August weather forecast
Glencoe, MO

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Weather in August

August, the last month of the summer in Glencoe, is another hot month, with temperature in the range of an average low of 67.3°F (19.6°C) and an average high of 86.5°F (30.3°C).

Temperature

Glencoe transitions into August recording an average high-temperature of a still hot 86.5°F (30.3°C), closely aligning with the preceding month's temperature. Glencoe in August experiences a low-temperature average of 67.3°F (19.6°C).

Heat index

In August, the heat index is evaluated at a very hot 98.6°F (37°C). Emphasize additional safety, risk of heat cramps and heat exhaustion is high. Continuous activity might result in heatstroke.
Take into consideration that the heat index values are calculated for shade and light wind conditions. Direct sunlight can potentially boost the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', is a numerical representation of warmth when taking temperature and moisture levels into account. Elements such as metabolic variations, pregnancy, and physical exertion can influence one's weather perception. Direct sun rays have a notable impact on perceived temperature, which can raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. Youngsters frequently overlook the need for breaks and fluid intake. Thirst is an advanced sign of dehydration - thereby highlighting the importance of keeping hydrated, particularly during long physical activities.
Perspiration is the body's default response to elevated temperatures, as it promotes the evaporation of sweat to achieve cooling. Elevated relative humidity diminishes evaporation, thereby reducing the body's ability to shed heat and creating a feeling of being too warm. Potential thermal conditions emerge as the body's heat gain outpaces its cooling mechanisms.

Humidity

In Glencoe, the average relative humidity in August is 73%.

Rainfall

In Glencoe, Missouri, in August, it is raining for 13.8 days, with typically 2.68" (68mm) of accumulated precipitation. In Glencoe, during the entire year, the rain falls for 134.1 days and collects up to 23.82" (605mm) of precipitation.

Snowfall

April through October are months without snowfall.

Daylight

In August, the average length of the day is 13h and 37min.
On the first day of August, sunrise is at 6:05 am and sunset at 8:12 pm. On the last day of the month, sunrise is at 6:31 am and sunset at 7:33 pm CDT.

Sunshine

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

UV index

In August, the average daily maximum UV index is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation for average individuals.
Note: A daily maximum UV index of 6 in August translates into the following instructions:
Enforce precautions and stick to sun safety measures. Preservation from skin and eye damage is essential. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is particularly strong, noting that parasols or canopies may not offer total sun protection. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.
Updated: Aug 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is August?

In August, in Glencoe, the average high-temperature is 86.5°F (30.3°C), and the average low-temperature is 67.3°F (19.6°C). The average heat index (a.k.a. 'feels like', 'real feel'), which factors the actual air temperature with the relative humidity, in August is evaluated at 98.6°F (37°C).

What is the average humidity in August?

The average relative humidity in August is 73%.

How much does it rain in August?

In Glencoe, during August, the rain falls for 13.8 days and regularly aggregates up to 2.68" (68mm) of precipitation.

When it does not snow?

April through October are months without snowfall.

How many hours of daylight does Glencoe have in August?

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

When are sunrise and sunset in August?

In August, on the first day of the month, sunrise is at 6:05 am and sunset at 8:12 pm. On the last day of the month, in Glencoe, sunrise is at 6:31 am and sunset at 7:33 pm CDT.

How long on average sun shines in August?

The average sunshine duration in August in Glencoe is 10.1h.

What is the UV index intensity in August?

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

Average temperature in August - Glencoe, MO
  • Average high temperature in August: 86.5°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 (38.5°F).

  • Average low temperature in August: 67.3°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
Glencoe, MO

Average pressure in August - Glencoe, 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
Glencoe, MO

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

The windiest month (with the highest average wind speed) is January (8.8mph).
The calmest months (with the lowest average wind speed) are July and August (5.3mph).

Average humidity in August
Glencoe, MO

Average humidity in August - Glencoe, 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
Glencoe, MO

Average rainfall in August - Glencoe, MO
  • Average rainfall in August: 2.68"

The wettest month (with the highest rainfall) is May (3.03").
The driest month (with the least rainfall) is February (1.1").

Average rainfall days in August
Glencoe, MO

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

The month with the highest number of rainy days is May (16.3 days).
The month with the least rainy days is December (6.1 days).

Average snowfall in August
Glencoe, MO

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

The month with the highest snowfall is December (1.3").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in August
Glencoe, MO

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

The month with the highest number of snowfall days is January (6.4 days).
The months with the least snowfall days are May, June, July and August (0 days).

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

Average daylight in August / Average sunshine in August - Glencoe, 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 month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 36min).

Average sunshine days in August
Glencoe, MO

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

The month with the most sunshine days is December (20.3 days).
The month with the least sunshine days is May (12.6 days).

Average UV index in August
Glencoe, MO

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

Average cloud cover in August
Glencoe, MO

Average cloud cover in August - Glencoe, 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
Glencoe, MO

Average visibility in August - Glencoe, 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).

Glencoe, Missouri, USA

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