August weather forecast
New Madrid, MO

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Weather in August

The last month of the summer, August, is another hot month in New Madrid, Missouri, with an average temperature ranging between min 67.8°F (19.9°C) and max 86.4°F (30.2°C).

Temperature

The transition into August notes an average high-temperature of a still tropical 86.4°F (30.2°C), revealing a mild distinction from the 87.6°F (30.9°C) in July. New Madrid usually reports an average low-temperature of 67.8°F (19.9°C) during the month of August.

Heat index

The heat index value for August is estimated at a sweltering 98.6°F (37°C). Implement enhanced safety actions, heat cramps and heat exhaustion could occur. Sustained activity might result in heatstroke.
Heat index evaluations are typically in the context of light winds and shaded environments. Direct exposure to sunlight could raise the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'apparent temperature', gauges the sensation of temperature factoring in the air's moisture content. One's perception of weather can be shaped by other factors, involving metabolic differences, pregnancy, and physical exertion. One must note that being under the direct sun can escalate the heat's effects, with the heat index possibly rising by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to children. 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.
The process of perspiration is vital for the human body to get rid of excess warmth by allowing sweat to evaporate. Excessive relative humidity disturbs the body's typical cooling process by reducing evaporation, leading to a decrease in body cooling rate and an increase in the sensation of warmth. When heat gain exceeds the level the body can remove, body temperature begins to rise, and heat-related illnesses and disorders may develop.

Humidity

The average relative humidity in August in New Madrid is 77%.

Rainfall

In August, the rain falls for 13.3 days. Throughout August, 2.56" (65mm) of precipitation is accumulated. In New Madrid, during the entire year, the rain falls for 151.9 days and collects up to 36.06" (916mm) of precipitation.

Snowfall

In New Madrid, Missouri, snow does not fall in April through September.

Daylight

In New Madrid, the average length of the day in August is 13h and 31min.
On the first day of the month, sunrise is at 6:04 am and sunset at 8:03 pm. On the last day of August, in New Madrid, sunrise is at 6:29 am and sunset at 7:27 pm CDT.

Sunshine

In New Madrid, the average sunshine in August is 10.4h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index. 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: In August, the maximum UV index of 6 suggests these recommendations:
Uphold preventive measures and conform to sun safety guidelines. Defending against skin and eye harm is crucial. 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. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.
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Frequently asked questions

Is it hot in New Madrid during August?

New Madrid in August has an average high-temperature of 86.4°F (30.2°C) and an average low-temperature of 67.8°F (19.9°C). The average heat index (a.k.a. 'felt air temperature', 'real feel'), which represents the influence of relative humidity on air temperature, in August is estimated at 98.6°F (37°C).

What is the average humidity in August in New Madrid?

In August, the average relative humidity is 77%.

How many days does it rain in August in New Madrid?

In New Madrid, in August, it is raining for 13.3 days, with typically 2.56" (65mm) of accumulated precipitation.

When it does not snow in New Madrid?

In New Madrid, snow does not fall in April through September.

How many hours of daylight does New Madrid have in August?

In New Madrid, the average day length in August is 13h and 31min.

When are sunrise and sunset in August in New Madrid?

On the first day of August, sunrise is at 6:04 am and sunset at 8:03 pm. On the last day of the month, sunrise is at 6:29 am and sunset at 7:27 pm CDT.

How long on average sun shines in August in New Madrid?

The average sunshine duration in August in New Madrid, Missouri, is 10.4h.

What are the months with the highest UV index in New Madrid?

The months with the highest UV index in New Madrid, Missouri, are May through August, with an average maximum UV index of 6.

What is the UV index intensity in August in New Madrid?

In August, the average daily maximum UV index in New Madrid, Missouri, is 6. A UV Index estimate of 6 to 7 represents a high hazard to health 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
New Madrid, MO

Average temperature in August - New Madrid, MO
  • Average high temperature in August: 86.4°F

The warmest month (with the highest average high temperature) is July (87.6°F).
The month with the lowest average high temperature is January (42.8°F).

  • Average low temperature in August: 67.8°F

The month with the highest average low temperature is July (70.5°F).
The coldest month (with the lowest average low temperature) is January (30°F).

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Average pressure in August
New Madrid, MO

Average pressure in August - New Madrid, 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 (29.94"Hg).

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Average wind speed in August
New Madrid, MO

Average wind speed in August - New Madrid, MO
  • Average wind speed in August: 5.8mph

The windiest month (with the highest average wind speed) is February (9.8mph).
The calmest months (with the lowest average wind speed) are July and August (5.8mph).

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Average humidity in August
New Madrid, MO

Average humidity in August - New Madrid, MO
  • Average humidity in August: 77%

The month with the highest relative humidity is March (78%).
The month with the lowest relative humidity is October (68%).

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Average rainfall in August
New Madrid, MO

Average rainfall in August - New Madrid, MO
  • Average rainfall in August: 2.56"

The wettest month (with the highest rainfall) is March (4.25").
The driest month (with the least rainfall) is September (1.42").

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Average rainfall days in August
New Madrid, MO

Average rainfall days in August - New Madrid, MO
  • Average rainfall days in August: 13.3 days

The month with the highest number of rainy days is May (16.4 days).
The month with the least rainy days is January (9.8 days).

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Average snowfall in August
New Madrid, MO

Average snowfall in August - New Madrid, MO
  • Average snowfall in August: 0"

The month with the highest snowfall is February (1.46").
The months with the least snowfall are April, May, June, July, August and September (0").

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Average snowfall days in August
New Madrid, MO

Average snowfall days in August - New Madrid, MO
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is February (3.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in August /
Average sunshine in August
New Madrid, MO

Average daylight in August / Average sunshine in August - New Madrid, MO
  • Average daylight in August: 13h and 3min

The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).

  • Average sunshine in August: 10h and 2min

The month with the most sunshine is June (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

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Average sunshine days in August
New Madrid, MO

Average sunshine days in August - New Madrid, MO
  • Average sunshine days in August: 15.3 days

The month with the most sunshine days is October (19.3 days).
The month with the least sunshine days is May (12.8 days).

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Average UV index in August
New Madrid, MO

Average UV index in August - New Madrid, 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
New Madrid, MO

Average cloud cover in August - New Madrid, MO
  • Average cloud cover in August: 27

The months with the most cloud cover are February and March (Cloud cover 48).
The month with the least cloud cover is June (Cloud cover 25).

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Average visibility in August
New Madrid, MO

Average visibility in August - New Madrid, 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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New Madrid, Missouri, USA

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