August weather forecast and climate
Broomfield, CO

Neat and well-manicured lawns of a golf course in Broomfield, Colorado, colorful brown and golden trees amid classy homes during the fall
Neat and well-manicured lawns of a golf course in Broomfield, Colorado, colorful brown and golden trees amid classy homes during the fall

Weather in August

August, the last month of the summer, in Broomfield, is also a moderately hot month, with temperature in the range of an average high of 84.2°F (29°C) and an average low of 57.4°F (14.1°C).

Temperature

In August, the average high-temperature is relatively the same as in July - a still warm 84.2°F (29°C). In Broomfield, the average low-temperature is 57.4°F (14.1°C).

Heat index

The average heat index is estimated at 83.7°F (28.7°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. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature', 'feels like', 'felt air temperature', or 'real feel', is calculated by taking the relative humidity value for a specific location and factoring it into the air temperature reading. Additional factors like activity, clothing, differences in body mass, height, and shape, and metabolic differences affect individual temperature impact. 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 especially crucial for babies and toddlers. 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

The least humid month is August, with an average relative humidity of 41%.

Rainfall

In Broomfield, in August, it is raining for 9.8 days, with typically 0.55" (14mm) of accumulated precipitation. In Broomfield, during the entire year, the rain falls for 96.7 days and collects up to 5.63" (143mm) of precipitation.

Snowfall

June through September are months without snowfall in Broomfield.

Daylight

The average length of the day in Broomfield is 13.7h.

Sunshine

June through August, with an average of 11.8h of sunshine, are months with the most sunshine.

UV index

July and August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high health vulnerability from unsafe exposure to the UV radiation for the ordinary person.
Note: The average daily UV index of 6 transform into the following instructions:
Take precautions and utilize sun safety practices. Protection against the skin and eye damage is required. 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 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 Broomfield?

The average high-temperature, in August, in Broomfield, is 84.2°F (29°C), while the average low-temperature is 57.4°F (14.1°C). In August, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), that calculates temperature value influenced by the moisture in the air, is calculated to 83.7°F (28.7°C).

What is the least humid month in Broomfield?

August is the least humid month, with an average relative humidity of 41%.

What is the average humidity in August in Broomfield?

In August, the average relative humidity in Broomfield, Colorado, is 41%.

How much does it rain in Broomfield in August?

In Broomfield, in August, it is raining for 9.8 days, with typically 0.55" (14mm) of accumulated precipitation.

When it does not snow in Broomfield?

June through September are months without snowfall in Broomfield.

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

The average length of the day in August in Broomfield is 13.7h.

What are the months with the most sunshine in Broomfield?

June through August, with an average of 11.8h of sunshine, are months with the most sunshine in Broomfield, Colorado.

How long on average sun shines in August in Broomfield?

In August, the average sunshine in Broomfield is 11.8h.

What is the month with the highest UV index in Broomfield?

July and August, with an average maximum UV index of 6, are months with the highest UV index in Broomfield.

What is the UV index reading in August in Broomfield?

In August, the average daily maximum UV index is 6. A UV Index reading of 6 to 7 represents a high health vulnerability from unprotected exposure to the UV radiation.

Average temperature in August
Broomfield, CO

Average temperature in August - Broomfield, CO
  • Average high temperature in August: 84.2°F

The warmest month (with the highest average high temperature) is July (85.5°F).
The month with the lowest average high temperature is December (39.4°F).

  • Average low temperature in August: 57.4°F

The month with the highest average low temperature is July (59°F).
The coldest months (with the lowest average low temperature) are February and December (20.7°F).

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Average pressure in August
Broomfield, CO

Average pressure in August - Broomfield, CO
  • Average pressure in August: 30.01"

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

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Average wind speed in August
Broomfield, CO

Average wind speed in August - Broomfield, CO
  • Average wind speed in August: 5.7mph

The windiest months (with the highest average wind speed) are March and April (6.5mph).
The calmest month (with the lowest average wind speed) is September (5.6mph).

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Average humidity in August
Broomfield, CO

Average humidity in August - Broomfield, CO
  • Average humidity in August: 41%

The month with the highest relative humidity is February (67%).
The month with the lowest relative humidity is August (41%).

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Average rainfall in August
Broomfield, CO

Average rainfall in August - Broomfield, CO
  • Average rainfall in August: 0.55"

The wettest months (with the highest rainfall) are May and July (0.87").
The driest month (with the least rainfall) is January (0.16").

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Average rainfall days in August
Broomfield, CO

Average rainfall days in August - Broomfield, CO
  • Average rainfall days in August: 9.8 days

The month with the highest number of rainy days is May (14.4 days).
The month with the least rainy days is November (3.5 days).

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Average snowfall in August
Broomfield, CO

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

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

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Average snowfall days in August
Broomfield, CO

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

The month with the highest number of snowfall days is February (8.4 days).
Months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in August / Average sunshine in August - Broomfield, CO
  • Average daylight in August: 13.7h

The month with the longest days is June (Average daylight: 15h).
The month with the shortest days is December (Average daylight: 9.4h).

  • Average sunshine in August: 11.8h

Months with the most sunshine are June, July and August (Average sunshine: 11.8h).
The month with the least sunshine is February (Average sunshine: 6.7h).

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Average sunshine days in August
Broomfield, CO

Average sunshine days in August - Broomfield, CO
  • Average sunshine days in August: 13.3 days

The month with the most sunshine days is November (23.7 days).
The month with the least sunshine days is July (10 days).

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Average UV index in August
Broomfield, CO

Average UV index in August - Broomfield, CO
  • Average UV index in August: 6

Months with the highest UV index are July and August (UV index 6).
Months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in August
Broomfield, CO

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

Months with the most cloud cover are April and May (Cloud cover 26).
The month with the least cloud cover is September (Cloud cover 15).

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Average visibility in August
Broomfield, CO

Average visibility in August - Broomfield, CO
  • Average visibility in August: 6mi

Months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

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