August weather forecast
Garrison, NE

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Weather in August

The last month of the summer, August, is another warm month in Garrison, Nebraska, with an average temperature fluctuating between 62.8°F (17.1°C) and 83.5°F (28.6°C).

Temperature

The arrival of August records an average high-temperature of a still moderately hot 83.5°F (28.6°C), closely related to the 85.3°F (29.6°C) observed in July. In the month of August, Garrison's average low-temperature falls to a refreshing 62.8°F (17.1°C).

Heat index

August's mean heat index is appraised at a hot 91.4°F (33°C). Ensure extra safety steps, heat exhaustion and heat cramps are likely. Long activity might lead to heatstroke.
Factoring in the heat index, values are geared towards shaded areas with light breezes. When exposed to the direct sun, the heat index may augment by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', marries air temperature and humidity to produce a value illustrating perceived warmth. The perception of temperature can be subjective, varying based on activity and individual heat sensitivity, influenced by factors like wind, attire, and metabolic variations. Do note, being directly under sun rays can amplify the heat you feel, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. Juveniles often do not understand the need to recuperate and rehydrate. Thirst is a delayed symptom of dehydration - hence, it is vital to maintain hydration, particularly during ongoing physical activities.

Humidity

In Garrison, the average relative humidity in August is 74%.

Rainfall

In Garrison, during August, the rain falls for 13.9 days and regularly aggregates up to 2.24" (57mm) of precipitation. In Garrison, during the entire year, the rain falls for 112.4 days and collects up to 18.62" (473mm) of precipitation.

Snowfall

June through September are months without snowfall.

Daylight

In Garrison, the average length of the day in August is 13h and 46min.
On the first day of the month, sunrise is at 6:25 am and sunset at 8:44 pm. On the last day of August, sunrise is at 6:54 am and sunset at 8:02 pm CDT.

Sunshine

The average sunshine in August is 10.1h.

UV index

The months with the highest UV index are June 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 average individuals.
Note: An average UV index of 6 in August transforms into this advice:
Dodge overexposure. Fair-skinned people can get singed in less than 20 minutes. Minimize exposure to direct sunlight and seek shade from 10 a.m. to 4 p.m., when UV radiation is most intense, but remember that shade structures may not offer complete protection. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes.
Updated: Jul 24, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is August?

During August, Garrison experiences an average high-temperature of 83.5°F (28.6°C) and a low-temperature of 62.8°F (17.1°C). The average heat index (a.k.a. 'feels like', 'apparent temperature'), which combines relative humidity and air temperature, in August is appraised at 91.4°F (33°C).

What is the average humidity in August?

In Garrison, the average relative humidity in August is 74%.

How much does it rain in August?

In Garrison, in August, during 13.9 rainfall days, 2.24" (57mm) of precipitation is typically accumulated.

When it does not snow?

June through September are months without snowfall.

How many hours of daylight does Garrison have in August?

In Garrison, the average day length in August is 13h and 46min.

When are sunrise and sunset in August?

In August, on the first day of the month, sunrise is at 6:25 am and sunset at 8:44 pm. On the last day of the month, sunrise is at 6:54 am and sunset at 8:02 pm CDT.

How many hours of sunshine does Garrison have in August?

The average sunshine duration in August is 10.1h.

What is the month 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 reading in August?

The average daily maximum UV index in August is 6. A UV Index of 6 to 7 symbolizes a high health threat 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
Garrison, NE

Average temperature in August - Garrison, NE
  • Average high temperature in August: 83.5°F

The warmest month (with the highest average high temperature) is July (85.3°F).
The month with the lowest average high temperature is January (31.5°F).

  • Average low temperature in August: 62.8°F

The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (17.1°F).

Average pressure in August
Garrison, NE

Average pressure in August - Garrison, NE
  • 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 (29.85"Hg).

Average wind speed in August
Garrison, NE

Average wind speed in August - Garrison, NE
  • Average wind speed in August: 8mph

The windiest month (with the highest average wind speed) is April (11.2mph).
The calmest month (with the lowest average wind speed) is July (7.6mph).

Average humidity in August
Garrison, NE

Average humidity in August - Garrison, NE
  • Average humidity in August: 74%

The month with the highest relative humidity is January (79%).
The month with the lowest relative humidity is October (64%).

Average rainfall in August
Garrison, NE

Average rainfall in August - Garrison, NE
  • Average rainfall in August: 2.24"

The wettest month (with the highest rainfall) is May (2.83").
The driest month (with the least rainfall) is January (0.59").

Average rainfall days in August
Garrison, NE

Average rainfall days in August - Garrison, NE
  • Average rainfall days in August: 13.9 days

The month with the highest number of rainy days is May (15.5 days).
The month with the least rainy days is February (2.5 days).

Average snowfall in August
Garrison, NE

Average snowfall in August - Garrison, NE
  • Average snowfall in August: 0"

The month with the highest snowfall is January (2.68").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in August
Garrison, NE

Average snowfall days in August - Garrison, NE
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is February (7.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in August /
Average sunshine in August
Garrison, NE

Average daylight in August / Average sunshine in August - Garrison, NE
  • Average daylight in August: 13h and 5min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in August: 10h and 1min

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 6min).

Average sunshine days in August
Garrison, NE

Average sunshine days in August - Garrison, NE
  • Average sunshine days in August: 14.6 days

The month with the most sunshine days is November (23.2 days).
The month with the least sunshine days is June (12.6 days).

Average UV index in August
Garrison, NE

Average UV index in August - Garrison, NE
  • 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
Garrison, NE

Average cloud cover in August - Garrison, NE
  • Average cloud cover in August: 29

The month with the most cloud cover is January (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 25).

Average visibility in August
Garrison, NE

Average visibility in August - Garrison, NE
  • 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).

Garrison, Nebraska, USA

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