August weather forecast
Gainesville, MO

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Weather in August

The last month of the summer, August, is another hot month in Gainesville, Missouri, with an average temperature varying between 66.7°F (19.3°C) and 89.8°F (32.1°C).

Temperature

Entering August, the average high-temperature is recorded at a still tropical 89.8°F (32.1°C), exhibiting a minimal shift from July's 90.9°F (32.7°C). A steady average of 66.7°F (19.3°C) throughout August in Gainesville, Missouri, underscores a considerable divergence from the daytime high.

Heat index

The heat index for August is calculated to be a scorching 107.6°F (42°C). Ensure extra safety measures, heat exhaustion and heat cramps are likely. Continuous activity might result in heatstroke.
One should consider that heat index numbers are for shaded settings and light wind. Exposure to direct sunlight may make the heat index values climb by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', is a calculated temperature value of how hot it feels when the moisture in the air is factored in. Factors such as metabolic variations, being pregnant, and physical activity can impact an individual's weather perception. Should you be directly under the sun, anticipate a possible increase in the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. 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.
Evaporating sweat, thanks to perspiration, acts as a natural air conditioner for the human body. Increased relative humidity interferes with body cooling by slowing the rate of evaporation, resulting in a slower body cooling rate and a heightened feeling of heat. When heat gain surpasses the level the body can shed, body temperature begins to increase, and consequently, overheating and dehydration can occur, with varying severity.

Humidity

The months with the lowest humidity in Gainesville are July, August and October, with an average relative humidity of 73%.

Rainfall

In August, the rain falls for 13.8 days. Throughout August, 2.56" (65mm) of precipitation is accumulated. Throughout the year, there are 136.4 rainfall days, and 30.98" (787mm) of precipitation is accumulated.

Snowfall

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

Daylight

In Gainesville, the average length of the day in August is 13h and 31min.
On the first day of August, sunrise is at 6:16 am and sunset at 8:15 pm. On the last day of the month, sunrise is at 6:40 am and sunset at 7:38 pm CDT.

Sunshine

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

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index in Gainesville. A UV Index estimate of 6 to 7 represents a high health risk from exposure to the Sun's UV radiation for the ordinary person.
Note: In August, the average maximum UV index of 6 translates into the following recommendations:
Fend off overexposure. Sun protection is vital. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.
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Frequently asked questions

How hot is it in Gainesville in August?

The average high-temperature, in August, in Gainesville, is 89.8°F (32.1°C), while the average low-temperature is 66.7°F (19.3°C). In August, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which calculates the temperature value influenced by the moisture in the air, is calculated to be 107.6°F (42°C).

What is the least humid month in Gainesville?

July, August and October, with an average relative humidity of 73%, are the least humid months.

What is the average humidity in August in Gainesville?

In Gainesville, the average relative humidity in August is 73%.

How much does it rain in Gainesville in August?

In Gainesville, Missouri, in August, it is raining for 13.8 days, with typically 2.56" (65mm) of accumulated precipitation.

When it does not snow in Gainesville?

April through October are months without snowfall.

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

The average day length in August in Gainesville is 13h and 31min.

When is the sunrise / sunset in August in Gainesville?

In August, on the first day of the month, sunrise is at 6:16 am and sunset at 8:15 pm. On the last day of the month, sunrise is at 6:40 am and sunset at 7:38 pm CDT.

How long on average sun shines in August in Gainesville?

In Gainesville, the average sunshine duration in August is 10.1h.

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

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

What is the UV index intensity in August in Gainesville?

In August, the average daily maximum UV index in Gainesville, Missouri, is 6. A UV Index estimate of 6 to 7 represents a high hazard to health from unprotected exposure to UV radiation.
Average max. wind speed
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
Gainesville, MO

Average temperature in August - Gainesville, MO
  • Average high temperature in August: 89.8°F

The warmest month (with the highest average high temperature) is July (90.9°F).
The month with the lowest average high temperature is January (44.2°F).

  • Average low temperature in August: 66.7°F

The month with the highest average low temperature is July (68.4°F).
The coldest month (with the lowest average low temperature) is January (28.2°F).

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Average pressure in August
Gainesville, MO

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

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in August
Gainesville, MO

Average wind speed in August - Gainesville, MO
  • Average wind speed in August: 4.5mph

The windiest months (with the highest average wind speed) are January, February, March and April (7mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).

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Average humidity in August
Gainesville, MO

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

The month with the highest relative humidity is March (79%).
The months with the lowest relative humidity are July, August and October (73%).

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Average rainfall in August
Gainesville, MO

Average rainfall in August - Gainesville, MO
  • Average rainfall in August: 2.56"

The wettest month (with the highest rainfall) is May (4.33").
The driest month (with the least rainfall) is September (1.73").

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Average rainfall days in August
Gainesville, MO

Average rainfall days in August - Gainesville, MO
  • Average rainfall days in August: 13.8 days

The month with the highest number of rainy days is May (15.9 days).
The month with the least rainy days is January (7.6 days).

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Average snowfall in August
Gainesville, MO

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

The month with the highest snowfall is February (1.77").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in August
Gainesville, MO

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

The month with the highest number of snowfall days is January (4.4 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
Gainesville, MO

Average daylight in August / Average sunshine in August - Gainesville, 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 30min).
The months with the least sunshine are January and February (Average sunshine: 5h and 6min).

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Average sunshine days in August
Gainesville, MO

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

The month with the most sunshine days is December (20.4 days).
The month with the least sunshine days is May (12.7 days).

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Average UV index in August
Gainesville, MO

Average UV index in August - Gainesville, 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).

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Average cloud cover in August
Gainesville, MO

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

The month with the most cloud cover is March (Cloud cover 49).
The months with the least cloud cover are June and July (Cloud cover 30).

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Average visibility in August
Gainesville, MO

Average visibility in August - Gainesville, MO
  • Average visibility in August: 5mi

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

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Gainesville, Missouri, USA

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