September weather forecast and climate
Fort Carson, CO

Weather in September

September, the first month of the autumn, in Fort Carson, is also a moderately hot month, with temperature in the range of an average low of 52.2°F (11.2°C) and an average high of 75°F (23.9°C).

Temperature

In September, the average high-temperature marginally drops, from a moderately hot 81.5°F (27.5°C) in August, to a still warm 75°F (23.9°C). In Fort Carson, Colorado, in September, the average low-temperature is 52.2°F (11.2°C).

Humidity

In Fort Carson, the average relative humidity is 46%.

Rainfall

In September, the rain falls for 10.5 days. Throughout September, 0.83" (21mm) of precipitation is accumulated. Throughout the year, there are 121.1 rainfall days, and 12.99" (330mm) of precipitation is accumulated.

Snowfall

In Fort Carson, Colorado, snow does not fall in June through September.

Daylight

In Fort Carson, Colorado, the average length of the day is 12.4h.

Sunshine

The average sunshine in September is 11h.

UV index

In September, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a moderate health risk from the exposure to the Sun's UV radiation for the average person.
Note: In September, the average maximum UV index of 5 translate into the following recommendations:
Take precautions. Light skin individuals may get burned in less than 30 minutes. 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. 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 temperature in September in Fort Carson?

The average high-temperature, in September, is 75°F (23.9°C), while the average low-temperature is 52.2°F (11.2°C).

What is the average humidity in September in Fort Carson?

In Fort Carson, Colorado, the average relative humidity in September is 46%.

How much does it rain in Fort Carson in September?

In Fort Carson, Colorado, in September, during 10.5 rainfall days, 0.83" (21mm) of precipitation is typically accumulated.

Does it snow in Fort Carson in September?

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

When it does not snow in Fort Carson?

June through September are months without snowfall in Fort Carson.

What is the average length of the day in September in Fort Carson?

In Fort Carson, Colorado, the average length of the day in September is 12.4h.

How many hours of sunshine does Fort Carson have in September?

The average sunshine in September is 11h.

What is the UV index intensity in September in Fort Carson?

In September, the average daily maximum UV index in Fort Carson, Colorado, is 5. A UV Index reading of 3 to 5 represents a medium hazard to health from unprotected exposure to the UV radiation.

Average temperature in September
Fort Carson, CO

Average temperature in September - Fort Carson, CO
  • Average high temperature in September: 75°F

The warmest month (with the highest average high temperature) is July (83.1°F).
The month with the lowest average high temperature is December (39.2°F).

  • Average low temperature in September: 52.2°F

The month with the highest average low temperature is July (59.9°F).
The coldest month (with the lowest average low temperature) is December (21.6°F).

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Average pressure in September
Fort Carson, CO

Average pressure in September - Fort Carson, CO
  • Average pressure in September: 30.01"

The month with the highest atmospheric pressure is January (30.12").
The month with the lowest atmospheric pressure is April (29.9").

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Average wind speed in September
Fort Carson, CO

Average wind speed in September - Fort Carson, CO
  • Average wind speed in September: 6.8mph

The windiest month (with the highest average wind speed) is April (8.6mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).

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Average humidity in September
Fort Carson, CO

Average humidity in September - Fort Carson, CO
  • Average humidity in September: 46%

The month with the highest relative humidity is February (63%).
The month with the lowest relative humidity is June (41%).

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Average rainfall in September
Fort Carson, CO

Average rainfall in September - Fort Carson, CO
  • Average rainfall in September: 0.83"

The wettest month (with the highest rainfall) is July (2.2").
The driest month (with the least rainfall) is December (0.43").

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Average rainfall days in September
Fort Carson, CO

Average rainfall days in September - Fort Carson, CO
  • Average rainfall days in September: 10.5 days

The month with the highest number of rainy days is May (17.1 days).
The month with the least rainy days is November (4.4 days).

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Average snowfall in September
Fort Carson, CO

Average snowfall in September - Fort Carson, CO
  • Average snowfall in September: 0"

The month with the highest snowfall is February (4.72").
Months with the least snowfall are June, July, August and September (0").

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Average snowfall days in September
Fort Carson, CO

Average snowfall days in September - Fort Carson, CO
  • Average snowfall days in September: 0.1 days

The month with the highest number of snowfall days is February (9.5 days).
Months with the least snowfall days are June, July and August (0 days).

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Average daylight in September /
Average sunshine in September
Fort Carson, CO

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

The month with the longest days is June (Average daylight: 14.8h).
The month with the shortest days is December (Average daylight: 9.5h).

  • Average sunshine in September: 11h

The month with the most sunshine is June (Average sunshine: 11.9h).
The month with the least sunshine is February (Average sunshine: 6.9h).

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Average sunshine days in September
Fort Carson, CO

Average sunshine days in September - Fort Carson, CO
  • Average sunshine days in September: 16.5 days

The month with the most sunshine days is November (22.4 days).
The month with the least sunshine days is July (8.9 days).

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Average UV index in September
Fort Carson, CO

Average UV index in September - Fort Carson, CO
  • Average UV index in September: 5

Months with the highest UV index are June and July (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
Fort Carson, CO

Average cloud cover in September - Fort Carson, CO
  • Average cloud cover in September: 15

The month with the most cloud cover is April (Cloud cover 25).
Months with the least cloud cover are June, September, October and November (Cloud cover 15).

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Average visibility in September
Fort Carson, CO

Average visibility in September - Fort Carson, 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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