Griff, CO Weather Forecast
Local 7-day forecast
Mostly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Griff, CO in one place.
Mostly sunny, with a high near 84. South southeast wind around 9 mph.
Local Weather Overview
This forecast page for Griff, 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: Sep 14, 2026 8:49 PM MDT.
The active forecast window currently covers Sep 16 to Sep 21, 2026 for Griff, CO.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Sep 16 to Sep 21, 2026
- Latest sync
- Sep 14, 2026 8:49 PM MDT
- Forecast office
- BOU
- Source
- NOAA / NWS
Daily Outlook
This Week in Griff
Wednesday looks like the warmest upcoming period in Griff at 84 degrees F.
Sunday Night is the coolest period ahead with temperatures near 51 degrees F.
The strongest winds are forecast for Wednesday at about 9 mph SSE.
Precipitation is mentioned in 8 upcoming forecast periods.
Forecast Details
- Last updated
- Sep 14, 2026 8:49 PM MDT
- Coverage
- 6 days
- Time zone
- America/Denver
- Forecast office
- BOU
- Radar station
- KCYS
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
A slight chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 59. Southeast wind 3 to 8 mph. Chance of precipitation is 20%.
A slight chance of rain showers before noon, then a chance of showers and thunderstorms. Partly sunny, with a high near 82. Chance of precipitation is 50%.
Showers and thunderstorms likely. Mostly cloudy, with a low around 59.
Mostly sunny, with a high near 84.
A chance of showers and thunderstorms. Mostly cloudy, with a low around 56.
A slight chance of rain showers before noon, then a slight chance of showers and thunderstorms. Mostly sunny, with a high near 78.
A chance of showers and thunderstorms. Mostly cloudy, with a low around 53.
A slight chance of rain showers before noon. Mostly sunny, with a high near 75.
Partly cloudy, with a low around 51.
A slight chance of rain showers after noon. Mostly sunny, with a high near 75.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Wednesday
Sep 16
|
Mostly Sunny
|
84°F |
9 mph
SSE
|
|
Wednesday Night
Sep 16
|
Slight Chance Showers And Thunderstorms then Mostly Cloudy
|
59°F |
3 to 8 mph
SE
|
|
Thursday
Sep 17
|
Slight Chance Rain Showers then Chance Showers And Thunderstorms
|
82°F |
5 to 8 mph
ESE
|
|
Thursday Night
Sep 17
|
Showers And Thunderstorms Likely
|
59°F |
3 to 7 mph
SE
|
|
Friday
Sep 18
|
Mostly Sunny
|
84°F |
5 mph
NNW
|
|
Friday Night
Sep 18
|
Chance Showers And Thunderstorms
|
56°F |
2 to 6 mph
W
|
|
Saturday
Sep 19
|
Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms
|
78°F |
6 to 9 mph
N
|
|
Saturday Night
Sep 19
|
Chance Showers And Thunderstorms
|
53°F |
5 mph
NNE
|
|
Sunday
Sep 20
|
Slight Chance Rain Showers then Mostly Sunny
|
75°F |
5 to 9 mph
NNE
|
|
Sunday Night
Sep 20
|
Partly Cloudy
|
51°F |
5 to 8 mph
SE
|
|
Monday
Sep 21
|
Mostly Sunny then Slight Chance Rain Showers
|
75°F |
5 to 9 mph
SSE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Griff.