Jefferson, CO Weather Forecast
Local 7-day forecast
Mostly Cloudy
Track current conditions, temperature changes, wind, and the full daily outlook for Jefferson, CO in one place.
Mostly cloudy. High near 47, with temperatures falling to around 39 in the afternoon. West northwest wind 2 to 7 mph.
Local Weather Overview
This forecast page for Jefferson, CO is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Nov 6, 2026 9:01 AM MST.
The active forecast window currently covers Nov 6 to Nov 12, 2026 for Jefferson, CO.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Nov 6 to Nov 12, 2026
- Latest sync
- Nov 6, 2026 9:01 AM MST
- Forecast office
- BOU
- Source
- NOAA / NWS
Daily Outlook
This Week in Jefferson
Sunday looks like the warmest upcoming period in Jefferson at 55 degrees F.
Tonight is the coolest period ahead with temperatures near 21 degrees F.
The strongest winds are forecast for Tuesday Night at about 7 to 14 mph NW.
The forecast from Nov 6 through Nov 12 stays mostly dry.
Forecast Details
- Last updated
- Nov 6, 2026 9:01 AM MST
- Coverage
- 8 days
- Time zone
- America/Denver
- Forecast office
- BOU
- Radar station
- KFTG
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Partly cloudy. Low around 21, with temperatures rising to around 23 overnight. North northwest wind around 6 mph.
Sunny. High near 49, with temperatures falling to around 38 in the afternoon. North wind 2 to 7 mph.
Clear, with a low around 23. Northwest wind around 5 mph.
Sunny, with a high near 55. West northwest wind 2 to 7 mph.
Clear, with a low around 23.
Sunny, with a high near 54.
Mostly clear, with a low around 25.
Mostly sunny, with a high near 52.
Mostly clear, with a low around 24.
Sunny, with a high near 49.
Mostly clear, with a low around 24.
Sunny, with a high near 52.
Mostly clear, with a low around 26.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Today
Nov 6
|
Mostly Cloudy
|
47°F |
2 to 7 mph
WNW
|
|
Tonight
Nov 6
|
Partly Cloudy
|
21°F |
6 mph
NNW
|
|
Saturday
Nov 7
|
Sunny
|
49°F |
2 to 7 mph
N
|
|
Saturday Night
Nov 7
|
Clear
|
23°F |
5 mph
NW
|
|
Sunday
Nov 8
|
Sunny
|
55°F |
2 to 7 mph
WNW
|
|
Sunday Night
Nov 8
|
Clear
|
23°F |
6 to 13 mph
NW
|
|
Monday
Nov 9
|
Sunny
|
54°F |
2 to 7 mph
WNW
|
|
Monday Night
Nov 9
|
Mostly Clear
|
25°F |
2 to 6 mph
NW
|
|
Tuesday
Nov 10
|
Mostly Sunny
|
52°F |
5 to 10 mph
WNW
|
|
Tuesday Night
Nov 10
|
Mostly Clear
|
24°F |
7 to 14 mph
NW
|
|
Veterans Day
Nov 11
|
Sunny
|
49°F |
6 to 10 mph
NW
|
|
Wednesday Night
Nov 11
|
Mostly Clear
|
24°F |
6 to 10 mph
NW
|
|
Thursday
Nov 12
|
Sunny
|
52°F |
5 to 8 mph
WNW
|
|
Thursday Night
Nov 12
|
Mostly Clear
|
26°F |
5 to 8 mph
NW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Jefferson.
Nearby forecast pages are not available for this location yet.