August weather forecast
Barr Lake, CO

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Weather in August

August, the last month of the summer in Barr Lake, is also a hot month, with an average temperature ranging between min 60.4°F (15.8°C) and max 88.2°F (31.2°C).

Temperature

Barr Lake, Colorado, sees the arrival of August with an average high-temperature of a still tropical 88.2°F (31.2°C), indicating a subtle variation from July. Despite the intense daytime heat, Barr Lake sustains a steady low-temperature average of 60.4°F (15.8°C) during August.

Heat index

August's mean heat index is computed to be a tropical 87.8°F (31°C). Persistent activity under exposure might lead to a feeling of weariness, with subsequent heat cramps.
Heat index evaluations are typically in the context of light winds and shaded environments. When under direct sunshine, the heat index may be elevated by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', is a fusion of air temperature and moisture levels to demonstrate the sensation of heat. Elements such as metabolic variations, being pregnant, and physical activity can impact one's weather perception. Direct exposure to sun rays can potentially augment the heat sensation, elevating the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Young ones often ignore the need to take a break and drink fluids. Thirst is a late-stage symptom of dehydration - hence, maintaining hydration, particularly during extended physical activities, is crucial.

Humidity

The least humid month in Barr Lake is August, with an average relative humidity of 40%.

Rainfall

In Barr Lake, in August, it is raining for 9.8 days, with typically 0.59" (15mm) of accumulated precipitation. Throughout the year, in Barr Lake, there are 80.6 rainfall days, and 5.87" (149mm) of precipitation is accumulated.

Snowfall

In Barr Lake, snow does not fall in June through September.

Daylight

In August, the average length of the day in Barr Lake is 13h and 42min.
On the first day of the month, sunrise is at 5:58 am and sunset at 8:12 pm. On the last day of August, sunrise is at 6:26 am and sunset at 7:31 pm MDT.

Sunshine

In August, the average sunshine in Barr Lake is 11.7h.

UV index

The months with the highest UV index in Barr Lake are June through August, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health hazard from unsafe exposure to UV radiation for the ordinary person.
Note: A maximum daily UV index of 6 during August morphs into the following directions:
Uphold preventive measures and conform to sun safety guidelines. Defending against skin and eye harm is crucial. Stay in the shade and limit direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is particularly strong. Remember, however, that shade structures may not provide complete protection. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.
Updated: Jan 25, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot does it get in Barr Lake in August?

August temperatures in Barr Lake vary between a high-temperature of 88.2°F (31.2°C) and a low-temperature of 60.4°F (15.8°C). The average heat index (a.k.a. 'felt air temperature', 'real feel'), which combines relative humidity and air temperature, in August is computed to be 87.8°F (31°C).

What is the least humid month in Barr Lake?

August is the least humid month in Barr Lake, Colorado, with an average relative humidity of 40%.

What is the average humidity in August in Barr Lake?

The average relative humidity in August is 40%.

How much does it rain in Barr Lake in August?

In Barr Lake, in August, during 9.8 rainfall days, 0.59" (15mm) of precipitation is typically accumulated.

When it does not snow in Barr Lake?

June through September are months without snowfall in Barr Lake.

How many hours of daylight does Barr Lake have in August?

In August, the average day length in Barr Lake, Colorado, is 13h and 42min.

When are sunrise and sunset in August in Barr Lake?

On the first day of August in Barr Lake, sunrise is at 5:58 am and sunset at 8:12 pm. On the last day of the month, sunrise is at 6:26 am and sunset at 7:31 pm MDT.

How long on average sun shines in August in Barr Lake?

The average sunshine duration in August in Barr Lake, Colorado, is 11.7h.

What is the month with the highest UV index in Barr Lake?

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

What is the UV index reading in August in Barr Lake?

The average daily maximum UV index in August in Barr Lake is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability 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
Barr Lake, CO

Average temperature in August - Barr Lake, CO
  • Average high temperature in August: 88.2°F

The warmest month (with the highest average high temperature) is July (88.9°F).
The month with the lowest average high temperature is December (40.8°F).

  • Average low temperature in August: 60.4°F

The month with the highest average low temperature is July (61.9°F).
The coldest month (with the lowest average low temperature) is December (21.2°F).

Average pressure in August
Barr Lake, CO

Average pressure in August - Barr Lake, CO
  • Average pressure in August: 29.99"Hg

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

Average wind speed in August
Barr Lake, CO

Average wind speed in August - Barr Lake, CO
  • Average wind speed in August: 6.3mph

The windiest month (with the highest average wind speed) is April (7.5mph).
The calmest month (with the lowest average wind speed) is December (6mph).

Average humidity in August
Barr Lake, CO

Average humidity in August - Barr Lake, CO
  • Average humidity in August: 40%

The months with the highest relative humidity are January and February (64%).
The month with the lowest relative humidity is August (40%).

Average rainfall in August
Barr Lake, CO

Average rainfall in August - Barr Lake, CO
  • Average rainfall in August: 0.59"

The wettest month (with the highest rainfall) is May (0.98").
The driest month (with the least rainfall) is December (0.12").

Average rainfall days in August
Barr Lake, CO

Average rainfall days in August - Barr Lake, CO
  • Average rainfall days in August: 9.8 days

The month with the highest number of rainy days is May (10.8 days).
The month with the least rainy days is December (2.6 days).

Average snowfall in August
Barr Lake, CO

Average snowfall in August - Barr Lake, CO
  • Average snowfall in August: 0"

The month with the highest snowfall is February (1.89").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in August
Barr Lake, CO

Average snowfall days in August - Barr Lake, CO
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is February (6.8 days).
The months with the least snowfall days are June, July and August (0 days).

Average daylight in August /
Average sunshine in August
Barr Lake, CO

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

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in August: 11h and 4min

The months with the most sunshine are June and July (Average sunshine: 11h and 48min).
The month with the least sunshine is February (Average sunshine: 6h and 36min).

Average sunshine days in August
Barr Lake, CO

Average sunshine days in August - Barr Lake, CO
  • Average sunshine days in August: 15.8 days

The month with the most sunshine days is December (25.8 days).
The month with the least sunshine days is July (14.8 days).

Average UV index in August
Barr Lake, CO

Average UV index in August - Barr Lake, 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
Barr Lake, CO

Average cloud cover in August - Barr Lake, CO
  • Average cloud cover in August: 16

The month with the most cloud cover is April (Cloud cover 28).
The months with the least cloud cover are June, August and September (Cloud cover 16).

Average visibility in August
Barr Lake, CO

Average visibility in August - Barr Lake, 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).

Barr Lake, Colorado, USA

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