August weather forecast
Welby, CO

Weather in August

The last month of the summer, August, is another hot month in Welby, Colorado, with temperature in the range of an average low of 60.3°F (15.7°C) and an average high of 87.1°F (30.6°C).

Temperature

In August, the average high-temperature is essentially the same as in July - a still hot 87.1°F (30.6°C). The average low-temperature, in Welby, is 60.3°F (15.7°C).

Humidity

The least humid month in Welby is August, with an average relative humidity of 39%.

Rainfall

In Welby, during August, the rain falls for 5.3 days and regularly aggregates up to 0.24" (6mm) of precipitation. In Welby, Colorado, during the entire year, the rain falls for 48.3 days and collects up to 3.19" (81mm) of precipitation.

Snowfall

June through September are months without snowfall in Welby.

Daylight

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

Sunshine

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 Welby. A UV Index estimate of 6 to 7 represents a high health hazard from the exposure to the Sun's UV rays for average individuals.
Note: The average daily UV index of 6 in August transform into the following instructions:
Take precautions against overexposure. Protection against sun damage is needed. 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. 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 least humid month in Welby?

August is the least humid month in Welby, Colorado, with an average relative humidity of 39%.

What is the average humidity in August in Welby?

The average relative humidity in August in Welby is 39%.

How much does it rain in Welby in August?

In Welby, Colorado, during August, the rain falls for 5.3 days and regularly aggregates up to 0.24" (6mm) of precipitation.

When it does not snow in Welby?

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

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

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

How long on average sun shines in August in Welby?

The average sunshine in August in Welby, Colorado, is 11.8h.

When is the highest UV index in Welby?

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

What is the UV index intensity in August in Welby?

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

Average temperature in August
Welby, CO

Average temperature in August - Welby, CO
  • Average high temperature in August: 87.1°F

The warmest month (with the highest average high temperature) is July (88.3°F).
The month with the lowest average high temperature is December (41.2°F).

  • Average low temperature in August: 60.3°F

The month with the highest average low temperature is July (61.7°F).
The coldest month (with the lowest average low temperature) is December (21.9°F).

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Average pressure in August
Welby, CO

Average pressure in August - Welby, CO
  • Average pressure in August: 30"

The month with the highest atmospheric pressure is January (30.14").
Months with the lowest atmospheric pressure are April and June (29.91").

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Average wind speed in August
Welby, CO

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

The windiest month (with the highest average wind speed) is April (6.9mph).
The calmest month (with the lowest average wind speed) is December (5.8mph).

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Average humidity in August
Welby, CO

Average humidity in August - Welby, CO
  • Average humidity in August: 39%

The month with the highest relative humidity is February (64%).
The month with the lowest relative humidity is August (39%).

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Average rainfall in August
Welby, CO

Average rainfall in August - Welby, CO
  • Average rainfall in August: 0.24"

The wettest month (with the highest rainfall) is July (0.59").
The driest months (with the least rainfall) are January and December (0.08").

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Average rainfall days in August
Welby, CO

Average rainfall days in August - Welby, CO
  • Average rainfall days in August: 5.3 days

The month with the highest number of rainy days is July (8.2 days).
The month with the least rainy days is February (1.2 days).

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Average snowfall in August
Welby, CO

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

The month with the highest snowfall is October (1.42").
Months with the least snowfall are June, July, August and September (0").

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Average snowfall days in August
Welby, CO

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

The month with the highest number of snowfall days is February (4.7 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
Welby, CO

Average daylight in August / Average sunshine in August - Welby, 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 and July (Average sunshine: 11.9h).
The month with the least sunshine is February (Average sunshine: 6.7h).

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Average sunshine days in August
Welby, CO

Average sunshine days in August - Welby, CO
  • Average sunshine days in August: 22.3 days

The month with the most sunshine days is December (28.5 days).
The month with the least sunshine days is July (19.6 days).

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Average UV index in August
Welby, CO

Average UV index in August - Welby, 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
Welby, CO

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

Months with the most cloud cover are February, April and May (Cloud cover 25).
The month with the least cloud cover is September (Cloud cover 14).

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Average visibility in August
Welby, CO

Average visibility in August - Welby, 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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