August weather forecast
Gunnison, CO

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Weather in August

August remains firmly entrenched in summer in Gunnison, though there is a negligible dip from the pinnacle of July's heat. Tastes of the approaching autumn start to creep in as the intensity of the summer sun wanes slightly. Despite this, warmth is not quite ready to surrender its hold, and August remains significant for outdoor activities and travel. Variations in temperature are rarely extreme, but rather provide a slightly cooler respite from the stifling peak of summer. August thus stands as a transitional month: core summer, with a hint of the cooler weather on the horizon.

Temperature

Gunnison's transition from July to August introduces an average high-temperature of an agreeable 73.2°F (22.9°C), marking an insignificant variation from the 75.6°F (24.2°C). Despite the high peak temperatures, Gunnison witnesses an average nighttime cooling to an icy 42.1°F (5.6°C) in August.

Humidity

The average relative humidity in August in Gunnison is 53%.

Rainfall

In Gunnison, Colorado, during August, the rain falls for 11.1 days and regularly aggregates up to 0.79" (20mm) of precipitation. In Gunnison, Colorado, during the entire year, the rain falls for 83.5 days and collects up to 9.33" (237mm) of precipitation.

Snowfall

Months with snowfall in Gunnison are January through June, August, October through December. August is the first month it typically snows. Throughout August, in the average 0.1 snowfall days, it receives 0.31" (8mm) of snow. Throughout the year, there are 77.9 snowfall days, and 41.65" (1058mm) of snow is accumulated.

Daylight

The average length of the day in August in Gunnison is 13h and 37min.
On the first day of August, sunrise is at 6:10 am and sunset at 8:17 pm. On the last day of the month, sunrise is at 6:36 am and sunset at 7:38 pm MDT.

Sunshine

In August, the average sunshine is 11.7h.

UV index

In August, the average daily maximum UV index in Gunnison is 4. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for ordinary individuals.
Note: In August, the maximum UV index of 4 suggests these recommendations:
Guard yourself - Avoiding sunburn is suggested. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Foresee this! The reflection from snow can nearly double the intensity of UV radiation from the Sun.
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Frequently asked questions

What are August temperatures in Gunnison?

During August, Gunnison experiences an average high-temperature of 73.2°F (22.9°C) and a low-temperature of 42.1°F (5.6°C).

What is the average humidity in August in Gunnison?

In August, the average relative humidity is 53%.

How many days does it rain in August in Gunnison?

In August, in Gunnison, Colorado, the rain falls for 11.1 days. Throughout August, 0.79" (20mm) of precipitation is accumulated.

When does it start snowing in Gunnison?

August is the first month it typically snows. Throughout August, in the average 0.1 snowfall days, it receives 0.31" (8mm) of snow.

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

The average day length in August in Gunnison is 13h and 37min.

When is the sunrise / sunset in August in Gunnison?

In August, on the first day of the month, sunrise is at 6:10 am and sunset at 8:17 pm. On the last day of the month, in Gunnison, Colorado, sunrise is at 6:36 am and sunset at 7:38 pm MDT.

How many hours of sunshine does Gunnison have in August?

In August, the average sunshine duration is 11.7h.

What is the UV index intensity in August in Gunnison?

In Gunnison, the average daily maximum UV index in August is 4. A UV Index value of 3 to 5 symbolizes a medium hazard to health from exposure to Sun's UV rays.
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
Gunnison, CO

Average temperature in August - Gunnison, CO
  • Average high temperature in August: 73.2°F

The warmest month (with the highest average high temperature) is July (75.6°F).
The month with the lowest average high temperature is January (26.4°F).

  • Average low temperature in August: 42.1°F

The month with the highest average low temperature is July (44.1°F).
The coldest month (with the lowest average low temperature) is January (1.9°F).

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Average pressure in August
Gunnison, CO

Average pressure in August - Gunnison, CO
  • Average pressure in August: 30.07"Hg

The month with the highest atmospheric pressure is January (30.23"Hg).
The months with the lowest atmospheric pressure are April and May (29.94"Hg).

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Average wind speed in August
Gunnison, CO

Average wind speed in August - Gunnison, CO
  • Average wind speed in August: 4.7mph

The windiest months (with the highest average wind speed) are May and June (6.3mph).
The calmest months (with the lowest average wind speed) are January and December (4.5mph).

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Average humidity in August
Gunnison, CO

Average humidity in August - Gunnison, CO
  • Average humidity in August: 53%

The month with the highest relative humidity is February (88%).
The month with the lowest relative humidity is June (44%).

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Average rainfall in August
Gunnison, CO

Average rainfall in August - Gunnison, CO
  • Average rainfall in August: 0.79"

The wettest month (with the highest rainfall) is July (1.3").
The driest months (with the least rainfall) are September and November (0.55").

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Average rainfall days in August
Gunnison, CO

Average rainfall days in August - Gunnison, CO
  • Average rainfall days in August: 11.1 days

The month with the highest number of rainy days is July (15.3 days).
The month with the least rainy days is November (2.5 days).

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Average snowfall in August
Gunnison, CO

Average snowfall in August - Gunnison, CO
  • Average snowfall in August: 0.31"

The month with the highest snowfall is February (6.97").
The months with the least snowfall are July and September (0").

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Average snowfall days in August
Gunnison, CO

Average snowfall days in August - Gunnison, CO
  • Average snowfall days in August: 0.1 days

The month with the highest number of snowfall days is February (12.8 days).
The month with the least snowfall days is July (0 days).

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

Average daylight in August / Average sunshine in August - Gunnison, 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 30min).

  • Average sunshine in August: 11h and 4min

The month with the most sunshine is June (Average sunshine: 11h and 54min).
The month with the least sunshine is February (Average sunshine: 6h and 18min).

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Average sunshine days in August
Gunnison, CO

Average sunshine days in August - Gunnison, CO
  • Average sunshine days in August: 13.2 days

The months with the most sunshine days are October and November (21.2 days).
The month with the least sunshine days is July (9.7 days).

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Average UV index in August
Gunnison, CO

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

The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, March, April, October, November and December (UV index 2).

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Average cloud cover in August
Gunnison, CO

Average cloud cover in August - Gunnison, CO
  • Average cloud cover in August: 15

The month with the most cloud cover is February (Cloud cover 35).
The months with the least cloud cover are June and September (Cloud cover 12).

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Average visibility in August
Gunnison, CO

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

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

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Gunnison, Colorado, USA

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