August weather forecast
Longtown, MO

Share

Weather in August

August, the last month of the summer in Longtown, is also a hot month, with an average temperature ranging between min 66°F (18.9°C) and max 86.2°F (30.1°C).

Temperature

The transition into August notes an average high-temperature of a still tropical 86.2°F (30.1°C), revealing a mild distinction from the 87.8°F (31°C) in July. In Longtown, the average temperature during the nights of August drops to a refreshing 66°F (18.9°C).

Heat index

For most parts of August, the heat index is evaluated at a torrid 98.6°F (37°C). Take extra safety measures to prevent heat exhaustion and heat cramps. Heatstroke could follow lengthy activity.
In the scope of the heat index, its values resonate with shade and light wind conditions. Exposure to unobstructed sunshine could lead to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', blends air temperature and moisture content to represent the felt temperature to humans. Factors including metabolic differences, physical activity, and clothing are additional elements that influence the individual's temperature experience. With direct sunlight, be aware that it might enhance the heat sensation, raising the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. 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.
Perspiration is the human body's physiological response to high temperatures and is an attempt to lower body temperature through evaporation of sweat. 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. Overheating and dehydration threats arise when heat gain goes beyond what the body can comfortably shed.

Humidity

The average relative humidity in August is 76%.

Rainfall

In Longtown, during August, the rain falls for 10.9 days and regularly aggregates up to 0.98" (25mm) of precipitation. In Longtown, during the entire year, the rain falls for 111.9 days and collects up to 10.43" (265mm) of precipitation.

Snowfall

April through September are months without snowfall.

Daylight

In August, the average length of the day is 13h and 34min.
On the first day of the month, sunrise is at 6:03 am and sunset at 8:07 pm. On the last day of August, sunrise is at 6:29 am and sunset at 7:29 pm CDT.

Sunshine

In August, the average sunshine is 10.3h.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV radiation for the average person.
Note: A typical high UV index of 6 in August suggests the following recommendations:
Steer clear of overexposure. Fair-skinned individuals can be scorched in less than 20 minutes. Be aware that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. and try to reduce direct sun exposure during this period as much as possible. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.
Updated: Jul 29, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is August?

The high-temperature, in August, in Longtown, is 86.2°F (30.1°C), while the low-temperature averages to 66°F (18.9°C). The average heat index (a.k.a. 'felt air temperature', 'real feel'), which factors the actual air temperature with the relative humidity, in August is evaluated at 98.6°F (37°C).

What is the average humidity in August?

The average relative humidity in August is 76%.

How much does it rain in August?

In Longtown, during August, the rain falls for 10.9 days and regularly aggregates up to 0.98" (25mm) of precipitation.

When it does not snow?

In Longtown, snow does not fall in April through September.

What is the average length of the day in August?

The average day length in August is 13h and 34min.

What time are sunrise and sunset in August in Longtown?

On the first day of August, sunrise is at 6:03 am and sunset at 8:07 pm. On the last day of the month, sunrise is at 6:29 am and sunset at 7:29 pm CDT.

How many hours of sunshine does Longtown have in August?

The average sunshine duration in August in Longtown is 10.3h.

When is 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 intensity in August?

In Longtown, the average daily maximum UV index in August is 6. A UV Index estimate of 6 to 7 represents a high health risk 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
Longtown, MO

Average temperature in August - Longtown, MO
  • Average high temperature in August: 86.2°F

The warmest month (with the highest average high temperature) is July (87.8°F).
The month with the lowest average high temperature is January (39.4°F).

  • Average low temperature in August: 66°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 (26.1°F).

Average pressure in August
Longtown, MO

Average pressure in August - Longtown, MO
  • Average pressure in August: 29.98"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).

Average wind speed in August
Longtown, MO

Average wind speed in August - Longtown, MO
  • Average wind speed in August: 5.5mph

The windiest month (with the highest average wind speed) is January (9.3mph).
The calmest months (with the lowest average wind speed) are July and August (5.5mph).

Average humidity in August
Longtown, MO

Average humidity in August - Longtown, MO
  • Average humidity in August: 76%

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

Average rainfall in August
Longtown, MO

Average rainfall in August - Longtown, MO
  • Average rainfall in August: 0.98"

The wettest months (with the highest rainfall) are April and May (1.22").
The driest month (with the least rainfall) is September (0.43").

Average rainfall days in August
Longtown, MO

Average rainfall days in August - Longtown, MO
  • Average rainfall days in August: 10.9 days

The month with the highest number of rainy days is July (13.4 days).
The month with the least rainy days is January (5.9 days).

Average snowfall in August
Longtown, MO

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

The month with the highest snowfall is February (0.59").
The months with the least snowfall are April, May, June, July, August and September (0").

Average snowfall days in August
Longtown, MO

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

The month with the highest number of snowfall days is January (3.7 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
Longtown, MO

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

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

  • Average sunshine in August: 10h and 2min

The months with the most sunshine are June and July (Average sunshine: 10h and 36min).
The months with the least sunshine are January and February (Average sunshine: 4h and 48min).

Average sunshine days in August
Longtown, MO

Average sunshine days in August - Longtown, MO
  • Average sunshine days in August: 16.5 days

The month with the most sunshine days is October (21.9 days).
The month with the least sunshine days is July (13.5 days).

Average UV index in August
Longtown, MO

Average UV index in August - Longtown, 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).

Average cloud cover in August
Longtown, MO

Average cloud cover in August - Longtown, MO
  • Average cloud cover in August: 28

The months with the most cloud cover are January and February (Cloud cover 48).
The month with the least cloud cover is June (Cloud cover 27).

Average visibility in August
Longtown, MO

Average visibility in August - Longtown, 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).

Longtown, Missouri, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location