August weather forecast
Saint Elizabeth, MO

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Weather in August

August, the last month of the summer in Saint Elizabeth, is another hot month, with an average temperature varying between 65.7°F (18.7°C) and 87.1°F (30.6°C).

Temperature

Saint Elizabeth experiences a minor change to a still tropical 87.1°F (30.6°C) in average high-temperature during August, closely reflecting July. Saint Elizabeth observes an average low-temperature of 65.7°F (18.7°C) during August.

Heat index

For most parts of August, the heat index is computed to be a torrid 98.6°F (37°C). Implement additional cautionary measures, heat cramps and heat exhaustion could occur. Prolonged activity might induce heatstroke.
It is worth noting that heat index values are gauged for conditions in the shade and light breezes. Heat index values may rise by up to 15 Fahrenheit (8 Celsius) degrees when exposed to direct sunlight.
Note: The heat index, also known as 'real feel' or 'felt air temperature', gauges the sensation of temperature factoring in the air's moisture content. The individual's impression of temperature can be shaped by additional aspects such as metabolic variations, physical activity, and clothing. Being under direct sunshine can magnify the heat experience, possibly pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values remain especially vital for babies and toddlers. In general, children are more at risk than adults because they sweat less. Furthermore, the large skin surface compared to their small bodies and the high heat production due to their actions contribute to this vulnerability.
Evaporation of sweat is the main factor behind the cooling effect of perspiration in the human body. Under high air temperature coupled with high humidity (high heat index), the body's perspiration is reduced, intensifying the sensation of heat. Overheating risks increase with rising body temperatures, especially if heat release isn't efficient.

Humidity

August and October, with an average relative humidity of 73%, are the least humid months.

Rainfall

In Saint Elizabeth, during August, the rain falls for 13.4 days and regularly aggregates up to 2.28" (58mm) of precipitation. In Saint Elizabeth, during the entire year, the rain falls for 136.8 days and collects up to 26.18" (665mm) of precipitation.

Snowfall

In Saint Elizabeth, snow does not fall in June through October.

Daylight

In August, the average length of the day in Saint Elizabeth is 13h and 36min.
On the first day of the month, sunrise is at 6:12 am and sunset at 8:18 pm. On the last day of August, in Saint Elizabeth, sunrise is at 6:38 am and sunset at 7:39 pm CDT.

Sunshine

In Saint Elizabeth, the average sunshine in August is 10.2h.

UV index

The months with the highest UV index are June through August, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health risk from unprotected exposure to Sun's UV rays for the average person.
Note: A typical high UV index of 6 in August suggests the following recommendations:
Sustain precautions and conform to sun safety norms. Preventing sunburn is necessary. 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. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.
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Frequently asked questions

How hot is August in Saint Elizabeth?

In Saint Elizabeth, 87.1°F (30.6°C) is the average high-temperature and 65.7°F (18.7°C) is the average low-temperature during August. The average heat index (a.k.a. 'real feel', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, in August is computed to be 98.6°F (37°C).

What is the least humid month in Saint Elizabeth?

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

What is the average humidity in August in Saint Elizabeth?

In August, the average relative humidity in Saint Elizabeth, Missouri, is 73%.

How many days does it rain in August in Saint Elizabeth?

In August, in Saint Elizabeth, the rain falls for 13.4 days. Throughout August, 2.28" (58mm) of precipitation is accumulated.

When it does not snow in Saint Elizabeth?

In Saint Elizabeth, snow does not fall in June through October.

What is the average length of the day in August in Saint Elizabeth?

In Saint Elizabeth, the average day length in August is 13h and 36min.

What time are sunrise and sunset in August in Saint Elizabeth?

On the first day of August, sunrise is at 6:12 am and sunset at 8:18 pm. On the last day of the month, sunrise is at 6:38 am and sunset at 7:39 pm CDT.

How many hours of sunshine does Saint Elizabeth have in August?

The average sunshine duration in August in Saint Elizabeth is 10.2h.

What is the month with the highest UV index in Saint Elizabeth?

The months with the highest UV index in Saint Elizabeth, Missouri, are June through August, with an average maximum UV index of 6.

What is the UV index reading in August in Saint Elizabeth?

The average daily maximum UV index in August in Saint Elizabeth is 6. A UV Index estimate of 6 to 7 represents a high health threat from exposure to the Sun's 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
Saint Elizabeth, MO

Average temperature in August - Saint Elizabeth, MO
  • Average high temperature in August: 87.1°F

The warmest month (with the highest average high temperature) is July (88.9°F).
The month with the lowest average high temperature is January (38.8°F).

  • Average low temperature in August: 65.7°F

The month with the highest average low temperature is July (68°F).
The coldest month (with the lowest average low temperature) is January (24.3°F).

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Average pressure in August
Saint Elizabeth, MO

Average pressure in August - Saint Elizabeth, 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
Saint Elizabeth, MO

Average wind speed in August - Saint Elizabeth, MO
  • Average wind speed in August: 5.9mph

The windiest months (with the highest average wind speed) are January and March (8.9mph).
The calmest month (with the lowest average wind speed) is July (5.8mph).

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Average humidity in August
Saint Elizabeth, MO

Average humidity in August - Saint Elizabeth, MO
  • Average humidity in August: 73%

The month with the highest relative humidity is May (77%).
The months with the lowest relative humidity are August and October (73%).

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Average rainfall in August
Saint Elizabeth, MO

Average rainfall in August - Saint Elizabeth, MO
  • Average rainfall in August: 2.28"

The wettest month (with the highest rainfall) is May (3.58").
The driest month (with the least rainfall) is January (1.18").

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Average rainfall days in August
Saint Elizabeth, MO

Average rainfall days in August - Saint Elizabeth, MO
  • Average rainfall days in August: 13.4 days

The month with the highest number of rainy days is May (16.3 days).
The months with the least rainy days are January and December (6.7 days).

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Average snowfall in August
Saint Elizabeth, MO

Average snowfall in August - Saint Elizabeth, MO
  • Average snowfall in August: 0"

The month with the highest snowfall is February (2.8").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in August
Saint Elizabeth, MO

Average snowfall days in August - Saint Elizabeth, MO
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is February (7 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in August /
Average sunshine in August
Saint Elizabeth, MO

Average daylight in August / Average sunshine in August - Saint Elizabeth, 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 36min).

  • 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: 4h and 54min).

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Average sunshine days in August
Saint Elizabeth, MO

Average sunshine days in August - Saint Elizabeth, MO
  • Average sunshine days in August: 14.7 days

The month with the most sunshine days is December (19.5 days).
The month with the least sunshine days is May (11.8 days).

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Average UV index in August
Saint Elizabeth, MO

Average UV index in August - Saint Elizabeth, 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).

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Average cloud cover in August
Saint Elizabeth, MO

Average cloud cover in August - Saint Elizabeth, MO
  • Average cloud cover in August: 28

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

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Average visibility in August
Saint Elizabeth, MO

Average visibility in August - Saint Elizabeth, 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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Saint Elizabeth, Missouri, USA

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