August weather forecast
Aurora, CO

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Beautiful city lights and speedy car lights on the highway in Aurora City, Colorado
Beautiful city lights and speedy car lights on the highway in Aurora City, Colorado

Weather in August

August experiences slightly cooler temperatures than in July, with an average of 85.5°F (29.7°C) being the highest. However, it remains one of the hottest months of the year and typically feels quite warm. Comparatively, the weather is drier this month with lesser rainfall than in July. Despite being part of the summer period, August has shorter daylight hours than the preceding month. However, based on past data, this month also holds a record for longest sunshine hours on clear days.

Temperature

The arrival of August brings an average high-temperature of a moderately hot 85.5°F (29.7°C), nearly identical to July's 86.5°F (30.3°C). In the face of high daytime temperatures, Aurora witnesses a consistent average nighttime low of 59.4°F (15.2°C) during August.

Heat index

The heat index value during August is calculated to be a hot 86°F (30°C). Ongoing exposure and activity could lead to a state of exhaustion, with a chance of heat cramps.
When referencing the heat index, its values are suitable for shady environments and light breezes. The heat index values could be amplified by up to 15 Fahrenheit (8 Celsius) degrees in direct sunlight.
Note: The heat index, also known as 'real feel' or 'felt air temperature', is a fusion of air temperature and moisture levels to demonstrate the sensation of heat. A person's impression of weather can be shaped by many aspects, among them metabolic variations, pregnancy, and levels of physical activity. 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 primarily vital for children. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it's vital to remain hydrated, particularly during prolonged physical activities.

Humidity

August is the least humid month in Aurora, with an average relative humidity of 42%.

Rainfall

In Aurora, during August, the rain falls for 11.4 days and regularly aggregates up to 0.94" (24mm) of precipitation. Throughout the year, there are 98.3 rainfall days, and 11.69" (297mm) of precipitation is accumulated.

Snowfall

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

Daylight

In August, the average length of the day is 13h and 41min.
On the first day of August in Aurora, Colorado, sunrise is at 5:59 am and sunset at 8:12 pm. On the last day of the month, sunrise is at 6:27 am and sunset at 7:31 pm MDT.

Sunshine

The average sunshine in August in Aurora is 11.8h.

UV index

June through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high health risk from exposure to the Sun's UV radiation for ordinary individuals.
Note: A daily high UV index of 6 in August leads to these guidelines:
Stand by precautions and apply sun safety measures. Evading sunburn is of great importance. Try to minimize direct Sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Also note that objects like parasols or canopies might not provide complete sun protection. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
Updated: Feb 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is August in Aurora?

An average high-temperature, in August, in Aurora, is 85.5°F (29.7°C) and the average low-temperature is 59.4°F (15.2°C). In August, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which combines relative humidity and air temperature, is calculated to be 86°F (30°C).

What is the least humid month in Aurora?

August is the least humid month, with an average relative humidity of 42%.

What is the average humidity in August in Aurora?

In Aurora, the average relative humidity in August is 42%.

How much does it rain in Aurora in August?

In Aurora, Colorado, during August, the rain falls for 11.4 days and regularly aggregates up to 0.94" (24mm) of precipitation.

When it does not snow in Aurora?

June through September are months without snowfall in Aurora.

What is the average length of the day in August in Aurora?

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

When are sunrise and sunset in August in Aurora?

On the first day of August in Aurora, Colorado, sunrise is at 5:59 am and sunset at 8:12 pm. On the last day of the month, sunrise is at 6:27 am and sunset at 7:31 pm MDT.

How many hours of sunshine does Aurora have in August?

In August, the average sunshine duration in Aurora, Colorado, is 11.8h.

When is the highest UV index in Aurora?

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

What is the UV index intensity in August in Aurora?

In Aurora, the average daily maximum UV index in August is 6. A UV Index of 6 to 7 symbolizes a high health threat from unprotected exposure to 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
Aurora, CO

Average temperature in August - Aurora, CO
  • Average high temperature in August: 85.5°F

The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is December (40.1°F).

  • Average low temperature in August: 59.4°F

The month with the highest average low temperature is July (61°F).
The coldest month (with the lowest average low temperature) is December (21.7°F).

Average pressure in August
Aurora, CO

Average pressure in August - Aurora, CO
  • Average pressure in August: 30"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The months with the lowest atmospheric pressure are April and June (29.9"Hg).

Average wind speed in August
Aurora, CO

Average wind speed in August - Aurora, CO
  • Average wind speed in August: 6.6mph

The windiest month (with the highest average wind speed) is April (8mph).
The calmest months (with the lowest average wind speed) are September and December (6.5mph).

Average humidity in August
Aurora, CO

Average humidity in August - Aurora, CO
  • Average humidity in August: 42%

The months with the highest relative humidity are January and February (64%).
The month with the lowest relative humidity is August (42%).

Average rainfall in August
Aurora, CO

Average rainfall in August - Aurora, CO
  • Average rainfall in August: 0.94"

The wettest month (with the highest rainfall) is May (1.97").
The driest month (with the least rainfall) is December (0.43").

Average rainfall days in August
Aurora, CO

Average rainfall days in August - Aurora, CO
  • Average rainfall days in August: 11.4 days

The month with the highest number of rainy days is July (14.1 days).
The month with the least rainy days is February (3 days).

Average snowfall in August
Aurora, CO

Average snowfall in August - Aurora, CO
  • Average snowfall in August: 0"

The month with the highest snowfall is March (4.49").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in August
Aurora, CO

Average snowfall days in August - Aurora, CO
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is February (8 days).
The months with the least snowfall days are June, July and August (0 days).

Average daylight in August /
Average sunshine in August
Aurora, CO

Average daylight in August / Average sunshine in August - Aurora, CO
  • Average daylight in August: 13h and 4min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in August: 11h and 5min

The months with the most sunshine are June and July (Average sunshine: 11h and 54min).
The month with the least sunshine is February (Average sunshine: 6h and 42min).

Average sunshine days in August
Aurora, CO

Average sunshine days in August - Aurora, CO
  • Average sunshine days in August: 14.2 days

The month with the most sunshine days is January (22.9 days).
The month with the least sunshine days is July (12.2 days).

Average UV index in August
Aurora, CO

Average UV index in August - Aurora, CO
  • 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
Aurora, CO

Average cloud cover in August - Aurora, CO
  • Average cloud cover in August: 16

The month with the most cloud cover is April (Cloud cover 27).
The month with the least cloud cover is September (Cloud cover 15).

Average visibility in August
Aurora, CO

Average visibility in August - Aurora, CO
  • 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).

Aurora, Colorado, USA

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