August weather forecast
Lexington, MO

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Weather in August

August, the last month of the summer in Lexington, is another warm month, with an average temperature varying between 83.8°F (28.8°C) and 65.7°F (18.7°C).

Temperature

July's transformation into August witnesses an average high-temperature of a still moderately hot 83.8°F (28.8°C), noting a minor change from the preceding month. Throughout the month of August, Lexington witnesses an average temperature of 65.7°F (18.7°C).

Heat index

The heat index value for August is calculated to be a hot 93.2°F (34°C). Implement heightened safety measures - risk of heat exhaustion and heat cramps is increased. Prolonged activity may result in heatstroke.
One should consider that heat index numbers are for shaded settings and light wind. The heat index could see an increase by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'apparent temperature' or 'real feel', is an index that combines air temperature and relative humidity to determine the human-perceived temperature equivalent. A person's impression of weather can be shaped by many aspects, among them metabolic variations, pregnancy, and levels of physical activity. Direct exposure to sun rays can potentially augment the heat sensation, elevating the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values hold great significance to children. Youngsters typically face more danger than adults since they sweat less. Their larger skin surface compared to their small bodies and heightened heat production from their activities augment their vulnerability.

Humidity

In Lexington, the average relative humidity in August is 78%.

Rainfall

In Lexington, in August, during 14.5 rainfall days, 2.83" (72mm) of precipitation is typically accumulated. In Lexington, during the entire year, the rain falls for 139.1 days and collects up to 27.28" (693mm) of precipitation.

Snowfall

In Lexington, snow does not fall in April, June through September.

Daylight

The average length of the day in August is 13h and 39min.
On the first day of the month, sunrise is at 6:16 am and sunset at 8:27 pm. On the last day of August, sunrise is at 6:43 am and sunset at 7:47 pm CDT.

Sunshine

The average sunshine in August is 10.2h.

UV index

June through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for average individuals.
Note: A maximum UV index of 6 in August translates into the following recommendations:
Skirt overexposure. People with light complexions might get scorched in under 20 minutes. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays.
Updated: Aug 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is August?

The average high-temperature, in August, in Lexington, is 83.8°F (28.8°C), while the average low-temperature is 65.7°F (18.7°C). The average heat index (a.k.a. 'feels like', 'apparent temperature'), which combines air temperature and relative humidity, in August is calculated to be 93.2°F (34°C).

What is the average humidity in August?

In August, the average relative humidity is 78%.

How many days does it rain in August?

In August, the rain falls for 14.5 days. Throughout August, 2.83" (72mm) of precipitation is accumulated.

When it does not snow?

April, June through September are months without snowfall in Lexington, Missouri.

What is the average length of the day in August?

In August, the average day length is 13h and 39min.

When are sunrise and sunset in August?

In August, on the first day of the month, sunrise is at 6:16 am and sunset at 8:27 pm. On the last day of the month, in Lexington, sunrise is at 6:43 am and sunset at 7:47 pm CDT.

How long on average sun shines in August?

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

When is the highest UV index?

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

What is the UV index intensity in August?

The average daily maximum UV index in August is 6. A UV Index estimate of 6 to 7 represents a high health threat 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
Lexington, MO

Average temperature in August - Lexington, MO
  • Average high temperature in August: 83.8°F

The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (36.5°F).

  • Average low temperature in August: 65.7°F

The month with the highest average low temperature is July (67.8°F).
The coldest month (with the lowest average low temperature) is January (22.5°F).

Average pressure in August
Lexington, MO

Average pressure in August - Lexington, MO
  • Average pressure in August: 29.96"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

Average wind speed in August
Lexington, MO

Average wind speed in August - Lexington, MO
  • Average wind speed in August: 6.2mph

The windiest month (with the highest average wind speed) is March (9.9mph).
The calmest month (with the lowest average wind speed) is August (6.2mph).

Average humidity in August
Lexington, MO

Average humidity in August - Lexington, MO
  • Average humidity in August: 78%

The months with the highest relative humidity are May and June (80%).
The months with the lowest relative humidity are October and November (71%).

Average rainfall in August
Lexington, MO

Average rainfall in August - Lexington, MO
  • Average rainfall in August: 2.83"

The wettest month (with the highest rainfall) is May (3.78").
The driest month (with the least rainfall) is January (0.98").

Average rainfall days in August
Lexington, MO

Average rainfall days in August - Lexington, MO
  • Average rainfall days in August: 14.5 days

The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is January (5.6 days).

Average snowfall in August
Lexington, MO

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

The month with the highest snowfall is February (2.72").
The months with the least snowfall are April, June, July, August and September (0").

Average snowfall days in August
Lexington, MO

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

The month with the highest number of snowfall days is February (5.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in August / Average sunshine in August - Lexington, MO
  • Average daylight in August: 13h and 4min

The month with the longest days is June (Average daylight: 14h and 54min).
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: 5h and 0min).

Average sunshine days in August
Lexington, MO

Average sunshine days in August - Lexington, MO
  • Average sunshine days in August: 14 days

The month with the most sunshine days is December (21.5 days).
The month with the least sunshine days is June (11.4 days).

Average UV index in August
Lexington, MO

Average UV index in August - Lexington, 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).

Average cloud cover in August
Lexington, MO

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

The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 26).

Average visibility in August
Lexington, MO

Average visibility in August - Lexington, 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).

Lexington, Missouri, USA

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