August weather forecast and climate
Lamar, AR

Weather in August

The last month of the summer, August, is another tropical month in Lamar, Arkansas, with average temperature ranging between min 68.4°F (20.2°C) and max 90.7°F (32.6°C).

Temperature

In Lamar, Arkansas, the average high-temperature is relatively the same as in July - a still tropical 90.7°F (32.6°C). In Lamar, the average low-temperature is 68.4°F (20.2°C).

Heat index

The average heat index in August is evaluated at a blistering 109.4°F (43°C). Beware - heat cramps and heat exhaustion are very likely. Heatstroke is imminent with prolonged activity.
Take into consideration that the heat index values are calculated for shade and light wind conditions. With the exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature', 'apparent temperature', 'real feel', or 'feels like', is a measure of how hot it feels when the actual air humidity is factored in. This effect is individual, with diverse people perceiving weather differently for numerous reasons (clothing, wind, pregnancy), and activity. Be aware that direct exposure to sunlight increases heat impact, and may raise the heat index additionally, by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it is vital to remain hydrated, particularly during prolonged physical activities.
The human body normally cools itself by perspiration. Excessive warmth is eliminated from the body by evaporation of sweat. Under high air temperature and humidity (high heat index) conditions, perspiration is limited, and the perception of heat is increased. When heat gain exceeds the level the body can remove, body temperature begins to rise, and heat-related illnesses and disorders may develop.

Humidity

Months with the lowest humidity in Lamar are July and August, with an average relative humidity of 72%.

Rainfall

In Lamar, during 14 rainfall days, 2.95" (75mm) of precipitation is typically accumulated. Throughout the year, in Lamar, there are 146.4 rainfall days, and 35.98" (914mm) of precipitation is accumulated.

Snowfall

April through October are months without snowfall in Lamar.

Daylight

The average length of the day in Lamar is 13.4h.

Sunshine

In Lamar, Arkansas, the average sunshine is 10.4h.

UV index

In Lamar, the average daily maximum UV index in August is 6. A UV Index estimate of 6 to 7 represents a high threat to health from unsafe exposure to the UV radiation for the average person.
Note: The average daily UV index of 6 transform into the following instructions:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. 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. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
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FAQ

What is the temperature in August in Lamar?

In Lamar, Arkansas, in August, the average high-temperature is 90.7°F (32.6°C), and the average low-temperature is 68.4°F (20.2°C). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), that takes the relative humidity and factores it into the air temperature reading, in August is appraised at 109.4°F (43°C).

What are the least humid months in Lamar?

Months with the lowest humidity are July and August, with an average relative humidity of 72%.

What is the average humidity in August in Lamar?

In August, the average relative humidity in Lamar, Arkansas, is 72%.

How much does it rain in Lamar in August?

In Lamar, Arkansas, in August, during 14 rainfall days, 2.95" (75mm) of precipitation is typically accumulated.

When it does not snow in Lamar?

April through October are months without snowfall in Lamar, Arkansas.

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

The average length of the day in August in Lamar is 13.4h.

How many hours of sunshine does Lamar have in August?

In Lamar, Arkansas, the average sunshine in August is 10.4h.

How high is the UV index in August in Lamar?

In Lamar, the average daily maximum UV index in August is 6. A UV Index reading of 6 to 7 represents a high health risk from unsafe exposure to the Sun's UV rays.

Average temperature in August
Lamar, AR

Average temperature in August - Lamar, AR
  • Average high temperature in August: 90.7°F

The warmest month (with the highest average high temperature) is July (91.4°F).
The month with the lowest average high temperature is January (46.9°F).

  • Average low temperature in August: 68.4°F

The month with the highest average low temperature is July (68.9°F).
The coldest month (with the lowest average low temperature) is January (30.6°F).

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Average pressure in August
Lamar, AR

Average pressure in August - Lamar, AR
  • Average pressure in August: 29.97"

The month with the highest atmospheric pressure is January (30.17").
The month with the lowest atmospheric pressure is June (29.94").

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Average wind speed in August
Lamar, AR

Average wind speed in August - Lamar, AR
  • Average wind speed in August: 4.2mph

The windiest month (with the highest average wind speed) is April (6.2mph).
The calmest months (with the lowest average wind speed) are July and August (4.2mph).

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Average humidity in August
Lamar, AR

Average humidity in August - Lamar, AR
  • Average humidity in August: 72%

Months with the highest relative humidity are March and May (79%).
Months with the lowest relative humidity are July and August (72%).

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Average rainfall in August
Lamar, AR

Average rainfall in August - Lamar, AR
  • Average rainfall in August: 2.95"

The wettest months (with the highest rainfall) are April and May (4.41").
The driest month (with the least rainfall) is September (1.93").

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Average rainfall days in August
Lamar, AR

Average rainfall days in August - Lamar, AR
  • Average rainfall days in August: 14 days

The month with the highest number of rainy days is May (15.5 days).
The month with the least rainy days is November (9 days).

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Average snowfall in August
Lamar, AR

Average snowfall in August - Lamar, AR
  • Average snowfall in August: 0"

Months with the highest snowfall are January and February (0.79").
Months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in August
Lamar, AR

Average snowfall days in August - Lamar, AR
  • Average snowfall days in August: 0 days

Months with the highest number of snowfall days are January and February (1.5 days).
Months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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Average daylight in August /
Average sunshine in August
Lamar, AR

Average daylight in August / Average sunshine in August - Lamar, AR
  • Average daylight in August: 13.4h

The month with the longest days is June (Average daylight: 14.5h).
The month with the shortest days is December (Average daylight: 9.8h).

  • Average sunshine in August: 10.4h

The month with the most sunshine is July (Average sunshine: 10.5h).
The month with the least sunshine is February (Average sunshine: 5.4h).

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Average sunshine days in August
Lamar, AR

Average sunshine days in August - Lamar, AR
  • Average sunshine days in August: 13.7 days

The month with the most sunshine days is January (20.3 days).
The month with the least sunshine days is May (13.2 days).

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Average UV index in August
Lamar, AR

Average UV index in August - Lamar, AR
  • Average UV index in August: 6

Months with the highest UV index are June and July (UV index 7).
Months with the lowest UV index are January and December (UV index 2).

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Average cloud cover in August
Lamar, AR

Average cloud cover in August - Lamar, AR
  • Average cloud cover in August: 28

The month with the most cloud cover is March (Cloud cover 46).
Months with the least cloud cover are August and September (Cloud cover 28).

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Average visibility in August
Lamar, AR

Average visibility in August - Lamar, AR
  • Average visibility in August: 6mi

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

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