Colorado Springs
Colorado, USA
Long-term weather forecast
Long-term weather forecast

September weather forecast and climate
Colorado Springs, CO

Beautiful autumn dusk in Colorado Springs, Colorado, with distant mountain ranges
Beautiful autumn dusk in Colorado Springs, Colorado, with distant mountain ranges
September, the first month of the autumn, in Colorado Springs, is still a warm month, with temperature in the range of an average low of 47.3°F (8.5°C) and an average high of 74.5°F (23.6°C).

Temperature

In Colorado Springs, the average high-temperature in September slightly decreases, from 81.7°F (27.6°C) in August, to a still warm 74.5°F (23.6°C). The average low-temperature, in September, is 47.3°F (8.5°C).

Rainfall

In Colorado Springs, during September, the rain falls for 7.3 days and regularly aggregates up to 1.2" (30.2mm) of precipitation. Throughout the year, there are 91.6 rainfall days, and 16.5" (419mm) of precipitation is accumulated.

Snowfall

January through May, September through December are months with snowfall. September is the first month it typically snows in Colorado Springs, Colorado. Throughout September, in the average 0.3 snowfall days, it receives 0.3" (7.6mm) of snow. In Colorado Springs, during the entire year, snow falls for 28.7 days, and aggregates up to 37.7" (957.6mm) of snow.

Daylight

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

Sunshine

The average sunshine is 9h.

UV index

In Colorado Springs, the average daily maximum UV index is 8. A UV Index of 8 to 10 symbolizes a very high health vulnerability from the exposure to the Sun's UV rays for average individuals.
Note: The average daily UV index of 8 in September transform into the following instructions:
Take extra precautions. Protection against sun damage is required. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.

What is the temperature in September in Colorado Springs?

The average high-temperature, in September, is 74.5°F (23.6°C), while the average low-temperature is 47.3°F (8.5°C).

How much does it rain in Colorado Springs in September?

In September, in Colorado Springs, Colorado, the rain falls for 7.3 days. Throughout September, 1.2" (30.2mm) of precipitation is accumulated.

When does it start to snow in Colorado Springs?

September is the first month it typically snows in Colorado Springs, Colorado. Throughout September, in the average 0.3 snowfall days, it receives 0.3" (7.6mm) of snow.

How many hours of daylight does Colorado Springs have in September?

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

How long on average sun shines in September in Colorado Springs?

In September, the average sunshine in Colorado Springs, Colorado, is 9h.

How high is the UV index in September in Colorado Springs?

In Colorado Springs, the average daily maximum UV index in September is 8. A UV Index reading of 8 to 10 represents a very high health vulnerability from the exposure to the Sun's UV rays.
Average temperature in September - Colorado Springs, CO
  • Average high temperature in September: 74.5°F

The warmest month (with the highest average high temperature) is July (84.8°F).
The month with the lowest average high temperature is December (42.1°F).

  • Average low temperature in September: 47.3°F

The month with the highest average low temperature is July (56.9°F).
The coldest month (with the lowest average low temperature) is December (17.5°F).

Average rainfall in September - Colorado Springs, CO
  • Average rainfall in September: 1.2"

The wettest month (with the highest rainfall) is August (3.3").
Driest months (with the lowest rainfall) are January, February and December (0.3").

Average rainfall days in September - Colorado Springs, CO
  • Average rainfall days in September: 7.3 days

The month with the highest number of rainy days is August (13.6 days).
The month with the lowest number of rainy days is January (3.9 days).

Average snowfall in September - Colorado Springs, CO
  • Average snowfall in September: 0.3"

The month with the highest snowfall is March (7.9").
Months with the lowest snowfall are June, July and August (0").

Average snowfall days in September - Colorado Springs, CO
  • Average snowfall days in September: 0.3 days

The month with the highest number of snowfall days is March (5.7 days).
Months with the lowest number of snowfall days are June, July and August (0 days).

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

The month with the longest days is June (Average daylight: 14.9h).
The month with shortest days is December (Average daylight: 9.5h).

  • Average sunshine in September: 9h

Months with most sunshine are June and July (Average sunshine: 11h).
Months with least sunshine are January, November and December (Average sunshine: 7).

Average UV index in September - Colorado Springs, CO
  • Average UV index in September: 8

Months with the highest UV index are June and July (UV index 11).
Months with the lowest UV index are January and December (UV index 2).