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Denver's Monthly Weather Summary for September 2026

Current conditions at

Copper Mountain - Red Cliff Pass (KCCU)

Lat: 39.48°NLon: 106.15°WElev: 12028ft.

Partly Cloudy

50°F

10°C

Humidity	35%
Wind Speed	W 6 mph
Barometer	30.69 in
Dewpoint	23°F (-5°C)
Visibility	10.00 mi
Wind Chill	48°F (9°C)
Last update	5 Oct 4:35 pm MDT

More Information:

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

Extended Forecast for

3 Miles ESE Blue River CO

Tonight
Low: 39 °F
Mostly Clear
Tuesday
High: 60 °F
Mostly Sunny
then Chance
Showers
Tuesday Night
Low: 38 °F
Chance
Showers then
Mostly Cloudy
Wednesday
High: 57 °F
Sunny then
Chance
Showers
Wednesday Night
Low: 36 °F
Chance
Showers then
Mostly Clear
Thursday
High: 56 °F
Sunny then
Slight Chance
Showers
Thursday Night
Low: 36 °F
Partly Cloudy
Friday
High: 56 °F
Sunny
Friday Night
Low: 35 °F
Partly Cloudy

Detailed Forecast

Tonight

Mostly clear, with a low around 39. West northwest wind 5 to 7 mph.

Tuesday

A 30 percent chance of showers, mainly after 3pm. Partly sunny, with a high near 60. North northwest wind around 6 mph.

Tuesday Night

A 30 percent chance of showers before 9pm. Cloudy, then gradually becoming partly cloudy, with a low around 38. West northwest wind around 6 mph becoming calm in the evening.

Wednesday

A 30 percent chance of showers after noon. Mostly sunny, with a high near 57. Calm wind becoming south 5 to 9 mph in the morning.

Wednesday Night

A 30 percent chance of showers before midnight. Partly cloudy, with a low around 36. West northwest wind 3 to 7 mph.

Thursday

A 20 percent chance of showers after noon. Mostly sunny, with a high near 56.

Thursday Night

Partly cloudy, with a low around 36.

Friday

Sunny, with a high near 56.

Friday Night

Partly cloudy, with a low around 35.