August weather forecast
Nelson, CO

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Weather in August

August, the last month of the summer in Nelson, is also a hot month, with temperature in the range of an average low of 63°F (17.2°C) and an average high of 86.7°F (30.4°C).

Temperature

The beginning of August reveals an average high-temperature of a still tropical 86.7°F (30.4°C), showing minimal deviation from the previous month. Despite drastic daily temperature oscillations, Nelson cools down to an average low-temperature of 63°F (17.2°C) in August.

Heat index

August's heat index is evaluated at a hot 87.8°F (31°C). Fatigue might occur with continuous exposure and activity, potentially causing heat cramps.
Records show heat index calculations are tailored for shaded regions and mild winds. The heat index may scale up by 15 Fahrenheit (8 Celsius) degrees with direct sun exposure.
Note: The heat index, also known as 'apparent temperature' or 'feels like', is a metric representing the sensation of warmth when air temperature and moisture come together. The individual's impression of temperature can be affected by numerous factors such as metabolic variations, physical exertion, and attire. The sun, when shining directly, can have a significant impact on the perceived temperature, increasing the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. Youths are typically more endangered than adults since they usually sweat less. Their larger skin surface concerning their smaller bodies and higher heat production due to activity further adds to their vulnerability.

Humidity

The months with the lowest humidity are August and September, with an average relative humidity of 45%.

Rainfall

In Nelson, during August, the rain falls for 10.3 days and regularly aggregates up to 1.14" (29mm) of precipitation. Throughout the year, there are 104 rainfall days, and 12.09" (307mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall in Nelson.

Daylight

The average length of the day in August in Nelson is 13h and 43min.
On the first day of August, sunrise is at 5:53 am and sunset at 8:08 pm. On the last day of the month, sunrise is at 6:21 am and sunset at 7:27 pm MDT.

Sunshine

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

UV index

June through August, with an average maximum UV index of 6, are months with the highest UV index in Nelson. A UV Index of 6 to 7 symbolizes a high health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In August, the average maximum UV index of 6 translates into the following recommendations:
Steer clear of overexposure. Fair-skinned individuals can be scorched in less than 20 minutes. The Sun's UV radiation is most intense from 10 a.m. to 4 p.m. Try to avoid direct sun exposure during these hours. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.
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Frequently asked questions

How hot does it get in Nelson in August?

An average high-temperature, in August, in Nelson, is 86.7°F (30.4°C) and the average low-temperature is 63°F (17.2°C). The average heat index (a.k.a. 'real feel', 'apparent temperature'), which combines relative humidity and air temperature, in August is evaluated at 87.8°F (31°C).

What are the least humid months in Nelson?

The months with the lowest humidity in Nelson, Colorado, are August and September, with an average relative humidity of 45%.

What is the average humidity in August in Nelson?

The average relative humidity in August in Nelson is 45%.

How many days does it rain in August in Nelson?

In Nelson, Colorado, in August, during 10.3 rainfall days, 1.14" (29mm) of precipitation is typically accumulated.

When it does not snow in Nelson?

In Nelson, snow does not fall in June through September.

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

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

When are sunrise and sunset in August in Nelson?

On the first day of August in Nelson, sunrise is at 5:53 am and sunset at 8:08 pm. On the last day of the month, sunrise is at 6:21 am and sunset at 7:27 pm MDT.

What is the month with the most sunshine in Nelson?

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

How many hours of sunshine does Nelson have in August?

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

When is the highest UV index in Nelson?

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

What is the UV index reading in August in Nelson?

The average daily maximum UV index in August is 6. A UV Index of 6 to 7 symbolizes a high health threat 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
Nelson, CO

Average temperature in August - Nelson, CO
  • Average high temperature in August: 86.7°F

The warmest month (with the highest average high temperature) is July (88.7°F).
The month with the lowest average high temperature is December (38.7°F).

  • Average low temperature in August: 63°F

The month with the highest average low temperature is July (65.3°F).
The coldest month (with the lowest average low temperature) is December (22.5°F).

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Average pressure in August
Nelson, CO

Average pressure in August - Nelson, CO
  • Average pressure in August: 29.94"Hg

The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).

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Average wind speed in August
Nelson, CO

Average wind speed in August - Nelson, CO
  • Average wind speed in August: 8.2mph

The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest month (with the lowest average wind speed) is December (7.8mph).

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Average humidity in August
Nelson, CO

Average humidity in August - Nelson, CO
  • Average humidity in August: 45%

The month with the highest relative humidity is January (64%).
The months with the lowest relative humidity are August and September (45%).

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Average rainfall in August
Nelson, CO

Average rainfall in August - Nelson, CO
  • Average rainfall in August: 1.14"

The wettest month (with the highest rainfall) is May (2.2").
The driest months (with the least rainfall) are January and December (0.39").

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Average rainfall days in August
Nelson, CO

Average rainfall days in August - Nelson, CO
  • Average rainfall days in August: 10.3 days

The month with the highest number of rainy days is July (14.4 days).
The month with the least rainy days is November (2.9 days).

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Average snowfall in August
Nelson, CO

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

The month with the highest snowfall is February (2.64").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in August
Nelson, CO

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

The month with the highest number of snowfall days is February (8.1 days).
The 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
Nelson, CO

Average daylight in August / Average sunshine in August - Nelson, 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 5min

The months with the most sunshine are June, July and August (Average sunshine: 11h and 48min).
The months with the least sunshine are February and December (Average sunshine: 6h and 30min).

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Average sunshine days in August
Nelson, CO

Average sunshine days in August - Nelson, CO
  • Average sunshine days in August: 17.1 days

The month with the most sunshine days is November (23.4 days).
The month with the least sunshine days is July (12.8 days).

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Average UV index in August
Nelson, CO

Average UV index in August - Nelson, 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
Nelson, CO

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

The month with the most cloud cover is February (Cloud cover 31).
The month with the least cloud cover is August (Cloud cover 16).

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Average visibility in August
Nelson, CO

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

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