August weather forecast
De Witt, MO

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Weather in August

The last month of the summer, August, is another warm month in De Witt, Missouri, with an average temperature varying between 84.4°F (29.1°C) and 65.8°F (18.8°C).

Temperature

As July transitions into August, De Witt records an average high-temperature of a moderately hot 84.4°F (29.1°C), showing a gentle shift from the preceding month. During August, De Witt observes a consistent average nighttime temperature of 65.8°F (18.8°C).

Heat index

For most parts of August, the heat index is computed to be a hot 93.2°F (34°C). Special measures are necessary to avoid heat cramps and heat exhaustion. Persistent activity could result in heatstroke.
Bear in mind that the heat index values are determined for shaded areas and light breezes. Direct exposure to sunlight could raise the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', is an index that combines air temperature and relative humidity to determine the human-perceived temperature equivalent. The perception of temperature can be subjective, varying based on activity and individual heat sensitivity, influenced by factors like wind, attire, and metabolic variations. Be mindful that being in direct sunlight might mean feeling hotter, with the heat index rising by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to children. Youngsters generally face more threats than adults given their lesser ability to sweat. Coupled with their larger skin surface relative to their small bodies and higher heat production due to their activities, they are more endangered.

Humidity

In De Witt, Missouri, the average relative humidity in August is 77%.

Rainfall

In August, the rain falls for 14.6 days. Throughout August, 2.8" (71mm) of precipitation is accumulated. In De Witt, during the entire year, the rain falls for 140.8 days and collects up to 28.78" (731mm) of precipitation.

Snowfall

June through September are months without snowfall.

Daylight

The average length of the day in August in De Witt, Missouri, is 13h and 40min.
On the first day of the month, sunrise is at 6:13 am and sunset at 8:24 pm. On the last day of August, sunrise is at 6:41 am and sunset at 7:44 pm CDT.

Sunshine

The average sunshine in August in De Witt 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 reading of 6 to 7 represents a high threat to health from unprotected exposure to Sun's UV rays for the average person.
Note: An average maximum UV index of 6 in August leads to these recommendations:
Guard against overexposure. Protection from sun-induced harm is essential. Be aware that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. and try to reduce direct sun exposure during this period as much as possible. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.
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Frequently asked questions

How hot is it in De Witt in August?

The high-temperature, in August, in De Witt, records 84.4°F (29.1°C), while the low-temperature is 65.8°F (18.8°C). The average heat index (a.k.a. 'feels like', 'apparent temperature'), which factors the actual air temperature with the relative humidity, in August is computed to be 93.2°F (34°C).

What is the average humidity in August in De Witt?

The average relative humidity in August in De Witt, Missouri, is 77%.

How much does it rain in De Witt in August?

In De Witt, Missouri, in August, during 14.6 rainfall days, 2.8" (71mm) of precipitation is typically accumulated.

When it does not snow in De Witt?

June through September are months without snowfall in De Witt, Missouri.

How many hours of daylight does De Witt have in August?

The average day length in August in De Witt, Missouri, is 13h and 40min.

When are sunrise and sunset in August in De Witt?

On the first day of August in De Witt, sunrise is at 6:13 am and sunset at 8:24 pm. On the last day of the month, sunrise is at 6:41 am and sunset at 7:44 pm CDT.

How long on average sun shines in August in De Witt?

The average sunshine duration in August in De Witt is 10.2h.

What are the months with the highest UV index in De Witt?

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

What is the UV index reading in August in De Witt?

In August, the average daily maximum UV index in De Witt 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
De Witt, MO

Average temperature in August - De Witt, MO
  • Average high temperature in August: 84.4°F

The warmest month (with the highest average high temperature) is July (86°F).
The month with the lowest average high temperature is January (35.8°F).

  • Average low temperature in August: 65.8°F

The month with the highest average low temperature is July (68°F).
The coldest month (with the lowest average low temperature) is January (22.5°F).

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Average pressure in August
De Witt, MO

Average pressure in August - De Witt, 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 (29.91"Hg).

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Average wind speed in August
De Witt, MO

Average wind speed in August - De Witt, MO
  • Average wind speed in August: 6.3mph

The windiest month (with the highest average wind speed) is March (9.9mph).
The calmest months (with the lowest average wind speed) are July and August (6.3mph).

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Average humidity in August
De Witt, MO

Average humidity in August - De Witt, MO
  • Average humidity in August: 77%

The months with the highest relative humidity are May and June (79%).
The month with the lowest relative humidity is October (71%).

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Average rainfall in August
De Witt, MO

Average rainfall in August - De Witt, MO
  • Average rainfall in August: 2.8"

The wettest month (with the highest rainfall) is May (3.98").
The driest month (with the least rainfall) is January (1.26").

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Average rainfall days in August
De Witt, MO

Average rainfall days in August - De Witt, MO
  • Average rainfall days in August: 14.6 days

The month with the highest number of rainy days is May (17 days).
The month with the least rainy days is December (6.2 days).

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Average snowfall in August
De Witt, MO

Average snowfall in August - De Witt, MO
  • Average snowfall in August: 0"

The month with the highest snowfall is February (3.7").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in August
De Witt, MO

Average snowfall days in August - De Witt, MO
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (7.5 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
De Witt, MO

Average daylight in August / Average sunshine in August - De Witt, 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 24min).

  • Average sunshine in August: 10h and 1min

The months with the most sunshine are June and July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 48min).

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Average sunshine days in August
De Witt, MO

Average sunshine days in August - De Witt, MO
  • Average sunshine days in August: 13.5 days

The month with the most sunshine days is December (20.2 days).
The month with the least sunshine days is May (11.3 days).

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Average UV index in August
De Witt, MO

Average UV index in August - De Witt, 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
De Witt, MO

Average cloud cover in August - De Witt, MO
  • Average cloud cover in August: 27

The months with the most cloud cover are January, February and March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 26).

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Average visibility in August
De Witt, MO

Average visibility in August - De Witt, 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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De Witt, Missouri, USA

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