August weather forecast
Hollis, MO

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Weather in August

August, the last month of the summer in Hollis, is also a hot month, with an average temperature ranging between max 88.3°F (31.3°C) and min 67.5°F (19.7°C).

Temperature

As Hollis transitions from July to August, the average high-temperatures adjust to a still tropical 88.3°F (31.3°C), nearly the same as the previous 89.4°F (31.9°C). Hollis records a mean low-temperature of 67.5°F (19.7°C) in August.

Heat index

August's mean heat index is evaluated at a blistering 104°F (40°C). Emphasize additional safety, risk of heat cramps and heat exhaustion is high. Continuous activity might result in heatstroke.
For clarity, heat index numbers account for light winds and areas under shade. The direct sunshine could escalate the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', is the outcome of merging air's temperature and its humidity metrics. The effect is experienced differently by individuals, hinging on unique characteristics such as body mass, stature, and level of activity. Consider that direct sun exposure can intensify the felt heat, adding potentially 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are highly critical to babies and toddlers. Kids are usually more vulnerable than adults, given their lesser sweating ability. Along with their larger skin surface relative to their small stature and the excess heat due to their activity, their risk is amplified.
To prevent overheating and help regulate its internal temperature, the human body sweat and rely on the evaporation to cool down. When relative humidity is at high levels, the evaporation rate lessens, causing the body to keep more heat than it would in less humid conditions. Should the body fail to balance its heat gain, the escalating temperature poses health challenges.

Humidity

The average relative humidity in August is 74%.

Rainfall

In Hollis, in August, during 15.8 rainfall days, 2.8" (71mm) of precipitation is typically accumulated. In Hollis, during the entire year, the rain falls for 148 days and collects up to 35.39" (899mm) of precipitation.

Snowfall

In Hollis, snow does not fall in May through October.

Daylight

In Hollis, the average length of the day in August is 13h and 31min.
On the first day of the month, sunrise is at 6:11 am and sunset at 8:11 pm. On the last day of August, sunrise is at 6:36 am and sunset at 7:34 pm CDT.

Sunshine

In Hollis, Missouri, the average sunshine in August is 10.1h.

UV index

In August, the average daily maximum UV index in Hollis is 6. A UV Index estimate of 6 to 7 represents a high threat to health from exposure to the Sun's UV radiation for the average person.
Note: The maximum daily UV index of 6 during August translates into the following directions:
Act on precautions and pay attention to sun safety recommendations. Avoidance of sunburn is obligatory. Limit direct sun exposure and seek shade between 10 a.m. and 4 p.m., the time of the most intense UV radiation, noting that shade structures may not provide total sun protection. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly.
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Frequently asked questions

How hot is it in Hollis in August?

The high-temperature during August is 88.3°F (31.3°C) and the low-temperature is 67.5°F (19.7°C). In August, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, is evaluated at 104°F (40°C).

What is the average humidity in August in Hollis?

In August, the average relative humidity in Hollis, Missouri, is 74%.

How many days does it rain in August in Hollis?

In Hollis, Missouri, in August, it is raining for 15.8 days, with typically 2.8" (71mm) of accumulated precipitation.

When it does not snow in Hollis?

May through October are months without snowfall in Hollis.

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

In Hollis, Missouri, the average day length in August is 13h and 31min.

When are sunrise and sunset in August in Hollis?

On the first day of August in Hollis, sunrise is at 6:11 am and sunset at 8:11 pm. On the last day of the month, sunrise is at 6:36 am and sunset at 7:34 pm CDT.

How many hours of sunshine does Hollis have in August?

The average sunshine duration in August in Hollis is 10.1h.

What is the UV index reading in August in Hollis?

In August, the average daily maximum UV index in Hollis, Missouri, is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from unsafe 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
Hollis, MO

Average temperature in August - Hollis, MO
  • Average high temperature in August: 88.3°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 (43.3°F).

  • Average low temperature in August: 67.5°F

The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (28.4°F).

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Average pressure in August
Hollis, MO

Average pressure in August - Hollis, 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 (29.93"Hg).

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Average wind speed in August
Hollis, MO

Average wind speed in August - Hollis, MO
  • Average wind speed in August: 5.3mph

The windiest months (with the highest average wind speed) are January, February, March and April (8.1mph).
The calmest months (with the lowest average wind speed) are July and August (5.3mph).

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Average humidity in August
Hollis, MO

Average humidity in August - Hollis, MO
  • Average humidity in August: 74%

The months with the highest relative humidity are March and May (79%).
The month with the lowest relative humidity is October (72%).

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Average rainfall in August
Hollis, MO

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

The wettest month (with the highest rainfall) is May (4.25").
The driest month (with the least rainfall) is September (1.57").

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Average rainfall days in August
Hollis, MO

Average rainfall days in August - Hollis, MO
  • Average rainfall days in August: 15.8 days

The month with the highest number of rainy days is May (16.5 days).
The month with the least rainy days is January (8.6 days).

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Average snowfall in August
Hollis, MO

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

The month with the highest snowfall is February (1.26").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in August
Hollis, MO

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

The month with the highest number of snowfall days is February (2.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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

Average daylight in August / Average sunshine in August - Hollis, MO
  • Average daylight in August: 13h and 3min

The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).

  • 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 February (Average sunshine: 4h and 48min).

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Average sunshine days in August
Hollis, MO

Average sunshine days in August - Hollis, MO
  • Average sunshine days in August: 12.7 days

The month with the most sunshine days is December (19.6 days).
The month with the least sunshine days is May (12.3 days).

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Average UV index in August
Hollis, MO

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

The month with the highest UV index is June (UV index 7).
The months with the lowest UV index are January and December (UV index 2).

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Average cloud cover in August
Hollis, MO

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

The month with the most cloud cover is March (Cloud cover 49).
The month with the least cloud cover is June (Cloud cover 29).

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Average visibility in August
Hollis, MO

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

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

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Hollis, Missouri, USA

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