heat index, its values resonate with shade and light wind conditions. Direct sunlight has the potential to heighten heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', is an index that combines air temperature and relative humidity to determine the human-perceived temperature equivalent. The individual's impression of temperature can be affected by numerous factors such as metabolic variations, physical exertion, and attire. Keep it in mind, direct sunlight can augment the heat you experience, possibly pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it's vital to remain hydrated, particularly during prolonged physical activities.
Humans rely on perspiration as a cooling mechanism, wherein the evaporating sweat counteracts excessive warmth. Relative humidity in excess curtails evaporation, therefore reducing heat dissipation from the body, leading to feelings of excess heat. Heat-related complications, like dehydration, can manifest if the body's heat gain exceeds its dissipation capacity.

Humidity

The average relative humidity in August in Ladue is 75%.

Rainfall

In Ladue, in August, during 14.2 rainfall days, 3.31" (84mm) of precipitation is typically accumulated. In Ladue, during the entire year, the rain falls for 144.8 days and collects up to 30.59" (777mm) of precipitation.

Snowfall

April through October are months without snowfall.

Daylight

In Ladue, the average length of the day in August is 13h and 37min.
On the first day of August, sunrise is at 6:03 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.

Sunshine

In August, the average sunshine in Ladue is 10.3h.

UV index

The months with the highest UV index in Ladue are May through August, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high threat to health from unsafe exposure to UV radiation for average individuals.
Note: In August, a regular UV index of 6 translates into these guidelines:
Elude overexposure. Fair-skinned people could get burnt in less than 20 minutes. Avoid direct Sun exposure and seek shade from 10 a.m. to 4 p.m., the period of highest UV radiation. Remember, however, that not all shade structures offer full protection. Boost your sun resistance with garments that are densely woven yet spacious.
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Frequently asked questions

How hot is it in Ladue in August?

In August, in Ladue, the average high-temperature is 85.5°F (29.7°C), and the average low-temperature is 67.1°F (19.5°C). In August, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which combines air temperature and relative humidity, is evaluated at 95°F (35°C).

What is the average humidity in August in Ladue?

The average relative humidity in August in Ladue, Missouri, is 75%.

How many days does it rain in August in Ladue?

In Ladue, Missouri, during August, the rain falls for 14.2 days and regularly aggregates up to 3.31" (84mm) of precipitation.

When it does not snow in Ladue?

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

How many hours of daylight does Ladue have in August?

In Ladue, the average day length in August is 13h and 37min.

When is the sunrise / sunset in August in Ladue?

In August, on the first day of the month, sunrise is at 6:03 am and sunset at 8:11 pm. On the last day of the month, in Ladue, Missouri, sunrise is at 6:30 am and sunset at 7:32 pm CDT.

How many hours of sunshine does Ladue have in August?

In August, the average sunshine duration in Ladue is 10.3h.

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

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

What is the UV index intensity in August in Ladue?

In August, the average daily maximum UV index in Ladue, Missouri, is 6. A UV Index reading of 6 to 7 represents a high health vulnerability 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
Ladue, MO

Average temperature in August - Ladue, MO
  • Average high temperature in August: 85.5°F

The warmest month (with the highest average high temperature) is July (86.9°F).
The month with the lowest average high temperature is January (37.8°F).

  • Average low temperature in August: 67.1°F

The month with the highest average low temperature is July (69.1°F).
The coldest month (with the lowest average low temperature) is January (24.3°F).

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Average pressure in August
Ladue, MO

Average pressure in August - Ladue, MO
  • Average pressure in August: 29.98"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).

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Average wind speed in August
Ladue, MO

Average wind speed in August - Ladue, MO
  • Average wind speed in August: 5.5mph

The windiest month (with the highest average wind speed) is January (9.2mph).
The calmest months (with the lowest average wind speed) are July and August (5.5mph).

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Average humidity in August
Ladue, MO

Average humidity in August - Ladue, MO
  • Average humidity in August: 75%

The month with the highest relative humidity is May (78%).
The month with the lowest relative humidity is October (70%).

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Average rainfall in August
Ladue, MO

Average rainfall in August - Ladue, MO
  • Average rainfall in August: 3.31"

The wettest month (with the highest rainfall) is May (3.58").
The driest month (with the least rainfall) is February (1.69").

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Average rainfall days in August
Ladue, MO

Average rainfall days in August - Ladue, MO
  • Average rainfall days in August: 14.2 days

The month with the highest number of rainy days is May (16.9 days).
The month with the least rainy days is January (6.5 days).

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Average snowfall in August
Ladue, MO

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

The month with the highest snowfall is February (2.6").
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
Ladue, MO

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

The month with the highest number of snowfall days is February (5.2 days).
The months with the least snowfall days are May, June, July and August (0 days).

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

Average daylight in August / Average sunshine in August - Ladue, 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 2min

The months with the most sunshine are June and July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 36min).

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Average sunshine days in August
Ladue, MO

Average sunshine days in August - Ladue, MO
  • Average sunshine days in August: 13.8 days

The month with the most sunshine days is January (21 days).
The month with the least sunshine days is June (11.2 days).

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Average UV index in August
Ladue, MO

Average UV index in August - Ladue, 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
Ladue, MO

Average cloud cover in August - Ladue, MO
  • Average cloud cover in August: 27

The month with the most cloud cover is January (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 27).

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Average visibility in August
Ladue, MO

Average visibility in August - Ladue, 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).

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Ladue, Missouri, USA

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