August weather forecast
Granite, CO

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Weather in August

The last month of the summer, August, is another comfortable month in Granite, Colorado, with an average temperature varying between 64.8°F (18.2°C) and 38.1°F (3.4°C).

Temperature

The unfolding of August shows an average high-temperature of a still enjoyable 64.8°F (18.2°C), indicating a slight variance from July's 66.7°F (19.3°C). August is characterized by a distinct thermal shift, with nighttime lows averaging at a wintry 38.1°F (3.4°C).

Humidity

In August, the average relative humidity is 61%.

Rainfall

In Granite, during August, the rain falls for 17.7 days and regularly aggregates up to 2.01" (51mm) of precipitation. Throughout the year, there are 120.6 rainfall days, and 19.29" (490mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through December. August is the month with the least snowfall. Snow falls for 1.3 days and accumulates 0.31" (8mm) of snow.

Daylight

The average length of the day in August in Granite is 13h and 38min.
On the first day of the month, sunrise is at 6:06 am and sunset at 8:16 pm. On the last day of August, sunrise is at 6:33 am and sunset at 7:36 pm MDT.

Sunshine

The average sunshine in August is 11.3h.

UV index

The average daily maximum UV index in August is 3. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for the ordinary person.
Note: The daily high UV index of 3 in August translates into this advice:
Stay alert. Light-skinned people could suffer burns in less than 30 minutes. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.

Frequently asked questions

What is the usual temperature for Granite in August?

The high-temperature during August is 64.8°F (18.2°C) and the low-temperature is 38.1°F (3.4°C).

What is the average humidity in August?

In Granite, the average relative humidity in August is 61%.

How much does it rain in August?

In Granite, in August, it is raining for 17.7 days, with typically 2.01" (51mm) of accumulated precipitation.

When it does not snow?

The month with the least snowfall is August, when snow falls for 1.3 days and typically aggregates up to 0.31" (8mm) of snow.

How much does it snow in August?

In Granite, during August, snow falls for 1.3 days and regularly aggregates up to 0.31" (8mm) of snow.

How many hours of daylight does Granite have in August?

In Granite, the average day length in August is 13h and 38min.

When is the sunrise / sunset in August?

On the first day of August in Granite, sunrise is at 6:06 am and sunset at 8:16 pm. On the last day of the month, sunrise is at 6:33 am and sunset at 7:36 pm MDT.

How many hours of sunshine does Granite have in August?

In Granite, the average sunshine duration in August is 11.3h.

What is the UV index intensity in August?

The average daily maximum UV index in August is 3. A UV Index estimate of 3 to 5 represents a moderate health threat from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in August
Granite, CO

Average temperature in August - Granite, CO
  • Average high temperature in August: 64.8°F

The warmest month (with the highest average high temperature) is July (66.7°F).
The month with the lowest average high temperature is December (23.5°F).

  • Average low temperature in August: 38.1°F

The month with the highest average low temperature is July (40.1°F).
The coldest months (with the lowest average low temperature) are January and December (2.7°F).

Average pressure in August
Granite, CO

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

The month with the highest atmospheric pressure is January (30.2"Hg).
The month with the lowest atmospheric pressure is April (29.94"Hg).

Average wind speed in August
Granite, CO

Average wind speed in August - Granite, CO
  • Average wind speed in August: 4.6mph

The windiest month (with the highest average wind speed) is February (7mph).
The calmest months (with the lowest average wind speed) are July and August (4.6mph).

Average humidity in August
Granite, CO

Average humidity in August - Granite, CO
  • Average humidity in August: 61%

The month with the highest relative humidity is February (87%).
The month with the lowest relative humidity is June (51%).

Average rainfall in August
Granite, CO

Average rainfall in August - Granite, CO
  • Average rainfall in August: 2.01"

The wettest month (with the highest rainfall) is July (2.83").
The driest month (with the least rainfall) is November (0.91").

Average rainfall days in August
Granite, CO

Average rainfall days in August - Granite, CO
  • Average rainfall days in August: 17.7 days

The month with the highest number of rainy days is July (20.3 days).
The month with the least rainy days is November (3.9 days).

Average snowfall in August
Granite, CO

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

The month with the highest snowfall is March (15.08").
The month with the least snowfall is August (0.31").

Average snowfall days in August
Granite, CO

Average snowfall days in August - Granite, CO
  • Average snowfall days in August: 1.3 days

The month with the highest number of snowfall days is March (20 days).
The month with the least snowfall days is August (1.3 days).

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

Average daylight in August / Average sunshine in August - Granite, CO
  • Average daylight in August: 13h and 4min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in August: 11h and 2min

The month with the most sunshine is June (Average sunshine: 11h and 36min).
The month with the least sunshine is February (Average sunshine: 5h and 42min).

Average sunshine days in August
Granite, CO

Average sunshine days in August - Granite, CO
  • Average sunshine days in August: 9 days

The month with the most sunshine days is November (17.8 days).
The month with the least sunshine days is April (6.1 days).

Average UV index in August
Granite, CO

Average UV index in August - Granite, CO
  • Average UV index in August: 3

The month with the highest UV index is July (UV index 4).
The months with the lowest UV index are February and December (UV index 1).

Average cloud cover in August
Granite, CO

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

The month with the most cloud cover is February (Cloud cover 47).
The month with the least cloud cover is June (Cloud cover 17).

Average visibility in August
Granite, CO

Average visibility in August - Granite, 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).

Granite, Colorado, USA

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