August weather forecast
Kansas City, MO

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Panorama of Kansas City, Missouri in the US, with an old statue of a scout boy looking towards the city
Panorama of Kansas City, Missouri in the US, with an old statue of a scout boy looking towards the city

Weather in August

Even though August in Kansas City remains firmly entrenched in summer, there is an unmissable attenuation in temperature. Compared to July, August sees less extreme high temperatures, promoting walks in lush parks and late-night strolls. However, the month retains a strong summery aspect, coupled with the high humidity levels. Throughout August, the city safeguards its summer spectacle, while subtly hinting at the eventual arrival of Fall.

Temperature

The transition into August in Kansas City is marked with an average high-temperature of a still hot 88.5°F, showing an insignificant shift from July's 90.1°F. Kansas City experiences a mean low-temperature of 70.2°F during August.

Heat index

For August, the heat index is evaluated at a sweltering 102.2°F. Adopt enhanced safety measures, heat exhaustion and heat cramps could occur. Continuous activity may induce heatstroke.
Heat index values are typically calculated for conditions of shade and a light breeze. Being under direct sunlight might amplify the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', stands as a testimony to how temperature and humidity combine to impact our sense of warmth. The effect is experienced differently by individuals, hinging on unique characteristics such as body mass, stature, and level of activity. Understand that direct sun rays can influence the weather's impact, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to 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.
When faced with excessive heat, the human body begins to perspire, utilizing the cooling benefits of sweat evaporation. Under high air temperature and high humidity (high heat index) conditions, the body's ability to perspire is compromised, increasing the sensation of heat. With body temperatures on the rise, inefficient heat shedding can lead to dehydration and its associated complications.

Humidity

In Kansas City, the average relative humidity in August is 70%.

Rainfall

In Kansas City, in August, it is raining for 7.5 days, with typically 4.41" of accumulated precipitation. In Kansas City, during the entire year, the rain falls for 90.8 days and collects up to 39.06" of precipitation.

Snowfall

May through September are months without snowfall.

Daylight

The average length of the day in August is 13h and 39min.
On the first day of August, sunrise is at 6:18 am and sunset at 8:30 pm. On the last day of the month, sunrise is at 6:46 am and sunset at 7:51 pm CDT.

Sunshine

The average sunshine in August is 9.5h.

UV index

In Kansas City, the average daily maximum UV index in August is 9. A UV Index of 8 to 10 symbolizes a very high threat to health from unsafe exposure to UV radiation for the average person.
Note: A maximum daily UV index of 9 during August morphs into the following directions:
Take the necessary steps to protect yourself; unprotected skin and eyes are vulnerable to damage. Limit your exposure to the sun's UV radiation, which is strongest between 10 a.m. and 4 p.m., and note that parasols or canopies may not provide full sun protection. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades. Apply and frequently reapply a broad-spectrum SPF 30+ sunscreen after every two hours, or immediately after a swim or outdoor exercise.
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FAQ

How hot does it get in Kansas City in August?

The high-temperature, in August, in Kansas City, is 88.5°F, while the low-temperature averages to 70.2°F. The average heat index (a.k.a. 'real feel', 'feels like'), which represents the influence of relative humidity on air temperature, in August is evaluated at 102.2°F.

What is the average humidity in August in Kansas City?

The average relative humidity in August in Kansas City is 70%.

How many days does it rain in August in Kansas City?

In August, in Kansas City, the rain falls for 7.5 days. Throughout August, 4.41" of precipitation is accumulated.

When it does not snow in Kansas City?

In Kansas City, snow does not fall in May through September.

How many hours of daylight does Kansas City have in August?

The average day length in August in Kansas City is 13h and 39min.

When is the sunrise / sunset in August in Kansas City?

In August, on the first day of the month, sunrise is at 6:18 am and sunset at 8:30 pm. On the last day of the month, sunrise is at 6:46 am and sunset at 7:51 pm CDT.

How many hours of sunshine does Kansas City have in August?

In August, the average sunshine duration in Kansas City is 9.5h.

How high is the UV index in August in Kansas City?

In August, the average daily maximum UV index in Kansas City is 9. A UV Index value of 8 to 10 symbolizes a very high health threat from unprotected exposure to UV radiation.
Average high temperature
Average low temperature
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average UV index

Average temperature in August
Kansas City, MO

Average temperature in August - Kansas City, MO
  • Average high temperature in August: 88.6°F

The warmest month (with the highest average high temperature) is July (90.1°F).
The month with the lowest average high temperature is January (39.5°F).

  • Average low temperature in August: 70.2°F

The month with the highest average low temperature is July (72°F).
The coldest month (with the lowest average low temperature) is January (22.4°F).

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Average humidity in August
Kansas City, MO

Average humidity in August - Kansas City, MO
  • Average humidity in August: 70%

The month with the highest relative humidity is December (71%).
The month with the lowest relative humidity is April (62.9%).

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Average rainfall in August
Kansas City, MO

Average rainfall in August - Kansas City, MO
  • Average rainfall in August: 4.4"

The wettest month (with the highest rainfall) is June (5.5").
The driest month (with the least rainfall) is January (1.1").

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Average rainfall days in August
Kansas City, MO

Average rainfall days in August - Kansas City, MO
  • Average rainfall days in August: 7.5 days

The month with the highest number of rainy days is May (11 days).
The month with the least rainy days is January (4.8 days).

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Average snowfall in August
Kansas City, MO

Average snowfall in August - Kansas City, MO
  • Average snowfall in August: 0"

The month with the highest snowfall is December (4.4").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in August
Kansas City, MO

Average snowfall days in August - Kansas City, MO
  • Average snowfall days in August: 0 days

The months with the highest number of snowfall days are January and December (2.5 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
Kansas City, MO

Average daylight in August / Average sunshine in August - Kansas City, 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: 9h and 3min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 4h and 42min).

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Average UV index in August
Kansas City, MO

Average UV index in August - Kansas City, MO
  • Average UV index in August: 9

The month with the highest UV index is July (UV index 10).
The months with the lowest UV index are January and December (UV index 2).

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Kansas City, Missouri, USA

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