August weather forecast
Iberia, MO

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Weather in August

The last month of the summer, August, is also a hot month in Iberia, Missouri, with temperature in the range of an average low of 65.8°F (18.8°C) and an average high of 87.4°F (30.8°C).

Temperature

The average high-temperature during August registers at a still hot 87.4°F (30.8°C), closely corresponding to the preceding month. Despite the stark contrast with daytime temperatures, Iberia's August nights average at an enjoyable 65.8°F (18.8°C).

Heat index

During August, the heat index is calculated to be a torrid 100.4°F (38°C). Incorporate additional preventive steps, heat exhaustion and heat cramps are possible. Long-lasting activity may cause heatstroke.
Heat index specifics point out values are for conditions of shade and a slight breeze. The heat index values could be amplified by up to 15 Fahrenheit (8 Celsius) degrees in direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'feels like', determines the feeling of heat when you account for the relative humidity. The effect of weather is individual, with a variety of people experiencing it differently due to distinctions in body mass, height, and level of activity. Recognize that direct exposure to the sun can escalate the heat effect, potentially adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are particularly relevant to children. Younglings frequently fail to recognize the requirement to rest and rehydrate. Thirst emerges late in dehydration - it is imperative to keep hydration levels high, particularly during extended physical exertions.
When the body gets too warm, it perspires, leading to sweat evaporation which cools it down. A higher relative humidity affects normal body cooling by reducing the evaporation rate, subsequently lowering the rate at which the body cools and increasing the perception of heat. As body temperatures escalate without effective heat release, one might face dehydration threats.

Humidity

The average relative humidity in August is 73%.

Rainfall

In Iberia, in August, during 14.8 rainfall days, 2.87" (73mm) of precipitation is typically accumulated. Throughout the year, there are 147.3 rainfall days, and 32.8" (833mm) of precipitation is accumulated.

Snowfall

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

Daylight

The average length of the day in August is 13h and 35min.
On the first day of the month, sunrise is at 6:12 am and sunset at 8:18 pm. On the last day of August, sunrise is at 6:38 am and sunset at 7:39 pm CDT.

Sunshine

The average sunshine in August is 10h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV radiation for average individuals.
Note: In August, an average UV index of 6 transforms into the following instructions:
Shield from overexposure. Defense against sun-related harm is required. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is particularly strong, noting that parasols or canopies may not offer total sun protection. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.
Updated: Jul 23, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Is it hot during August?

The high-temperature, in August, in Iberia, records 87.4°F (30.8°C), while the low-temperature is 65.8°F (18.8°C). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which combines air temperature and relative humidity, in August is calculated to be 100.4°F (38°C).

What is the average humidity in August?

The average relative humidity in August is 73%.

How many days does it rain in August?

In Iberia, in August, during 14.8 rainfall days, 2.87" (73mm) of precipitation is typically accumulated.

When it does not snow?

June through September are months without snowfall.

How many hours of daylight does Iberia have in August?

The average day length in August is 13h and 35min.

When are sunrise and sunset in August?

In August, on the first day of the month, sunrise is at 6:12 am and sunset at 8:18 pm. On the last day of the month, sunrise is at 6:38 am and sunset at 7:39 pm CDT.

How many hours of sunshine does Iberia have in August?

In August, the average sunshine duration is 10h.

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?

In August, the average daily maximum UV index is 6. A UV Index reading of 6 to 7 represents a high health vulnerability from 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
Iberia, MO

Average temperature in August - Iberia, MO
  • Average high temperature in August: 87.4°F

The warmest month (with the highest average high temperature) is July (89.4°F).
The month with the lowest average high temperature is January (40.1°F).

  • Average low temperature in August: 65.8°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 (24.6°F).

Average pressure in August
Iberia, MO

Average pressure in August - Iberia, 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
Iberia, MO

Average wind speed in August - Iberia, MO
  • Average wind speed in August: 5.6mph

The windiest month (with the highest average wind speed) is January (8.6mph).
The calmest month (with the lowest average wind speed) is July (5.5mph).

Average humidity in August
Iberia, MO

Average humidity in August - Iberia, MO
  • Average humidity in August: 73%

The months with the highest relative humidity are March and May (77%).
The month with the lowest relative humidity is October (72%).

Average rainfall in August
Iberia, MO

Average rainfall in August - Iberia, MO
  • Average rainfall in August: 2.87"

The wettest month (with the highest rainfall) is May (4.37").
The driest month (with the least rainfall) is January (1.69").

Average rainfall days in August
Iberia, MO

Average rainfall days in August - Iberia, MO
  • Average rainfall days in August: 14.8 days

The month with the highest number of rainy days is May (17.1 days).
The month with the least rainy days is January (7.3 days).

Average snowfall in August
Iberia, MO

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

The month with the highest snowfall is January (3.78").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in August
Iberia, MO

Average snowfall days in August - Iberia, 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
Iberia, MO

Average daylight in August / Average sunshine in August - Iberia, 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 36min).

  • Average sunshine in August: 10h and 0min

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

Average sunshine days in August
Iberia, MO

Average sunshine days in August - Iberia, MO
  • Average sunshine days in August: 13.7 days

The month with the most sunshine days is December (18.7 days).
The months with the least sunshine days are May and June (11.9 days).

Average UV index in August
Iberia, MO

Average UV index in August - Iberia, 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
Iberia, MO

Average cloud cover in August - Iberia, MO
  • Average cloud cover in August: 31

The months with the most cloud cover are February and March (Cloud cover 50).
The month with the least cloud cover is June (Cloud cover 30).

Average visibility in August
Iberia, MO

Average visibility in August - Iberia, MO
  • Average visibility in August: 6mi

The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is May (5mi).

Iberia, Missouri, USA

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