August weather forecast
Highlands Ranch, CO

Weather in August

The last month of the summer, August, is also a moderately hot month in Highlands Ranch, Colorado, with temperature in the range of an average low of 57.7°F (14.3°C) and an average high of 84.4°F (29.1°C).

Temperature

In August, the average high-temperature is practically the same as in July - a still warm 84.4°F (29.1°C). In August, in Highlands Ranch, the average low-temperature is 57.7°F (14.3°C).

Heat index

The average heat index in August is estimated at 84°F (28.9°C). Constant exposure and activity lead to possible fatigue. Prolonged exercise may result in heat cramps.
Take into consideration that the heat index values are calculated for shade and light wind conditions. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel', 'apparent temperature', 'feels like', or 'felt air temperature', is calculated by taking the relative humidity value for a specific location and factoring it into the air temperature reading. This effect is subjective, depending on the activity and individual's heat perception influenced by various reasons (pregnancy, wind, clothing). Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Young children are generally more endangered than adults, as they usually less sweat. And also, due to larger skin surface relative to their small bodies and higher heat production as a result of their activity.

Humidity

June and August, with an average relative humidity of 42%, are the least humid months in Highlands Ranch.

Rainfall

In Highlands Ranch, it is raining for 8.8 days, with typically 0.83" (21mm) of accumulated precipitation. Throughout the year, there are 77.1 rainfall days, and 10.16" (258mm) of precipitation is accumulated.

Snowfall

In Highlands Ranch, snow does not fall in June through September.

Daylight

In Highlands Ranch, the average length of the day in August is 13h and 40min.
On the first day of August in Highlands Ranch, 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 7:32 pm MDT.

Sunshine

In Highlands Ranch, the average sunshine in August is 11.7h.

UV index

The months with the highest UV index are June through August, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high threat to health from exposure to the Sun's UV radiation for the ordinary person.
Note: In August, the average maximum UV index of 6 translate into the following recommendations:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. 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. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.
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FAQ

What is the temperature in August in Highlands Ranch?

In August, in Highlands Ranch, the average high-temperature is 84.4°F (29.1°C), and the average low-temperature is 57.7°F (14.3°C). In August, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which represents the influence of relative humidity on air temperature, is estimated at 84°F (28.9°C).

What is the least humid month in Highlands Ranch?

The months with the lowest humidity in Highlands Ranch are June and August, with an average relative humidity of 42%.

What is the average humidity in August in Highlands Ranch?

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

How much does it rain in Highlands Ranch in August?

In Highlands Ranch, Colorado, in August, it is raining for 8.8 days, with typically 0.83" (21mm) of accumulated precipitation.

When it does not snow in Highlands Ranch?

In Highlands Ranch, Colorado, snow does not fall in June through September.

How many hours of daylight does Highlands Ranch have in August?

The average day length in August in Highlands Ranch is 13h and 40min.

When is the sunrise / sunset in August in Highlands Ranch?

On the first day of August in Highlands Ranch, 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 7:32 pm MDT.

How many hours of sunshine does Highlands Ranch have in August?

The average sunshine duration in August in Highlands Ranch is 11.7h.

What is the month with the highest UV index in Highlands Ranch?

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

How high is the UV index in August in Highlands Ranch?

In August, the average daily maximum UV index in Highlands Ranch, Colorado, is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in August
Highlands Ranch, CO

Average temperature in August - Highlands Ranch, CO
  • Average high temperature in August: 84.4°F

The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is December (41.2°F).

  • Average low temperature in August: 57.7°F

The month with the highest average low temperature is July (58.6°F).
The coldest month (with the lowest average low temperature) is December (20.7°F).

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Average pressure in August
Highlands Ranch, CO

Average pressure in August - Highlands Ranch, CO
  • Average pressure in August: 30.01"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The months with the lowest atmospheric pressure are April and June (29.91"Hg).

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Average wind speed in August
Highlands Ranch, CO

Average wind speed in August - Highlands Ranch, CO
  • Average wind speed in August: 6.4mph

The windiest month (with the highest average wind speed) is April (7.3mph).
The calmest months (with the lowest average wind speed) are August and September (6.4mph).

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Average humidity in August
Highlands Ranch, CO

Average humidity in August - Highlands Ranch, CO
  • Average humidity in August: 42%

The month with the highest relative humidity is February (65%).
The months with the lowest relative humidity are June and August (42%).

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Average rainfall in August
Highlands Ranch, CO

Average rainfall in August - Highlands Ranch, CO
  • Average rainfall in August: 0.83"

The wettest month (with the highest rainfall) is May (1.61").
The driest month (with the least rainfall) is January (0.39").

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Average rainfall days in August
Highlands Ranch, CO

Average rainfall days in August - Highlands Ranch, CO
  • Average rainfall days in August: 8.8 days

The month with the highest number of rainy days is July (11.8 days).
The month with the least rainy days is January (1.5 days).

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Average snowfall in August
Highlands Ranch, CO

Average snowfall in August - Highlands Ranch, CO
  • Average snowfall in August: 0"

The month with the highest snowfall is February (5.75").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in August
Highlands Ranch, CO

Average snowfall days in August - Highlands Ranch, CO
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is February (8.3 days).
The months with the least snowfall days are June, July and August (0 days).

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Average daylight in August /
Average sunshine in August
Highlands Ranch, CO

Average daylight in August / Average sunshine in August - Highlands Ranch, CO
  • Average daylight in August: 13h and 40min

The month with the longest days is June (Average daylight: 14h and 55min).
The month with the shortest days is December (Average daylight: 9h and 26min).

  • Average sunshine in August: 11h and 42min

The month with the most sunshine is June (Average sunshine: 11h and 54min).
The month with the least sunshine is February (Average sunshine: 6h and 48min).

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Average sunshine days in August
Highlands Ranch, CO

Average sunshine days in August - Highlands Ranch, CO
  • Average sunshine days in August: 19.8 days

The month with the most sunshine days is October (24.5 days).
The month with the least sunshine days is July (16.3 days).

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Average UV index in August
Highlands Ranch, CO

Average UV index in August - Highlands Ranch, 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).

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Average cloud cover in August
Highlands Ranch, CO

Average cloud cover in August - Highlands Ranch, CO
  • Average cloud cover in August: 16

The months with the most cloud cover are April and May (Cloud cover 25).
The month with the least cloud cover is September (Cloud cover 14).

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Average visibility in August
Highlands Ranch, CO

Average visibility in August - Highlands Ranch, 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).

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