August weather forecast and climate
Nelson, CO

Weather in August

The last month of the summer, August, is also a hot month in Nelson, Colorado, with average temperature varying between 86.7°F (30.4°C) and 63°F (17.2°C).

Temperature

In August, the average high-temperature is essentially the same as in July - a still hot 86.7°F (30.4°C). In August, the average low-temperature is 63°F (17.2°C).

Heat index

In August, the average heat index is appraised at a hot 87.6°F (30.9°C). Exhaustion is likely with prolonged exposure and activity. Sustaining activity may result in heat cramps.
Note that heat index values are valued for light wind and location in the shade. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like', 'felt air temperature', 'real feel', or 'apparent temperature', is calculated by taking the relative humidity value for a specific location and factoring it into the air temperature reading. Additional factors like pregnancy, wind, clothing, and activity influence one's weather impression. Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Young children are generally more endangered than adults, as they usually less sweat. And also, due to larger skin surface relative to their small bodies and higher heat production as a result of their activity.

Humidity

August and September, with an average relative humidity of 45%, are the least humid months in Nelson.

Rainfall

In Nelson, in August, it is raining for 10.3 days, with typically 1.14" (29mm) of accumulated precipitation. Throughout the year, in Nelson, there are 104 rainfall days, and 12.09" (307mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall in Nelson, Colorado.

Daylight

The average length of the day in August is 13.7h.

Sunshine

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

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 reading of 6 to 7 represents a high threat to health from the exposure to the Sun's UV radiation for the ordinary person.
Note: The average daily UV index of 6 transform into the following instructions:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
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FAQ

What is the temperature in August in Nelson?

In August, in Nelson, Colorado, the average high-temperature is 86.7°F (30.4°C), and the average low-temperature is 63°F (17.2°C). In August, the average heat index (a.k.a. 'apparent temperature', 'real feel'), which combines relative humidity and air temperature, is appraised at 87.6°F (30.9°C).

What are the least humid months in Nelson?

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

What is the average humidity in August in Nelson?

In Nelson, Colorado, the average relative humidity in August is 45%.

How much does it rain in Nelson in August?

In Nelson, in August, it is raining for 10.3 days, with typically 1.14" (29mm) of accumulated precipitation.

When it does not snow in Nelson?

In Nelson snow does not fall in June through September.

How many hours of daylight does Nelson have in August?

In August, the average length of the day is 13.7h.

What is the month with the most sunshine in Nelson?

Months with the most sunshine in Nelson are June through August, with an average of 11.8h of sunshine.

How long on average sun shines in August in Nelson?

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

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

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 Nelson?

In August, the average daily maximum UV index in Nelson is 6. A UV Index estimate of 6 to 7 represents a high health threat from unprotected exposure to the UV radiation.

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"

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

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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%).
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").
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).
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: 13.7h

The month with the longest days is June (Average daylight: 15h).
The month with the shortest days is December (Average daylight: 9.4h).

  • Average sunshine in August: 11.8h

Months with the most sunshine are June, July and August (Average sunshine: 11.8h).
Months with the least sunshine are February and December (Average sunshine: 6.5).

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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

Months with the highest UV index are June, July and August (UV index 6).
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

Months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

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