August weather forecast
Gilliam, MO

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Weather in August

The last month of the summer, August, is another warm month in Gilliam, Missouri, with an average temperature varying between 65.8°F (18.8°C) and 84.4°F (29.1°C).

Temperature

Gilliam's weather in August displays an average high-temperature of a warm 84.4°F (29.1°C), showing minor disparity from July's 86°F (30°C). During the month of August, Gilliam anticipates a mean low-temperature of 65.8°F (18.8°C).

Heat index

August's mean heat index is calculated to be a tropical 93.2°F (34°C). Implement enhanced safety actions, heat cramps and heat exhaustion could occur. Sustained activity might result in heatstroke.
For clarity, heat index numbers account for light winds and areas under shade. Heat index values have the potential to be boosted by 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'feels like' or 'felt air temperature', quantifies the warmth felt when relative humidity is considered. The individual's impression of temperature can be affected by numerous factors such as metabolic variations, physical exertion, and attire. Do note, being directly under sun rays can amplify the heat you feel, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Children often do not understand the need to rest and hydrate. Thirst is a late manifestation of dehydration - therefore, it is essential to stay hydrated, particularly during prolonged physical activities.

Humidity

In August, the average relative humidity is 77%.

Rainfall

In Gilliam, in August, during 14.6 rainfall days, 2.8" (71mm) of precipitation is typically accumulated. In Gilliam, during the entire year, the rain falls for 140.8 days and collects up to 28.78" (731mm) of precipitation.

Snowfall

In Gilliam, Missouri, snow does not fall in June through September.

Daylight

In August, the average length of the day is 13h and 40min.
On the first day of the month, sunrise is at 6:12 am and sunset at 8:23 pm. On the last day of August, in Gilliam, Missouri, sunrise is at 6:40 am and sunset at 7:43 pm CDT.

Sunshine

In August, the average sunshine is 10.2h.

UV index

June through August, with an average maximum UV index of 6, are months with the highest UV index in Gilliam. A UV Index of 6 to 7 symbolizes a high threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In August, the maximum UV index of 6 suggests these recommendations:
Skirt overexposure. People with light complexions might get scorched in under 20 minutes. From 10 a.m. to 4 p.m., when UV radiation is at its strongest, limit direct exposure to the Sun and note that shade structures may not provide full sun protection. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat.
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Frequently asked questions

Is it hot in Gilliam during August?

In Gilliam, in August, the average high-temperature is 84.4°F (29.1°C), and the average low-temperature is 65.8°F (18.8°C). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which calculates the temperature value influenced by the moisture in the air, in August is calculated to be 93.2°F (34°C).

What is the average humidity in August in Gilliam?

In Gilliam, Missouri, the average relative humidity in August is 77%.

How many days does it rain in August in Gilliam?

In Gilliam, Missouri, in August, it is raining for 14.6 days, with typically 2.8" (71mm) of accumulated precipitation.

When it does not snow in Gilliam?

In Gilliam, Missouri, snow does not fall in June through September.

What is the average length of the day in August in Gilliam?

In August, the average day length in Gilliam, Missouri, is 13h and 40min.

When is the sunrise / sunset in August in Gilliam?

On the first day of August in Gilliam, sunrise is at 6:12 am and sunset at 8:23 pm. On the last day of the month, sunrise is at 6:40 am and sunset at 7:43 pm CDT.

How many hours of sunshine does Gilliam have in August?

In August, the average sunshine duration in Gilliam, Missouri, is 10.2h.

What is the month with the highest UV index in Gilliam?

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

What is the UV index intensity in August in Gilliam?

The average daily maximum UV index in August is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from unprotected exposure to 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
Gilliam, MO

Average temperature in August - Gilliam, MO
  • Average high temperature in August: 84.4°F

The warmest month (with the highest average high temperature) is July (86°F).
The month with the lowest average high temperature is January (35.8°F).

  • Average low temperature in August: 65.8°F

The month with the highest average low temperature is July (68°F).
The coldest month (with the lowest average low temperature) is January (22.5°F).

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Average pressure in August
Gilliam, MO

Average pressure in August - Gilliam, MO
  • Average pressure in August: 29.97"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

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Average wind speed in August
Gilliam, MO

Average wind speed in August - Gilliam, 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
Gilliam, MO

Average humidity in August - Gilliam, MO
  • Average humidity in August: 77%

The months with the highest relative humidity are May and June (79%).
The month with the lowest relative humidity is October (71%).

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Average rainfall in August
Gilliam, MO

Average rainfall in August - Gilliam, MO
  • Average rainfall in August: 2.8"

The wettest month (with the highest rainfall) is May (3.98").
The driest month (with the least rainfall) is January (1.26").

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Average rainfall days in August
Gilliam, MO

Average rainfall days in August - Gilliam, MO
  • Average rainfall days in August: 14.6 days

The month with the highest number of rainy days is May (17 days).
The month with the least rainy days is December (6.2 days).

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Average snowfall in August
Gilliam, MO

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

The month with the highest snowfall is February (3.7").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in August
Gilliam, MO

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

The month with the highest number of snowfall days is January (7.5 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
Gilliam, MO

Average daylight in August / Average sunshine in August - Gilliam, 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: 10h and 1min

The months with the most sunshine are June and July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 48min).

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Average sunshine days in August
Gilliam, MO

Average sunshine days in August - Gilliam, MO
  • Average sunshine days in August: 13.5 days

The month with the most sunshine days is December (20.2 days).
The month with the least sunshine days is May (11.3 days).

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Average UV index in August
Gilliam, MO

Average UV index in August - Gilliam, 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
Gilliam, MO

Average cloud cover in August - Gilliam, MO
  • Average cloud cover in August: 27

The months with the most cloud cover are January, February and March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 26).

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Average visibility in August
Gilliam, MO

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

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