August weather forecast
Rock Port, MO

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Weather in August

The last month of the summer, August, is also a moderately hot month in Rock Port, Missouri, with an average temperature ranging between max 82.9°F (28.3°C) and min 64.2°F (17.9°C).

Temperature

Rock Port, Missouri, experiences an average high-temperature of a still moderately hot 82.9°F (28.3°C) in August, marking an insignificant shift from 84.9°F (29.4°C) in July. Rock Port registers a consistent average low-temperature of 64.2°F (17.9°C) during August.

Heat index

For most parts of August, the heat index is computed to be a hot 91.4°F (33°C). Ensure additional precautions, heat exhaustion and heat cramps may be expected. Heatstroke could occur from sustained activity.
Observations indicate that the heat index values are for shady locations with light wind. Exposing to direct sunshine may enhance heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', melds the effects of warmth and moisture to generate a feeling of heat. Additional elements including metabolic differences, the level of physical activity, and attire have a role in shaping the individual's temperature perception. 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 primarily vital for children. Youngsters frequently overlook the need for breaks and fluid intake. Thirst is an advanced sign of dehydration - thereby highlighting the importance of keeping hydrated, particularly during long physical activities.

Humidity

In August, the average relative humidity is 78%.

Rainfall

In Rock Port, during August, the rain falls for 12.9 days and regularly aggregates up to 2.56" (65mm) of precipitation. In Rock Port, during the entire year, the rain falls for 120.8 days and collects up to 24.09" (612mm) of precipitation.

Snowfall

May through September are months without snowfall.

Daylight

In August, the average length of the day is 13h and 43min.
On the first day of the month, sunrise is at 6:20 am and sunset at 8:36 pm. On the last day of August, sunrise is at 6:49 am and sunset at 7:55 pm CDT.

Sunshine

The average sunshine in August is 9.9h.

UV index

The months with the highest UV index are June through August, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health risk from unsafe exposure to UV radiation for ordinary individuals.
Note: The daily high UV index of 6 during August translates into the following recommendations:
Take precautions and utilize sun safety practices. Protection against skin and eye damage is required. Attempt to stay under shade and limit exposure to the Sun between 10 a.m. and 4 p.m., when UV radiation is at its peak. Remember, devices such as parasols or canopies might not provide complete sun protection. Employ a wide-brim hat for potent defense against up to 50% of UV rays.
Updated: Aug 15, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot does it get in August?

The average high-temperature and low-temperature during August are 82.9°F (28.3°C) and 64.2°F (17.9°C) respectively. In August, the average heat index (a.k.a. 'feels like', 'real feel'), which combines relative humidity and air temperature, is computed to be 91.4°F (33°C).

What is the average humidity in August?

In Rock Port, Missouri, the average relative humidity in August is 78%.

How many days does it rain in August?

In August, the rain falls for 12.9 days. Throughout August, 2.56" (65mm) of precipitation is accumulated.

When it does not snow?

In Rock Port, snow does not fall in May through September.

How many hours of daylight does Rock Port have in August?

The average day length in August is 13h and 43min.

What time are sunrise and sunset in August?

In August, on the first day of the month, sunrise is at 6:20 am and sunset at 8:36 pm. On the last day of the month, sunrise is at 6:49 am and sunset at 7:55 pm CDT.

How many hours of sunshine does Rock Port have in August?

The average sunshine duration in August is 9.9h.

What are the months with the highest UV index?

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

How high is the UV index in August?

In Rock Port, Missouri, the average daily maximum UV index in August is 6. A UV Index estimate of 6 to 7 represents a high hazard to health from exposure to the Sun's 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
Rock Port, MO

Average temperature in August - Rock Port, MO
  • Average high temperature in August: 82.9°F

The warmest month (with the highest average high temperature) is July (84.9°F).
The month with the lowest average high temperature is January (32.5°F).

  • Average low temperature in August: 64.2°F

The month with the highest average low temperature is July (67.1°F).
The coldest month (with the lowest average low temperature) is January (18.5°F).

Average pressure in August
Rock Port, MO

Average pressure in August - Rock Port, 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
Rock Port, MO

Average wind speed in August - Rock Port, MO
  • Average wind speed in August: 6.8mph

The windiest months (with the highest average wind speed) are March and April (10.1mph).
The calmest month (with the lowest average wind speed) is July (6.6mph).

Average humidity in August
Rock Port, MO

Average humidity in August - Rock Port, MO
  • Average humidity in August: 78%

The month with the highest relative humidity is July (79%).
The month with the lowest relative humidity is October (67%).

Average rainfall in August
Rock Port, MO

Average rainfall in August - Rock Port, MO
  • Average rainfall in August: 2.56"

The wettest month (with the highest rainfall) is June (4.21").
The driest month (with the least rainfall) is February (0.67").

Average rainfall days in August
Rock Port, MO

Average rainfall days in August - Rock Port, MO
  • Average rainfall days in August: 12.9 days

The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is February (3.8 days).

Average snowfall in August
Rock Port, MO

Average snowfall in August - Rock Port, MO
  • Average snowfall in August: 0"

The month with the highest snowfall is January (3.03").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in August
Rock Port, MO

Average snowfall days in August - Rock Port, MO
  • Average snowfall days in August: 0 days

The months with the highest number of snowfall days are January and February (6.7 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
Rock Port, MO

Average daylight in August / Average sunshine in August - Rock Port, 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 18min).

  • Average sunshine in August: 9h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 48min).

Average sunshine days in August
Rock Port, MO

Average sunshine days in August - Rock Port, MO
  • Average sunshine days in August: 14.7 days

The months with the most sunshine days are November and December (21.5 days).
The month with the least sunshine days is May (11.4 days).

Average UV index in August
Rock Port, MO

Average UV index in August - Rock Port, 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).

Average cloud cover in August
Rock Port, MO

Average cloud cover in August - Rock Port, MO
  • Average cloud cover in August: 29

The month with the most cloud cover is January (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 27).

Average visibility in August
Rock Port, MO

Average visibility in August - Rock Port, 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).

Rock Port, Missouri, USA

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