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Denver's Monthly Weather Summary for September 2026

Current conditions at

Boulder Municipal Airport (KBDU)

Lat: 40.04°NLon: 105.23°WElev: 5288ft.

Overcast

43°F

6°C

Humidity	100%
Wind Speed	Calm
Barometer	30.13 in
Dewpoint	43°F (6°C)
Visibility	10.00 mi
Last update	15 Oct 2:15 am MDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

Eldorado Springs CO

Overnight
Low: 36 °F
Chance
Rain/Snow and
Patchy Fog
Thursday
High: 50 °F
Rain/Snow
Likely then
Slight Chance
Showers
Thursday Night
Low: 29 °F
Mostly Clear
Friday
High: 56 °F
Sunny
Friday Night
Low: 38 °F
Clear
Saturday
High: 73 °F
Sunny
Saturday Night
Low: 44 °F
Mostly Clear
Sunday
High: 70 °F
Mostly Sunny
Sunday Night
Low: 43 °F
Partly Cloudy

Detailed Forecast

Overnight

A chance of rain and snow showers. Patchy fog. Otherwise, cloudy, with a low around 36. Calm wind. Chance of precipitation is 50%. Little or no snow accumulation expected.

Thursday

A chance of rain and snow showers before 9am, then rain showers likely between 9am and 3pm. Cloudy, then gradually becoming mostly sunny, with a high near 50. Light north wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 18 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

Thursday Night

Mostly clear, with a low around 29. Calm wind becoming west around 5 mph.

Friday

Sunny, with a high near 56. Light and variable wind.

Friday Night

Clear, with a low around 38. Calm wind becoming west around 6 mph after midnight.

Saturday

Sunny, with a high near 73.

Saturday Night

Mostly clear, with a low around 44.

Sunday

Mostly sunny, with a high near 70.