August weather forecast
Ouray, CO

The colorful city of Ouray set between high mountains in Colorado
The colorful city of Ouray set between high mountains in Colorado

Weather in August

The last month of the summer, August, is another comfortable month in Ouray, Colorado, with an average temperature fluctuating between 63.1°F (17.3°C) and 41.2°F (5.1°C).

Temperature

In Ouray, the average high-temperature in August is almost the same as in July - a still enjoyable 63.1°F (17.3°C). The average low-temperature, in Ouray, is 41.2°F (5.1°C).

Humidity

The average relative humidity in August is 62%.

Rainfall

In August, in Ouray, the rain falls for 20.3 days. Throughout August, 4.02" (102mm) of precipitation is accumulated. In Ouray, during the entire year, the rain falls for 98.2 days and collects up to 26.65" (677mm) of precipitation.

Snowfall

Months with snowfall in Ouray are January through June, August through December. August is the first month it typically snows in Ouray. Throughout August, in the average 0.2 snowfall days, it receives 0.12" (3mm) of snow. In Ouray, during the entire year, snow falls for 102 days and aggregates up to 101.02" (2566mm) of snow.

Daylight

The average length of the day in August is 13h and 35min.
On the first day of August, sunrise is at 6:13 am and sunset at 8:20 pm. On the last day of the month, sunrise is at 6:39 am and sunset at 7:41 pm MDT.

Sunshine

In Ouray, the average sunshine in August is 11.2h.

UV index

The months with the highest UV index in Ouray are June through August, with an average maximum UV index of 4. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for ordinary individuals.
Note: The average daily UV index of 4 in August transform into the following instructions:
Take precautions - Protection against sun damage is advised. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the average humidity in August in Ouray?

In Ouray, the average relative humidity in August is 62%.

How much does it rain in Ouray in August?

In Ouray, Colorado, in August, it is raining for 20.3 days, with typically 4.02" (102mm) of accumulated precipitation.

When does it start to snow in Ouray?

August is the first month it typically snows. Throughout August, in the average 0.2 snowfall days, it receives 0.12" (3mm) of snow.

How many hours of daylight does Ouray have in August?

The average day length in August in Ouray, Colorado, is 13h and 35min.

What time are sunrise and sunset in August in Ouray?

On the first day of August in Ouray, Colorado, sunrise is at 6:13 am and sunset at 8:20 pm. On the last day of the month, sunrise is at 6:39 am and sunset at 7:41 pm MDT.

How long on average sun shines in August in Ouray?

The average sunshine duration in August is 11.2h.

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

June through August, with an average maximum UV index of 4, are months with the highest UV index in Ouray.

How high is the UV index in August in Ouray?

In August, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a moderate health threat from unprotected exposure to UV radiation.

Average temperature in August
Ouray, CO

Average temperature in August - Ouray, CO
  • Average high temperature in August: 63.1°F

The warmest month (with the highest average high temperature) is July (65.1°F).
The month with the lowest average high temperature is January (25.2°F).

  • Average low temperature in August: 41.2°F

The month with the highest average low temperature is July (43.2°F).
The coldest month (with the lowest average low temperature) is January (2.8°F).

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Average pressure in August
Ouray, CO

Average pressure in August - Ouray, CO
  • Average pressure in August: 30.04"Hg

The month with the highest atmospheric pressure is January (30.23"Hg).
The month with the lowest atmospheric pressure is May (29.92"Hg).

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Average wind speed in August
Ouray, CO

Average wind speed in August - Ouray, CO
  • Average wind speed in August: 5.3mph

The windiest month (with the highest average wind speed) is June (7.6mph).
The calmest month (with the lowest average wind speed) is January (5mph).

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Average humidity in August
Ouray, CO

Average humidity in August - Ouray, CO
  • Average humidity in August: 62%

The month with the highest relative humidity is February (86%).
The month with the lowest relative humidity is June (47%).

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Average rainfall in August
Ouray, CO

Average rainfall in August - Ouray, CO
  • Average rainfall in August: 4.02"

The wettest month (with the highest rainfall) is July (5.39").
The driest month (with the least rainfall) is January (1.1").

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Average rainfall days in August
Ouray, CO

Average rainfall days in August - Ouray, CO
  • Average rainfall days in August: 20.3 days

The month with the highest number of rainy days is July (23.8 days).
The months with the least rainy days are January and February (1.3 days).

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Average snowfall in August
Ouray, CO

Average snowfall in August - Ouray, CO
  • Average snowfall in August: 0.12"

The month with the highest snowfall is March (16.26").
The month with the least snowfall is July (0").

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Average snowfall days in August
Ouray, CO

Average snowfall days in August - Ouray, CO
  • Average snowfall days in August: 0.2 days

The month with the highest number of snowfall days is April (16.5 days).
The month with the least snowfall days is July (0 days).

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

Average daylight in August / Average sunshine in August - Ouray, CO
  • Average daylight in August: 13h and 35min

The month with the longest days is June (Average daylight: 14h and 46min).
The month with the shortest days is December (Average daylight: 9h and 35min).

  • Average sunshine in August: 11.2h

The month with the most sunshine is June (Average sunshine: 11.6h).
The months with the least sunshine are February and December (Average sunshine: 5.7).

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Average sunshine days in August
Ouray, CO

Average sunshine days in August - Ouray, CO
  • Average sunshine days in August: 7.8 days

The month with the most sunshine days is November (20.7 days).
The month with the least sunshine days is July (5.3 days).

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Average UV index in August
Ouray, CO

Average UV index in August - Ouray, CO
  • Average UV index in August: 4

The months with the highest UV index are June, July and August (UV index 4).
The months with the lowest UV index are February and December (UV index 1).

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Average cloud cover in August
Ouray, CO

Average cloud cover in August - Ouray, CO
  • Average cloud cover in August: 22

The month with the most cloud cover is February (Cloud cover 45).
The month with the least cloud cover is June (Cloud cover 15).

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Average visibility in August
Ouray, CO

Average visibility in August - Ouray, CO
  • Average visibility in August: 6mi

The months with the highest visibility are May, June, July, August, September and October (6mi).
The months with the lowest visibility are January, February and December (4mi).

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