August weather forecast
Keystone, NE

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Weather in August

August, the last month of the summer in Keystone, is also a moderately hot month, with an average temperature fluctuating between 63°F (17.2°C) and 85.6°F (29.8°C).

Temperature

As Keystone steps into August, the average high-temperature holds at a moderately hot 85.6°F (29.8°C), hinting at a minor fluctuation from the prior month. The month of August sees a significant daily temperature drop, recording an average low-temperature of 63°F (17.2°C) in Keystone.

Heat index

The average heat index in August is appraised at a tropical 89.6°F (32°C). Prolonged exposure and physical activity might induce exhaustion, potentially causing heat cramps.
Heat index guidelines indicate values are for light wind scenarios and shaded regions. Facing direct sunlight may hike up the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', gives an indication of how one might feel in terms of heat after considering humidity. An individual's temperature experience can be influenced by extra factors, including metabolic differences, activity levels, and clothing. Given the impact of direct sunlight, it's noteworthy that the felt temperature can rise by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. Kids often lack the knowledge about the necessity to take breaks and consume liquids. Thirst, as a late symptom of dehydration, necessitates the maintenance of hydration, particularly during enduring physical activities.

Humidity

The average relative humidity in August in Keystone is 55%.

Rainfall

In Keystone, during August, the rain falls for 14 days and regularly aggregates up to 1.93" (49mm) of precipitation. In Keystone, during the entire year, the rain falls for 117.3 days and collects up to 17.28" (439mm) of precipitation.

Snowfall

June through September are months without snowfall.

Daylight

In August, the average length of the day is 13h and 46min.
On the first day of August in Keystone, Nebraska, sunrise is at 5:42 am and sunset at 8:02 pm. On the last day of the month, sunrise is at 6:12 am and sunset at 7:20 pm MDT.

Sunshine

The months with the most sunshine in Keystone are July and August, with an average of 11.4h of sunshine.

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 exposure to the Sun's UV rays for ordinary individuals.
Note: The daily high UV index of 6 in August translates into this advice:
Continue precautions and advocate sun safety advice. Deterrence of sunburn is indispensable. Remember that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. Make an effort to avoid direct sun exposure during these hours. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.
Updated: Feb 13, 2024 | Published by: Weather U.S. | About Us / Weather Forecasting / Data Sources

Frequently asked questions

How hot is August in Keystone?

In Keystone, in August, the average high-temperature is 85.6°F (29.8°C), and the average low-temperature is 63°F (17.2°C). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which combines relative humidity and air temperature, in August is appraised at 89.6°F (32°C).

What is the average humidity in August in Keystone?

In Keystone, Nebraska, the average relative humidity in August is 55%.

How many days does it rain in August in Keystone?

In Keystone, in August, it is raining for 14 days, with typically 1.93" (49mm) of accumulated precipitation.

When it does not snow in Keystone?

June through September are months without snowfall.

How many hours of daylight does Keystone have in August?

The average day length in August in Keystone is 13h and 46min.

When are sunrise and sunset in August in Keystone?

In August, on the first day of the month, sunrise is at 5:42 am and sunset at 8:02 pm. On the last day of the month, sunrise is at 6:12 am and sunset at 7:20 pm MDT.

What are the months with the most sunshine in Keystone?

July and August, with an average of 11.4h of sunshine, are months with the most sunshine in Keystone, Nebraska.

How many hours of sunshine does Keystone have in August?

The average sunshine duration in August in Keystone, Nebraska, is 11.4h.

What is the UV index reading in August in Keystone?

In Keystone, the average daily maximum UV index in August 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
Keystone, NE

Average temperature in August - Keystone, NE
  • Average high temperature in August: 85.6°F

The warmest month (with the highest average high temperature) is July (88.3°F).
The month with the lowest average high temperature is December (37.4°F).

  • Average low temperature in August: 63°F

The month with the highest average low temperature is July (65.8°F).
The coldest months (with the lowest average low temperature) are January and December (22.3°F).

Average pressure in August
Keystone, NE

Average pressure in August - Keystone, NE
  • Average pressure in August: 29.91"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.83"Hg).

Average wind speed in August
Keystone, NE

Average wind speed in August - Keystone, NE
  • Average wind speed in August: 9.6mph

The windiest month (with the highest average wind speed) is April (12.6mph).
The calmest month (with the lowest average wind speed) is August (9.6mph).

Average humidity in August
Keystone, NE

Average humidity in August - Keystone, NE
  • Average humidity in August: 55%

The month with the highest relative humidity is January (70%).
The month with the lowest relative humidity is September (53%).

Average rainfall in August
Keystone, NE

Average rainfall in August - Keystone, NE
  • Average rainfall in August: 1.93"

The wettest month (with the highest rainfall) is May (3.39").
The driest month (with the least rainfall) is January (0.39").

Average rainfall days in August
Keystone, NE

Average rainfall days in August - Keystone, NE
  • Average rainfall days in August: 14 days

The month with the highest number of rainy days is May (17 days).
The month with the least rainy days is December (3.8 days).

Average snowfall in August
Keystone, NE

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

The month with the highest snowfall is February (3.23").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in August
Keystone, NE

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

The month with the highest number of snowfall days is February (8.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in August / Average sunshine in August - Keystone, 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: 11h and 2min

The months with the most sunshine are July and August (Average sunshine: 11h and 24min).
The month with the least sunshine is February (Average sunshine: 6h and 0min).

Average sunshine days in August
Keystone, NE

Average sunshine days in August - Keystone, NE
  • Average sunshine days in August: 13.3 days

The month with the most sunshine days is November (22.7 days).
The months with the least sunshine days are May and June (10.6 days).

Average UV index in August
Keystone, NE

Average UV index in August - Keystone, NE
  • Average UV index in August: 6

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

Average cloud cover in August
Keystone, NE

Average cloud cover in August - Keystone, NE
  • Average cloud cover in August: 20

The month with the most cloud cover is February (Cloud cover 36).
The months with the least cloud cover are July, August and September (Cloud cover 20).

Average visibility in August
Keystone, NE

Average visibility in August - Keystone, 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).

Keystone, Nebraska, USA

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