August weather forecast
Big Lake, MO

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Weather in August

August, the last month of the summer in Big Lake, is also a moderately hot month, with an average temperature varying between 64.4°F (18°C) and 84.2°F (29°C).

Temperature

August's arrival registers an average high-temperature of a moderately hot 84.2°F (29°C), closely aligning with the temperature of the previous month. Big Lake's nights in August cool down to an average low-temperature of 64.4°F (18°C).

Heat index

For August, the heat index is computed to be a tropical 93.2°F (34°C). Use additional protective measures, heat cramps and heat exhaustion are possible outcomes. Continuous activity might lead to heatstroke.
Take note of the fact that heat index values are based on shaded circumstances with light airflows. The direct sunshine could escalate the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', measures the perceived warmth when incorporating the humidity present in the air. Elements of metabolic variation, physical activity, and clothing contribute to the effect of temperature on an individual. Awareness of direct sun exposure is crucial as it has the potential to heighten the weather's effects, pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. Kids are generally in more danger than adults because they perspire less. Their large skin surface area compared to their small bodies and the excessive heat due to their actions raises their risk.

Humidity

The months with the highest humidity are January, June through August, with an average relative humidity of 76%.

Rainfall

In Big Lake, during August, the rain falls for 12.3 days and regularly aggregates up to 2.44" (62mm) of precipitation. Throughout the year, there are 120.1 rainfall days, and 22.8" (579mm) of precipitation is accumulated.

Snowfall

May through September are months without snowfall.

Daylight

The average length of the day in August is 13h and 43min.
On the first day of August, sunrise is at 6:20 am and sunset at 8:35 pm. On the last day of the month, sunrise is at 6:48 am and sunset at 7:54 pm CDT.

Sunshine

In Big Lake, 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. A UV Index of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV rays for the average person.
Note: The maximum daily UV index of 6 in August converts into the following recommendations:
Endorse precautions and be consistent with sun safety guidelines. Preventing sunburn is paramount. The Sun's UV radiation is at its strongest between the hours of 10 a.m. and 4 p.m. Minimize direct exposure to the sun during this period. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.
Updated: Aug 22, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is August?

The average high-temperature, in August, in Big Lake, is 84.2°F (29°C), while the average low-temperature is 64.4°F (18°C). In August, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which factors the actual air temperature with the relative humidity, is computed to be 93.2°F (34°C).

What are the most humid months?

January, June through August, with an average relative humidity of 76%, are most humid months in Big Lake.

What is the average humidity in August in Big Lake?

In Big Lake, the average relative humidity in August is 76%.

How much does it rain in Big Lake in August?

In Big Lake, during August, the rain falls for 12.3 days and regularly aggregates up to 2.44" (62mm) of precipitation.

When it does not snow?

In Big Lake, snow does not fall in May through September.

How many hours of daylight does Big Lake have in August?

In Big Lake, the average day length in August is 13h and 43min.

When is the sunrise / sunset in August in Big Lake?

On the first day of August, sunrise is at 6:20 am and sunset at 8:35 pm. On the last day of the month, sunrise is at 6:48 am and sunset at 7:54 pm CDT.

How many hours of sunshine does Big Lake have in August?

In August, the average sunshine duration is 10.1h.

What are the months with the highest UV index?

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

What is the UV index reading in August?

In Big Lake, the average daily maximum UV index in August is 6. A UV Index of 6 to 7 symbolizes a high health risk 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
Big Lake, MO

Average temperature in August - Big Lake, MO
  • Average high temperature in August: 84.2°F

The warmest month (with the highest average high temperature) is July (86°F).
The month with the lowest average high temperature is January (34.3°F).

  • Average low temperature in August: 64.4°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 (19.9°F).

Average pressure in August
Big Lake, MO

Average pressure in August - Big Lake, MO
  • Average pressure in August: 29.95"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).

Average wind speed in August
Big Lake, MO

Average wind speed in August - Big Lake, MO
  • Average wind speed in August: 6.8mph

The windiest month (with the highest average wind speed) is March (10.3mph).
The calmest months (with the lowest average wind speed) are July and August (6.8mph).

Average humidity in August
Big Lake, MO

Average humidity in August - Big Lake, MO
  • Average humidity in August: 76%

The months with the highest relative humidity are January, June, July and August (76%).
The month with the lowest relative humidity is October (66%).

Average rainfall in August
Big Lake, MO

Average rainfall in August - Big Lake, MO
  • Average rainfall in August: 2.44"

The wettest month (with the highest rainfall) is May (3.66").
The driest month (with the least rainfall) is February (0.67").

Average rainfall days in August
Big Lake, MO

Average rainfall days in August - Big Lake, MO
  • Average rainfall days in August: 12.3 days

The month with the highest number of rainy days is May (16.5 days).
The month with the least rainy days is January (3.7 days).

Average snowfall in August
Big Lake, MO

Average snowfall in August - Big Lake, MO
  • Average snowfall in August: 0"

The month with the highest snowfall is January (2.52").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in August
Big Lake, MO

Average snowfall days in August - Big Lake, MO
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is February (6.2 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
Big Lake, MO

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

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • 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: 5h and 0min).

Average sunshine days in August
Big Lake, MO

Average sunshine days in August - Big Lake, MO
  • Average sunshine days in August: 15.2 days

The month with the most sunshine days is December (22.2 days).
The month with the least sunshine days is May (12 days).

Average UV index in August
Big Lake, MO

Average UV index in August - Big Lake, 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, November and December (UV index 2).

Average cloud cover in August
Big Lake, MO

Average cloud cover in August - Big Lake, MO
  • Average cloud cover in August: 28

The month with the most cloud cover is March (Cloud cover 45).
The months with the least cloud cover are June and July (Cloud cover 27).

Average visibility in August
Big Lake, MO

Average visibility in August - Big Lake, 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).

Big Lake, Missouri, USA

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