September weather forecast and climate
Brush, CO

Weather in September

The first month of the autumn, September, is still a warm month in Brush, Colorado, with average temperature fluctuating between 56.3°F (13.5°C) and 79.5°F (26.4°C).

Temperature

In Brush, the average high-temperature slightly decreases, from a hot 86.7°F (30.4°C) in August, to a warm 79.5°F (26.4°C). In Brush, in September, the average low-temperature is 56.3°F (13.5°C).

Humidity

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

Rainfall

In Brush, during September, the rain falls for 8.5 days and regularly aggregates up to 0.71" (18mm) of precipitation. Throughout the year, there are 104 rainfall days, and 12.09" (307mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall.

Daylight

In Brush, the average length of the day is 12.4h.

Sunshine

The average sunshine in Brush is 10.6h.

UV index

In Brush, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to the Sun's UV rays for average individuals.
Note: The average daily UV index of 5 in September transform into the following instructions:
Take precautions - Protection against sun damage is advised. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. 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.
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FAQ

What is the temperature in September in Brush?

In Brush, in September, the average high-temperature is 79.5°F (26.4°C), and the average low-temperature is 56.3°F (13.5°C).

What are the least humid months in Brush?

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

What is the average humidity in September in Brush?

The average relative humidity in September in Brush, Colorado, is 45%.

How much does it rain in Brush in September?

In Brush, in September, it is raining for 8.5 days, with typically 0.71" (18mm) of accumulated precipitation.

Does it snow in Brush in September?

In Brush, Colorado, in September, it doesn't snow. In October, it regularly snows.

When it does not snow in Brush?

June through September are months without snowfall in Brush.

How many hours of daylight does Brush have in September?

In Brush, the average length of the day in September is 12.4h.

How long on average sun shines in September in Brush?

In Brush, Colorado, the average sunshine in September is 10.6h.

What is the UV index intensity in September in Brush?

The average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a medium hazard to health from the exposure to the Sun's UV rays.

Average temperature in September
Brush, CO

Average temperature in September - Brush, CO
  • Average high temperature in September: 79.5°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 September: 56.3°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 September
Brush, CO

Average pressure in September - Brush, CO
  • Average pressure in September: 29.95"

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 September
Brush, CO

Average wind speed in September - Brush, CO
  • Average wind speed in September: 8.5mph

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 September
Brush, CO

Average humidity in September - Brush, CO
  • Average humidity in September: 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 September
Brush, CO

Average rainfall in September - Brush, CO
  • Average rainfall in September: 0.71"

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 September
Brush, CO

Average rainfall days in September - Brush, CO
  • Average rainfall days in September: 8.5 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 September
Brush, CO

Average snowfall in September - Brush, CO
  • Average snowfall in September: 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 September
Brush, CO

Average snowfall days in September - Brush, CO
  • Average snowfall days in September: 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 September /
Average sunshine in September
Brush, CO

Average daylight in September / Average sunshine in September - Brush, CO
  • Average daylight in September: 12.4h

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 September: 10.6h

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 September
Brush, CO

Average sunshine days in September - Brush, CO
  • Average sunshine days in September: 18.6 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 September
Brush, CO

Average UV index in September - Brush, CO
  • Average UV index in September: 5

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 September
Brush, CO

Average cloud cover in September - Brush, CO
  • Average cloud cover in September: 17

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 September
Brush, CO

Average visibility in September - Brush, CO
  • Average visibility in September: 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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