August weather forecast
Henderson, CO

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Weather in August

August, the last month of the summer in Henderson, is another tropical month, with an average temperature varying between 88.2°F (31.2°C) and 60.4°F (15.8°C).

Temperature

The onset of August notes an average high-temperature of a still tropical 88.2°F (31.2°C), subtly shifted from July's 88.9°F (31.6°C). Henderson's daily high temperature significantly diverges from the consistently recorded temperature low averaging a moderate 60.4°F (15.8°C) in August.

Heat index

The heat index value during August is computed to be a hot 87.8°F (31°C). With extended exposure and activity, one might feel exhausted and experience heat cramps.
When assessing, remember that heat index measurements are for light winds and shaded spots. When under direct sunshine, the heat index may be elevated by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', takes into account both air temperature and humidity to illustrate what people actually feel. This effect is subjective, differing among individuals based on their physical activity and perception of heat, which can be influenced by factors like wind, clothing, and metabolic variances. Remember, direct sunlight exposure can heighten the heat impact and might increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Children frequently do not understand the need for recuperation and hydration. Thirst, being a late manifestation of dehydration, underlines the need to hydrate frequently, especially when engaging in prolonged physical exercises.

Humidity

With an average relative humidity of 40%, August is the least humid month.

Rainfall

In Henderson, Colorado, during August, the rain falls for 9.8 days and regularly aggregates up to 0.59" (15mm) of precipitation. Throughout the year, there are 80.6 rainfall days, and 5.87" (149mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall.

Daylight

In August, the average length of the day is 13h and 42min.
On the first day of August, sunrise is at 5:58 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

In August, the average sunshine is 11.7h.

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 threat to health from unsafe exposure to UV radiation for ordinary individuals.
Note: An average UV index of 6 in August transforms into this advice:
Stick with precautions and abide by sun safety procedures. Evading sunburn is essential. Stay out of direct sunlight and seek shade between 10 a.m. and 4 p.m., when UV radiation is strongest, but remember that shade devices may not offer full sun protection. During bright days, sunglasses that offer UVA and UVB defense are recommended.
Updated: Jul 24, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Is it hot during August?

The average high-temperature, in August, in Henderson, is 88.2°F (31.2°C), while the average low-temperature is 60.4°F (15.8°C). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which represents the influence of relative humidity on air temperature, in August is computed to be 87.8°F (31°C).

What is the least humid month?

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

What is the average humidity in August?

The average relative humidity in August is 40%.

How many days does it rain in August?

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

When it does not snow?

June through September are months without snowfall.

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

In August, the average day length is 13h and 42min.

When are sunrise and sunset in August in Henderson?

In August, on the first day of the month, sunrise is at 5:58 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 Henderson have in August?

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

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

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

What is the UV index intensity in August?

In August, the average daily maximum UV index is 6. A UV Index of 6 to 7 symbolizes a high health risk from exposure to the Sun's 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
Henderson, CO

Average temperature in August - Henderson, 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
Henderson, CO

Average pressure in August - Henderson, 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
Henderson, CO

Average wind speed in August - Henderson, 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
Henderson, CO

Average humidity in August - Henderson, 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
Henderson, CO

Average rainfall in August - Henderson, 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
Henderson, CO

Average rainfall days in August - Henderson, 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
Henderson, CO

Average snowfall in August - Henderson, 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
Henderson, CO

Average snowfall days in August - Henderson, 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
Henderson, CO

Average daylight in August / Average sunshine in August - Henderson, 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
Henderson, CO

Average sunshine days in August - Henderson, 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
Henderson, CO

Average UV index in August - Henderson, 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
Henderson, CO

Average cloud cover in August - Henderson, 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
Henderson, CO

Average visibility in August - Henderson, 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).

Henderson, Colorado, USA

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