August weather forecast
Altamont, MO

Share

Weather in August

The last month of the summer, August, is another warm month in Altamont, Missouri, with temperature in the range of an average high of 83.5°F (28.6°C) and an average low of 64.6°F (18.1°C).

Temperature

Altamont's weather in August indicates an average high-temperature of a still moderately hot 83.5°F (28.6°C), nearly consistent with the 84.7°F (29.3°C) of July. In Altamont, the August nights cool down to an average low of 64.6°F (18.1°C).

Heat index

For most parts of August, the heat index is computed to be a hot 91.4°F (33°C). Ensure extra safety steps, heat exhaustion and heat cramps are likely. Long activity might lead to heatstroke.
It is emphasized that the heat index's values are meant for shaded zones with mild winds. If directly exposed to the sun, the heat index could rise by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', determines the feeling of heat when you account for the relative humidity. A person's impression of weather can be swayed by numerous aspects, among them metabolic variations, pregnancy, and activity levels. When in direct sunlight, one should be cautious as it can raise the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for children. Young kids are often more at risk than adults as they tend to perspire less. Besides, their skin surface is larger relative to their small bodies, and their increased heat output from their active lifestyle compounds their risk.

Humidity

The average relative humidity in August is 79%.

Rainfall

In Altamont, in August, during 13.2 rainfall days, 2.56" (65mm) of precipitation is typically accumulated. In Altamont, during the entire year, the rain falls for 129.6 days and collects up to 26.02" (661mm) of precipitation.

Snowfall

In Altamont, snow does not fall in June through September.

Daylight

In Altamont, the average length of the day in August is 13h and 41min.
On the first day of August, sunrise is at 6:15 am and sunset at 8:29 pm. On the last day of the month, sunrise is at 6:44 am and sunset at 7:48 pm CDT.

Sunshine

The average sunshine in August is 9.9h.

UV index

June through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high health hazard from exposure to the Sun's UV rays for ordinary individuals.
Note: A maximum daily UV index of 6 during August morphs into the following directions:
Exercise precautions and adapt sun safety practices. Defence against skin and eye affliction is paramount. 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. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat.
Updated: Aug 10, 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 Altamont, is 83.5°F (28.6°C), while the low-temperature averages to 64.6°F (18.1°C). In August, the average heat index (a.k.a. 'real feel', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, is computed to be 91.4°F (33°C).

What is the average humidity in August?

The average relative humidity in August is 79%.

How much does it rain in August?

In Altamont, during August, the rain falls for 13.2 days and regularly aggregates up to 2.56" (65mm) of precipitation.

When it does not snow?

June through September are months without snowfall.

How many hours of daylight does Altamont have in August?

In August, the average day length in Altamont is 13h and 41min.

When is the sunrise / sunset in August?

In August, on the first day of the month, sunrise is at 6:15 am and sunset at 8:29 pm. On the last day of the month, in Altamont, sunrise is at 6:44 am and sunset at 7:48 pm CDT.

How long on average sun shines in August?

In Altamont, the average sunshine duration in August is 9.9h.

What are the months with the highest UV index?

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

What is the UV index intensity in August?

In Altamont, 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
Altamont, MO

Average temperature in August - Altamont, MO
  • Average high temperature in August: 83.5°F

The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (34°F).

  • Average low temperature in August: 64.6°F

The month with the highest average low temperature is July (67.5°F).
The coldest month (with the lowest average low temperature) is January (20.1°F).

Average pressure in August
Altamont, MO

Average pressure in August - Altamont, MO
  • Average pressure in August: 29.96"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).

Average wind speed in August
Altamont, MO

Average wind speed in August - Altamont, MO
  • Average wind speed in August: 6.3mph

The windiest month (with the highest average wind speed) is March (9.9mph).
The calmest months (with the lowest average wind speed) are July and August (6.3mph).

Average humidity in August
Altamont, MO

Average humidity in August - Altamont, MO
  • Average humidity in August: 79%

The months with the highest relative humidity are May, June and July (80%).
The months with the lowest relative humidity are October and November (71%).

Average rainfall in August
Altamont, MO

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

The wettest month (with the highest rainfall) is June (3.82").
The driest month (with the least rainfall) is February (0.94").

Average rainfall days in August
Altamont, MO

Average rainfall days in August - Altamont, MO
  • Average rainfall days in August: 13.2 days

The month with the highest number of rainy days is May (17.2 days).
The month with the least rainy days is January (4.2 days).

Average snowfall in August
Altamont, MO

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

The month with the highest snowfall is January (3.9").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in August
Altamont, MO

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

The month with the highest number of snowfall days is January (7.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in August / Average sunshine in August - Altamont, 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: 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 42min).

Average sunshine days in August
Altamont, MO

Average sunshine days in August - Altamont, MO
  • Average sunshine days in August: 14.8 days

The month with the most sunshine days is December (21.1 days).
The month with the least sunshine days is May (11.3 days).

Average UV index in August
Altamont, MO

Average UV index in August - Altamont, 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
Altamont, MO

Average cloud cover in August - Altamont, MO
  • Average cloud cover in August: 29

The month with the most cloud cover is March (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 28).

Average visibility in August
Altamont, MO

Average visibility in August - Altamont, 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).

Altamont, Missouri, USA

Weather forecast for your location

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