August weather forecast
Chillicothe, MO

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Weather in August

The last month of the summer, August, is also a moderately hot month in Chillicothe, Missouri, with an average temperature varying between 83.7°F (28.7°C) and 64.6°F (18.1°C).

Temperature

Upon the beginning of August, Chillicothe's high-temperatures register at a still moderately hot 83.7°F (28.7°C), closely mirroring the preceding month. August nights observe an average temperature dip to a refreshing 64.6°F (18.1°C).

Heat index

For most parts of August, the heat index is computed to be a hot 93.2°F (34°C). Incorporate additional preventive steps, heat exhaustion and heat cramps are possible. Long-lasting activity may cause heatstroke.
For clarity, heat index numbers account for light winds and areas under shade. If exposed to direct sunlight, the heat index could climb by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', is a measure of how hot it feels when the actual air humidity is factored in. The impact of temperature is individual, as people's perception of weather may change based on their body mass, height, and physical activity. The sun, when shining directly, can have a significant impact on the perceived temperature, increasing the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly important for children. Juveniles are regularly less conscious of the need to recuperate and rehydrate. Thirst is a tardy symptom of dehydration - hydration, especially during lengthy physical activities, should be maintained.

Humidity

In August, the average relative humidity is 79%.

Rainfall

In Chillicothe, in August, during 13.8 rainfall days, 2.64" (67mm) of precipitation is typically accumulated. Throughout the year, there are 137.4 rainfall days, and 28.82" (732mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall in Chillicothe.

Daylight

The average length of the day in August is 13h and 41min.
On the first day of August, sunrise is at 6:13 am and sunset at 8:27 pm. On the last day of the month, sunrise is at 6:42 am and sunset at 7:46 pm CDT.

Sunshine

In August, the average sunshine is 10h.

UV index

The months with the highest UV index are June through August, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The maximum daily UV index, 6 in August, converts into the following recommendations:
Stick with precautions and abide by sun safety procedures. Evading sunburn is essential. Avoid exposure to the Sun and try to stay in the shade between 10 a.m. and 4 p.m., when UV radiation is most potent, but be aware that parasols or canopies may not offer full protection. Always opt for UVA and UVB-resistant sunglasses on radiant days.
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Frequently asked questions

Is it hot in Chillicothe during August?

During August, Chillicothe experiences an average high-temperature of 83.7°F (28.7°C) and a low-temperature of 64.6°F (18.1°C). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, in August is computed to be 93.2°F (34°C).

What is the average humidity in August in Chillicothe?

In Chillicothe, Missouri, the average relative humidity in August is 79%.

How much does it rain in Chillicothe in August?

In Chillicothe, Missouri, in August, it is raining for 13.8 days, with typically 2.64" (67mm) of accumulated precipitation.

When it does not snow in Chillicothe?

In Chillicothe, snow does not fall in June through September.

How many hours of daylight does Chillicothe have in August?

The average day length in August is 13h and 41min.

When are sunrise and sunset in August in Chillicothe?

In August, on the first day of the month, sunrise is at 6:13 am and sunset at 8:27 pm. On the last day of the month, in Chillicothe, Missouri, sunrise is at 6:42 am and sunset at 7:46 pm CDT.

How long on average sun shines in August in Chillicothe?

In Chillicothe, the average sunshine duration in August is 10h.

When is the highest UV index in Chillicothe?

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

What is the UV index reading in August in Chillicothe?

In Chillicothe, the average daily maximum UV index in August is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability 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
Chillicothe, MO

Average temperature in August - Chillicothe, MO
  • Average high temperature in August: 83.7°F

The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (33.8°F).

  • Average low temperature in August: 64.6°F

The month with the highest average low temperature is July (67.6°F).
The coldest month (with the lowest average low temperature) is January (20.5°F).

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Average pressure in August
Chillicothe, MO

Average pressure in August - Chillicothe, 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 (29.89"Hg).

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Average wind speed in August
Chillicothe, MO

Average wind speed in August - Chillicothe, 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
Chillicothe, MO

Average humidity in August - Chillicothe, MO
  • Average humidity in August: 79%

The months with the highest relative humidity are May, June and July (80%).
The month with the lowest relative humidity is October (71%).

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Average rainfall in August
Chillicothe, MO

Average rainfall in August - Chillicothe, MO
  • Average rainfall in August: 2.64"

The wettest month (with the highest rainfall) is May (3.98").
The driest month (with the least rainfall) is February (1.14").

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Average rainfall days in August
Chillicothe, MO

Average rainfall days in August - Chillicothe, MO
  • Average rainfall days in August: 13.8 days

The month with the highest number of rainy days is June (16.3 days).
The month with the least rainy days is January (5.5 days).

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Average snowfall in August
Chillicothe, MO

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

The month with the highest snowfall is January (4.41").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in August
Chillicothe, MO

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

The month with the highest number of snowfall days is January (8.3 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
Chillicothe, MO

Average daylight in August / Average sunshine in August - Chillicothe, 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 0min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 42min).

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Average sunshine days in August
Chillicothe, MO

Average sunshine days in August - Chillicothe, MO
  • Average sunshine days in August: 15 days

The month with the most sunshine days is December (20.3 days).
The month with the least sunshine days is June (11.6 days).

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Average UV index in August
Chillicothe, MO

Average UV index in August - Chillicothe, 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
Chillicothe, MO

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

The months with the most cloud cover are January and March (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 27).

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Average visibility in August
Chillicothe, MO

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

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