National Weather Service

News Headlines

Denver's Monthly Weather Summary for September 2026

Current conditions at

Fort Collins/Loveland - Northern Colorado Regional Airport (KFNL)

Lat: 40.45°NLon: 105.02°WElev: 5016ft.

Fair

87°F

31°C

Humidity	13%
Wind Speed	Vrbl 7 mph
Barometer	30.11 in (1012.8 mb)
Dewpoint	31°F (-1°C)
Visibility	10.00 mi
Heat Index	83°F (28°C)
Last update	8 Oct 1:56 pm MDT

More Information:

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

Extended Forecast for

3 Miles ENE Horsetooth Mountain CO

This Afternoon
High: 85 °F
Mostly Sunny
Tonight
Low: 53 °F
Decreasing
Clouds
Friday
High: 86 °F
Sunny
Friday Night
Low: 53 °F
Mostly Clear
Saturday
High: 84 °F
Mostly Sunny
Saturday Night
Low: 55 °F
Mostly Cloudy
Sunday
High: 79 °F
Partly Sunny
Sunday Night
Low: 51 °F
Mostly Cloudy
Columbus Day
High: 78 °F
Sunny

Detailed Forecast

This Afternoon

Mostly sunny, with a high near 85. Southwest wind around 9 mph, with gusts as high as 15 mph.

Tonight

Mostly cloudy, then gradually becoming clear, with a low around 53. Southwest wind 5 to 9 mph becoming west northwest in the evening. Winds could gust as high as 15 mph.

Friday

Sunny, with a high near 86. West wind 5 to 11 mph becoming east southeast in the afternoon. Winds could gust as high as 20 mph.

Friday Night

Mostly clear, with a low around 53. West wind 8 to 13 mph becoming light and variable after midnight. Winds could gust as high as 18 mph.

Saturday

Mostly sunny, with a high near 84. West wind 5 to 13 mph becoming south in the morning. Winds could gust as high as 23 mph.

Saturday Night

Mostly cloudy, with a low around 55.

Sunday

Partly sunny, with a high near 79.

Sunday Night

Mostly cloudy, with a low around 51.