August weather forecast
Frederick, CO

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Weather in August

The last month of the summer, August, is another hot month in Frederick, Colorado, with an average temperature fluctuating between 59.9°F and 88.2°F.

Temperature

The initiation of August records an average high-temperature of a still tropical 88.2°F, displaying a near consistency with the previous month. The nighttime average for Frederick in August plummets considerably from its daytime counterpart, resting at a moderate 59.9°F.

Heat index

The heat index value for August is calculated to be a tropical 87.8°F. If one continues to be active during exposure, it might cause tiredness and subsequent heat cramps.
Understand that the heat index values take into account shaded locations and mild winds. Direct sunlight might cause an increase of up to 15 Fahrenheit (8 Celsius) degrees in the heat index.
Note: The heat index, also known as 'apparent temperature' or 'real feel', ties air temperature with relative humidity to produce the perceived temperature sensation. Factors such as metabolic variations, being pregnant, and physical activity can impact an individual's weather perception. Realize that direct exposure to sunlight can augment the felt heat, leading to a potential increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for babies and toddlers. Kids generally face higher risks than adults as they sweat less. Along with their large skin surface compared to their small bodies and higher heat production due to their activities, their vulnerability is increased.

Humidity

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

Rainfall

In Frederick, in August, it is raining for 9.8 days, with typically 0.79" of accumulated precipitation. In Frederick, during the entire year, the rain falls for 87 days and collects up to 9.88" of precipitation.

Snowfall

June through September are months without snowfall.

Daylight

The average length of the day in August is 13h and 43min.
On the first day of August in Frederick, sunrise is at 5:58 am and sunset at 8:14 pm. On the last day of the month, sunrise is at 6:26 am and sunset at 7:33 pm MDT.

Sunshine

The average sunshine in August in Frederick 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 of 6 to 7 symbolizes a high health hazard from unsafe exposure to UV radiation for the ordinary person.
Note: An average maximum UV index of 6 in August leads to these recommendations:
Guard oneself from overexposure. Defence against sun injury is vital. 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. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear.
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FAQ

How hot is August in Frederick?

The average high-temperature, in August, in Frederick, is 88.2°F, while the average low-temperature is 59.9°F. The average heat index (a.k.a. 'feels like', 'real feel'), which combines relative humidity and air temperature, in August is calculated to be 87.8°F.

What is the least humid month in Frederick?

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

What is the average humidity in August in Frederick?

In August, the average relative humidity in Frederick, Colorado, is 40%.

How much does it rain in Frederick in August?

In Frederick, Colorado, in August, during 9.8 rainfall days, 0.79" of precipitation is typically accumulated.

When it does not snow in Frederick?

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

How many hours of daylight does Frederick have in August?

In Frederick, Colorado, the average day length in August is 13h and 43min.

When are sunrise and sunset in August in Frederick?

In August, on the first day of the month, sunrise is at 5:58 am and sunset at 8:14 pm. On the last day of the month, in Frederick, sunrise is at 6:26 am and sunset at 7:33 pm MDT.

How many hours of sunshine does Frederick have in August?

In Frederick, the average sunshine duration in August is 11.7h.

When is the highest UV index in Frederick?

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

What is the UV index intensity in August in Frederick?

In August, the average daily maximum UV index is 6. A UV Index of 6 to 7 symbolizes a high health risk from unprotected exposure to UV radiation.
Average high temperature
Average low temperature
Average pressure
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
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
Frederick, CO

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

The warmest month (with the highest average high temperature) is July (89.2°F).
The month with the lowest average high temperature is December (40.8°F).

  • Average low temperature in August: 59.9°F

The month with the highest average low temperature is July (61.5°F).
The coldest month (with the lowest average low temperature) is December (21°F).

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Average pressure in August
Frederick, CO

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

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

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Average wind speed in August
Frederick, CO

Average wind speed in August - Frederick, CO
  • Average wind speed in August: 6mph

The windiest month (with the highest average wind speed) is April (7mph).
The calmest month (with the lowest average wind speed) is December (5.7mph).

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Average humidity in August
Frederick, CO

Average humidity in August - Frederick, CO
  • Average humidity in August: 40%

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

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Average rainfall in August
Frederick, CO

Average rainfall in August - Frederick, CO
  • Average rainfall in August: 0.79"

The wettest month (with the highest rainfall) is May (1.69").
The driest months (with the least rainfall) are January and December (0.35").

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Average rainfall days in August
Frederick, CO

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

The months with the highest number of rainy days are May and July (12.3 days).
The months with the least rainy days are January and December (3 days).

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Average snowfall in August
Frederick, CO

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

The month with the highest snowfall is April (4.45").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in August
Frederick, CO

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

The month with the highest number of snowfall days is February (7.8 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
Frederick, CO

Average daylight in August / Average sunshine in August - Frederick, 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 42min).

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Average sunshine days in August
Frederick, CO

Average sunshine days in August - Frederick, CO
  • Average sunshine days in August: 13.9 days

The month with the most sunshine days is December (24.5 days).
The month with the least sunshine days is July (12.8 days).

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Average UV index in August
Frederick, CO

Average UV index in August - Frederick, 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
Frederick, CO

Average cloud cover in August - Frederick, CO
  • Average cloud cover in August: 17

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

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Average visibility in August
Frederick, CO

Average visibility in August - Frederick, 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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Frederick, Colorado, USA

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