August weather forecast
Imperial, MO

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Weather in August

The last month of the summer, August, is another warm month in Imperial, Missouri, with an average temperature ranging between min 66.9°F (19.4°C) and max 85.6°F (29.8°C).

Temperature

The dawn of August sees an average high-temperature of a moderately hot 85.6°F (29.8°C), subtly contrasting with July's 86.9°F (30.5°C). Imperial records an average low of 66.9°F (19.4°C) throughout the nights in August.

Heat index

During August, the heat index is evaluated at a torrid 96.8°F (36°C). Take extra safety measures to prevent heat exhaustion and heat cramps. Heatstroke could follow lengthy activity.
Heat index determinations are made taking into account the shade and light air movements. Facing direct sunlight may hike up the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', takes into account both air temperature and humidity to illustrate what people actually feel. This effect is personal, shaped by the individual's physical activity and heat sensitivity, influenced by factors including wind, clothing, and metabolic variances. It is essential to realize that direct sunlight can escalate the perceived temperature, increasing the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for babies and toddlers. In general, children are more at risk than adults because they sweat less. Furthermore, the large skin surface compared to their small bodies and the high heat production due to their actions contribute to this vulnerability.
The human body normally cools itself by perspiration. Excessive warmth is eliminated from the body by evaporation of sweat. When relative humidity is on the rise, it curtails evaporation, thereby reducing the heat elimination from the body and causing the feeling of being excessively hot. As body temperatures escalate without effective heat release, one might face dehydration threats.

Humidity

In August, the average relative humidity is 75%.

Rainfall

In Imperial, in August, during 14.1 rainfall days, 3.39" (86mm) of precipitation is typically accumulated. Throughout the year, there are 146.1 rainfall days, and 32.36" (822mm) of precipitation is accumulated.

Snowfall

April through October are months without snowfall.

Daylight

In Imperial, the average length of the day in August is 13h and 37min.
On the first day of August, sunrise is at 6:04 am and sunset at 8:11 pm. On the last day of the month, sunrise is at 6:30 am and sunset at 7:32 pm CDT.

Sunshine

In Imperial, the average sunshine in August is 10.2h.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to UV radiation for ordinary individuals.
Note: In August, the maximum UV index of 6 suggests these recommendations:
Prevent overexposure. Protection from the sun's harmful effects is needed. Remember that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. Make an effort to avoid direct sun exposure during these hours. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.
Updated: Jul 29, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is August?

The high-temperature, in August, in Imperial, records 85.6°F (29.8°C), while the low-temperature is 66.9°F (19.4°C). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, in August is evaluated at 96.8°F (36°C).

What is the average humidity in August?

In Imperial, the average relative humidity in August is 75%.

How many days does it rain in August?

In Imperial, during August, the rain falls for 14.1 days and regularly aggregates up to 3.39" (86mm) of precipitation.

When it does not snow?

In Imperial, snow does not fall in April through October.

How many hours of daylight does Imperial have in August?

The average day length in August is 13h and 37min.

What time are sunrise and sunset in August?

On the first day of August, sunrise is at 6:04 am and sunset at 8:11 pm. On the last day of the month, sunrise is at 6:30 am and sunset at 7:32 pm CDT.

How many hours of sunshine does Imperial have in August?

The average sunshine duration in August is 10.2h.

When is the highest UV index?

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

How high is the UV index in August?

The average daily maximum UV index in August is 6. A UV Index estimate of 6 to 7 represents a high health threat from exposure to the Sun's 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
Imperial, MO

Average temperature in August - Imperial, MO
  • Average high temperature in August: 85.6°F

The warmest month (with the highest average high temperature) is July (86.9°F).
The month with the lowest average high temperature is January (37.9°F).

  • Average low temperature in August: 66.9°F

The month with the highest average low temperature is July (69.3°F).
The coldest month (with the lowest average low temperature) is January (25°F).

Average pressure in August
Imperial, MO

Average pressure in August - Imperial, MO
  • Average pressure in August: 29.98"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed in August
Imperial, MO

Average wind speed in August - Imperial, MO
  • Average wind speed in August: 5.5mph

The windiest month (with the highest average wind speed) is January (9.1mph).
The calmest months (with the lowest average wind speed) are July and August (5.5mph).

Average humidity in August
Imperial, MO

Average humidity in August - Imperial, MO
  • Average humidity in August: 75%

The month with the highest relative humidity is May (78%).
The month with the lowest relative humidity is October (71%).

Average rainfall in August
Imperial, MO

Average rainfall in August - Imperial, MO
  • Average rainfall in August: 3.39"

The wettest month (with the highest rainfall) is May (3.94").
The driest months (with the least rainfall) are February and November (1.77").

Average rainfall days in August
Imperial, MO

Average rainfall days in August - Imperial, MO
  • Average rainfall days in August: 14.1 days

The month with the highest number of rainy days is July (16.9 days).
The months with the least rainy days are January and February (6.8 days).

Average snowfall in August
Imperial, MO

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

The month with the highest snowfall is February (2.6").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in August
Imperial, MO

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

The months with the highest number of snowfall days are January and February (4.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in August /
Average sunshine in August
Imperial, MO

Average daylight in August / Average sunshine in August - Imperial, MO
  • Average daylight in August: 13h and 4min

The month with the longest days is June (Average daylight: 14h and 48min).
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 24min).
The month with the least sunshine is January (Average sunshine: 4h and 30min).

Average sunshine days in August
Imperial, MO

Average sunshine days in August - Imperial, MO
  • Average sunshine days in August: 14.3 days

The month with the most sunshine days is January (20.9 days).
The month with the least sunshine days is June (11.6 days).

Average UV index in August
Imperial, MO

Average UV index in August - Imperial, MO
  • Average UV index in August: 6

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).

Average cloud cover in August
Imperial, MO

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

The month with the most cloud cover is January (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 28).

Average visibility in August
Imperial, MO

Average visibility in August - Imperial, 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).

Imperial, Missouri, USA

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