Contents
- Weather in August
- Frequently asked questions
- Average temperature in August
- Average pressure in August
- Average wind speed in August
- Average humidity in August
- Average rainfall in August
- Average rainfall days in August
- Average snowfall in August
- Average snowfall days in August
- Average daylight in August
- Average sunshine in August
- Average sunshine days in August
- Average UV index in August
- Average cloud cover in August
- Average visibility in August
Weather in August
Temperature
The advent of August reveals an average high-temperature of a still moderately hot 83.7°F (28.7°C), showing minimal difference from the prior month. In the month of August, the nighttime temperature dips to a steady average of 64.6°F (18.1°C).Heat index
August's mean heat index is estimated at a hot 93.2°F (34°C). Implement additional cautionary measures, heat cramps and heat exhaustion could occur. Prolonged activity might induce heatstroke.The heat index's values are generally associated with conditions in shade and light breezes. An exposure to direct sunlight may lift the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', is a fusion of air temperature and moisture levels to demonstrate the sensation of heat. This impact is subjective, influenced by the person's physical activity and individual heat perception, affected by factors including wind, attire, and metabolic differences. When you're directly under the sun's rays, remember that the heat index may surge by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Young ones often ignore the need to take a break and drink fluids. Thirst is a late-stage symptom of dehydration - hence, maintaining hydration, particularly during extended physical activities, is crucial.
Humidity
The average relative humidity in August is 79%.Rainfall
In Chillicothe, in August, it is raining for 13.8 days, with typically 2.64" (67mm) of accumulated precipitation. 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.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
The average sunshine in August is 10h.UV index
The months with the highest UV index in Chillicothe 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 average individuals.Note: In August, the average maximum UV index of 6 translates into the following recommendations:
Stay clear of intense sun exposure. Solar protection is of utmost significance. The Sun's UV radiation is most potent between the hours of 10 a.m. and 4 p.m. Try to avoid direct sunlight during this time. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is it hot during August?
What is the average humidity in August?
How much does it rain in August?
When it does not snow in Chillicothe?
How many hours of daylight does Chillicothe have in August?
When is the sunrise / sunset in August?
How many hours of sunshine does Chillicothe have in August?
When is the highest UV index?
What is the UV index reading in August?
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).
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).
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).
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%).
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").
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).
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").
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).
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).
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).
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).
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).
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).
Chillicothe, Missouri, USA
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