August weather forecast
Altoona, KS

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Weather in August

August, the last month of the summer in Altoona, is another hot month, with an average temperature fluctuating between 67.8°F (19.9°C) and 86.9°F (30.5°C).

Temperature

The arrival of August denotes a barely perceptible change in the average high-temperatures to a still tropical 86.9°F (30.5°C) from July's 89.2°F (31.8°C). The nights of August anticipate an average low-temperature of 67.8°F (19.9°C).

Heat index

The heat index for August is computed to be a fiery hot 98.6°F (37°C). Implement additional safety measures to avoid heat cramps and heat exhaustion. Persistent activity might trigger heatstroke.
Regarding the heat index, one should be aware it's determined by shaded settings and mild winds. Exposure to the direct sun might augment heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', takes into account both air temperature and humidity to illustrate what people actually feel. The influence of weather is personal, with a diverse population experiencing it differently due to differences in body mass, stature, and degree of activity. When you're directly under the sun's rays, remember that the heat index may surge by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. Children often overlook the necessity for resting and fluid replenishment. Thirst is a late sign of dehydration - thus, it is critical to stay hydrated, especially during extended periods of physical activities.
When it comes to cooling down, the human body's primary method is through perspiration, making use of sweat evaporation to eliminate excess heat. In situations of high air temperature combined with high humidity (significant heat index), the body's ability to perspire is reduced, heightening the sense of warmth. Heat disorders may be on the horizon when body temperatures rise from inadequate heat management.

Humidity

The average relative humidity in August is 73%.

Rainfall

In August, the rain falls for 13.5 days. Throughout August, 3.43" (87mm) of precipitation is accumulated. In Altoona, during the entire year, the rain falls for 129.4 days and collects up to 27.87" (708mm) of precipitation.

Snowfall

April through October are months without snowfall.

Daylight

The average length of the day in August is 13h and 34min.
On the first day of August, sunrise is at 6:27 am and sunset at 8:30 pm. On the last day of the month, sunrise is at 6:52 am and sunset at 7:52 pm CDT.

Sunshine

In Altoona, the average sunshine in August is 10.4h.

UV index

In August, the average daily maximum UV index is 6. A UV Index reading of 6 to 7 represents a high threat to health from unsafe exposure to UV radiation for ordinary individuals.
Note: A daily high UV index of 6 in August leads to these guidelines:
Ward off overexposure. Defence against solar harm is crucial. Stay in the shade and limit direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is particularly strong. Remember, however, that shade structures may not provide complete protection. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense.
Updated: Jul 18, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Is it hot during August?

August temperatures vary between a high-temperature of 86.9°F (30.5°C) and a low-temperature of 67.8°F (19.9°C). The average heat index (a.k.a. 'feels like', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, in August is computed to be 98.6°F (37°C).

What is the average humidity in August?

In August, the average relative humidity is 73%.

How many days does it rain in August?

In Altoona, in August, during 13.5 rainfall days, 3.43" (87mm) of precipitation is typically accumulated.

When it does not snow?

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

How many hours of daylight does Altoona have in August?

In Altoona, the average day length in August is 13h and 34min.

What time are sunrise and sunset in August?

In August, on the first day of the month, sunrise is at 6:27 am and sunset at 8:30 pm. On the last day of the month, sunrise is at 6:52 am and sunset at 7:52 pm CDT.

How many hours of sunshine does Altoona have in August?

In August, the average sunshine duration is 10.4h.

What is the UV index intensity in August?

In August, the average daily maximum UV index is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability 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
Altoona, KS

Average temperature in August - Altoona, KS
  • Average high temperature in August: 86.9°F

The warmest month (with the highest average high temperature) is July (89.2°F).
The month with the lowest average high temperature is January (42.8°F).

  • Average low temperature in August: 67.8°F

The month with the highest average low temperature is July (70.9°F).
The coldest month (with the lowest average low temperature) is January (27°F).

Average pressure in August
Altoona, KS

Average pressure in August - Altoona, KS
  • Average pressure in August: 29.94"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).

Average wind speed in August
Altoona, KS

Average wind speed in August - Altoona, KS
  • Average wind speed in August: 7.3mph

The windiest months (with the highest average wind speed) are March and April (11.2mph).
The calmest month (with the lowest average wind speed) is August (7.3mph).

Average humidity in August
Altoona, KS

Average humidity in August - Altoona, KS
  • Average humidity in August: 73%

The month with the highest relative humidity is May (80%).
The month with the lowest relative humidity is October (69%).

Average rainfall in August
Altoona, KS

Average rainfall in August - Altoona, KS
  • Average rainfall in August: 3.43"

The wettest month (with the highest rainfall) is May (5.08").
The driest month (with the least rainfall) is January (0.87").

Average rainfall days in August
Altoona, KS

Average rainfall days in August - Altoona, KS
  • Average rainfall days in August: 13.5 days

The month with the highest number of rainy days is May (15.8 days).
The month with the least rainy days is December (5.4 days).

Average snowfall in August
Altoona, KS

Average snowfall in August - Altoona, KS
  • Average snowfall in August: 0"

The month with the highest snowfall is February (1.65").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in August
Altoona, KS

Average snowfall days in August - Altoona, KS
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is February (3.5 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in August /
Average sunshine in August
Altoona, KS

Average daylight in August / Average sunshine in August - Altoona, KS
  • 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 month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 5h and 36min).

Average sunshine days in August
Altoona, KS

Average sunshine days in August - Altoona, KS
  • Average sunshine days in August: 15 days

The month with the most sunshine days is December (23.2 days).
The month with the least sunshine days is May (13.3 days).

Average UV index in August
Altoona, KS

Average UV index in August - Altoona, KS
  • Average UV index in August: 6

The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January, February and December (UV index 2).

Average cloud cover in August
Altoona, KS

Average cloud cover in August - Altoona, KS
  • Average cloud cover in August: 24

The month with the most cloud cover is March (Cloud cover 42).
The months with the least cloud cover are June, July and August (Cloud cover 24).

Average visibility in August
Altoona, KS

Average visibility in August - Altoona, KS
  • 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).

Altoona, Kansas, USA

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