August weather forecast
Greenhorn, CO

Share

Weather in August

The last month of the summer, August, is also a moderately hot month in Greenhorn, Colorado, with temperature in the range of an average low of 61.3°F (16.3°C) and an average high of 84.6°F (29.2°C).

Temperature

August's arrival registers an average high-temperature of a moderately hot 84.6°F (29.2°C), closely aligning with the temperature of the previous month. Greenhorn records a significant temperature drop in August nights, lowering to an average of 61.3°F (16.3°C).

Heat index

August's mean heat index is computed to be 84.2°F (29°C). If exposure and ongoing activity persist, they might induce a state of tiredness and heat cramps.
The standards for the heat index are set for locations in shade and under light breezes. When under direct sunshine, the heat index may be elevated by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', represents the fusion of temperature and moisture in the air to suggest how warm it feels. An individual's perception of weather can be swayed by a variety of elements including metabolic differences, pregnancy status, and their level of physical exertion. With the sun shining directly, it's crucial to understand that it can increase the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to children. In general, younger individuals are at greater risk than adults because they tend to sweat less. Also, having a larger skin surface to body size ratio and greater heat production due to their active behavior contribute to this danger.

Humidity

In August, the average relative humidity is 44%.

Rainfall

In Greenhorn, Colorado, in August, during 19 rainfall days, 2.44" (62mm) of precipitation is typically accumulated. Throughout the year, in Greenhorn, there are 120.5 rainfall days, and 14.92" (379mm) of precipitation is accumulated.

Snowfall

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

Daylight

The average length of the day in August in Greenhorn is 13h and 35min.
On the first day of August, sunrise is at 6:03 am and sunset at 8:08 pm. On the last day of the month, sunrise is at 6:29 am and sunset at 7:29 pm MDT.

Sunshine

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

UV index

June through August, with an average maximum UV index of 6, are months with the highest UV index in Greenhorn. A UV Index of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for the ordinary person.
Note: The UV index of 6 during August leads to these advisories:
Adopt measures and apply sun safety strategies. Shielding from skin and eye damage is necessary. Remember that UV radiation from the Sun is strongest between 10 a.m. and 4 p.m. Make an effort to limit direct sun exposure during this time. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.
[Resources]

Frequently asked questions

How hot is August in Greenhorn?

In Greenhorn, in August, the average high-temperature is 84.6°F (29.2°C), and the average low-temperature is 61.3°F (16.3°C). In August, the average heat index (a.k.a. 'real feel', 'feels like'), which combines air temperature and relative humidity, is computed to be 84.2°F (29°C).

What is the average humidity in August in Greenhorn?

The average relative humidity in August in Greenhorn is 44%.

How much does it rain in Greenhorn in August?

In August, in Greenhorn, Colorado, the rain falls for 19 days. Throughout August, 2.44" (62mm) of precipitation is accumulated.

When it does not snow in Greenhorn?

June through September are months without snowfall.

How many hours of daylight does Greenhorn have in August?

The average day length in August in Greenhorn is 13h and 35min.

When is the sunrise / sunset in August in Greenhorn?

In August, on the first day of the month, sunrise is at 6:03 am and sunset at 8:08 pm. On the last day of the month, in Greenhorn, sunrise is at 6:29 am and sunset at 7:29 pm MDT.

How many hours of sunshine does Greenhorn have in August?

In Greenhorn, the average sunshine duration in August is 11.8h.

What are the months with the highest UV index in Greenhorn?

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

How high is the UV index in August in Greenhorn?

In Greenhorn, Colorado, the average daily maximum UV index in August is 6. A UV Index of 6 to 7 symbolizes a high health risk 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
Greenhorn, CO

Average temperature in August - Greenhorn, CO
  • Average high temperature in August: 84.6°F

The warmest month (with the highest average high temperature) is July (86.2°F).
The month with the lowest average high temperature is December (41.5°F).

  • Average low temperature in August: 61.3°F

The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is December (23°F).

[Resources]

Average pressure in August
Greenhorn, CO

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

The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is April (29.89"Hg).

[Resources]

Average wind speed in August
Greenhorn, CO

Average wind speed in August - Greenhorn, CO
  • Average wind speed in August: 6.6mph

The windiest month (with the highest average wind speed) is April (8.3mph).
The calmest month (with the lowest average wind speed) is August (6.6mph).

[Resources]

Average humidity in August
Greenhorn, CO

Average humidity in August - Greenhorn, CO
  • Average humidity in August: 44%

The month with the highest relative humidity is February (62%).
The month with the lowest relative humidity is June (38%).

[Resources]

Average rainfall in August
Greenhorn, CO

Average rainfall in August - Greenhorn, CO
  • Average rainfall in August: 2.44"

The wettest month (with the highest rainfall) is July (2.76").
The driest month (with the least rainfall) is November (0.43").

[Resources]

Average rainfall days in August
Greenhorn, CO

Average rainfall days in August - Greenhorn, CO
  • Average rainfall days in August: 19 days

The month with the highest number of rainy days is July (20.4 days).
The month with the least rainy days is November (3.9 days).

[Resources]

Average snowfall in August
Greenhorn, CO

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

The month with the highest snowfall is February (6.06").
The months with the least snowfall are June, July, August and September (0").

[Resources]

Average snowfall days in August
Greenhorn, CO

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

The month with the highest number of snowfall days is February (7.9 days).
The months with the least snowfall days are June, July, August and September (0 days).

[Resources]

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

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

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in August: 11h and 5min

The month with the most sunshine is June (Average sunshine: 12h and 0min).
The month with the least sunshine is February (Average sunshine: 6h and 48min).

[Resources]

Average sunshine days in August
Greenhorn, CO

Average sunshine days in August - Greenhorn, CO
  • Average sunshine days in August: 6.4 days

The month with the most sunshine days is November (23.8 days).
The month with the least sunshine days is July (5.1 days).

[Resources]

Average UV index in August
Greenhorn, CO

Average UV index in August - Greenhorn, 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).

[Resources]

Average cloud cover in August
Greenhorn, CO

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

The months with the most cloud cover are February and April (Cloud cover 23).
The months with the least cloud cover are June and September (Cloud cover 14).

[Resources]

Average visibility in August
Greenhorn, CO

Average visibility in August - Greenhorn, 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).

[Resources]

Greenhorn, Colorado, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location