August weather forecast
Centralia, MO

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Weather in August

August, the last month of the summer in Centralia, is also a moderately hot month, with temperature in the range of an average low of 65.5°F (18.6°C) and an average high of 84.7°F (29.3°C).

Temperature

Entering August, Centralia's average high-temperature reads a still moderately hot 84.7°F (29.3°C), indicating a close resemblance to the previous month's climate. In August, Centralia reports a consistent average low-temperature of 65.5°F (18.6°C) during the nights.

Heat index

For August, the heat index is computed to be a sweltering 95°F (35°C). Undertake additional safety actions, risk of heat cramps and heat exhaustion is significant. Persistent activity may induce heatstroke.
Consider that heat index readings are for situations in the shade and light wind. Direct sunlight can potentially boost the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', offers an insight into how hot it feels when we factor in moisture content. The impact of weather on an individual can be subjective, affected by the person's activity and heat perception, which can vary due to elements including wind, clothing, and metabolic differences. Sunshine, when direct, has the potential to intensify weather effects, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. In general, younger individuals are at greater risk than adults because they tend to sweat less. Also, having a larger skin surface to body size ratio and greater heat production due to their active behavior contribute to this danger.
For the human body, perspiration is the go-to method to regulate temperature, using sweat's evaporation to dissipate warmth. In situations of high air temperature combined with high humidity (significant heat index), the body's ability to perspire is reduced, heightening the sense of warmth. Inadequate heat shedding in the face of rising body temperatures hints at potential dehydration risks.

Humidity

The average relative humidity in August in Centralia is 76%.

Rainfall

In Centralia, Missouri, in August, it is raining for 13.1 days, with typically 2.13" (54mm) of accumulated precipitation. In Centralia, during the entire year, the rain falls for 143 days and collects up to 25.39" (645mm) of precipitation.

Snowfall

In Centralia, snow does not fall in May through September.

Daylight

The average length of the day in August in Centralia is 13h and 40min.
On the first day of the month, sunrise is at 6:09 am and sunset at 8:20 pm. On the last day of August, in Centralia, Missouri, sunrise is at 6:36 am and sunset at 7:40 pm CDT.

Sunshine

In Centralia, 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 in Centralia. A UV Index of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for the ordinary person.
Note: An average maximum UV index of 6 in August leads to these recommendations:
Persist with precautions and heed sun safety advice. Prevention of sunburn is compulsory. Limit direct sun exposure and seek shade between 10 a.m. and 4 p.m., the time of the most intense UV radiation, noting that shade structures may not provide total sun protection. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.
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Frequently asked questions

How hot is August in Centralia?

August temperatures in Centralia, Missouri, vary between a high-temperature of 84.7°F (29.3°C) and a low-temperature of 65.5°F (18.6°C). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which combines air temperature and relative humidity, in August is computed to be 95°F (35°C).

What is the average humidity in August in Centralia?

In Centralia, Missouri, the average relative humidity in August is 76%.

How many days does it rain in August in Centralia?

In August, in Centralia, Missouri, the rain falls for 13.1 days. Throughout August, 2.13" (54mm) of precipitation is accumulated.

When it does not snow in Centralia?

In Centralia, snow does not fall in May through September.

How many hours of daylight does Centralia have in August?

In Centralia, Missouri, the average day length in August is 13h and 40min.

What time are sunrise and sunset in August in Centralia?

On the first day of August in Centralia, sunrise is at 6:09 am and sunset at 8:20 pm. On the last day of the month, sunrise is at 6:36 am and sunset at 7:40 pm CDT.

How long on average sun shines in August in Centralia?

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

When is the highest UV index in Centralia?

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

How high is the UV index in August in Centralia?

The average daily maximum UV index in August in Centralia, Missouri, is 6. A UV Index reading of 6 to 7 represents a high health threat from unprotected exposure to 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
Centralia, MO

Average temperature in August - Centralia, MO
  • Average high temperature in August: 84.7°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 (35.2°F).

  • Average low temperature in August: 65.5°F

The month with the highest average low temperature is July (67.5°F).
The coldest month (with the lowest average low temperature) is January (22.3°F).

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Average pressure in August
Centralia, MO

Average pressure in August - Centralia, 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
Centralia, MO

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

The windiest month (with the highest average wind speed) is January (9.8mph).
The calmest months (with the lowest average wind speed) are July and August (6.3mph).

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Average humidity in August
Centralia, MO

Average humidity in August - Centralia, MO
  • Average humidity in August: 76%

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

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Average rainfall in August
Centralia, MO

Average rainfall in August - Centralia, MO
  • Average rainfall in August: 2.13"

The wettest month (with the highest rainfall) is June (3.27").
The driest month (with the least rainfall) is January (1.22").

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Average rainfall days in August
Centralia, MO

Average rainfall days in August - Centralia, MO
  • Average rainfall days in August: 13.1 days

The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is January (6.4 days).

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Average snowfall in August
Centralia, MO

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

The month with the highest snowfall is February (2.52").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in August
Centralia, MO

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

The month with the highest number of snowfall days is January (9 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
Centralia, MO

Average daylight in August / Average sunshine in August - Centralia, 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 June (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 36min).

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Average sunshine days in August
Centralia, MO

Average sunshine days in August - Centralia, MO
  • Average sunshine days in August: 15.4 days

The month with the most sunshine days is November (18.5 days).
The month with the least sunshine days is May (10.8 days).

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Average UV index in August
Centralia, MO

Average UV index in August - Centralia, 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
Centralia, MO

Average cloud cover in August - Centralia, MO
  • Average cloud cover in August: 28

The month with the most cloud cover is January (Cloud cover 50).
The months with the least cloud cover are July and August (Cloud cover 28).

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Average visibility in August
Centralia, MO

Average visibility in August - Centralia, 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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Centralia, Missouri, USA

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