Summit County, CO Weather Forecast
County weather hub
Mostly Sunny then Slight Chance Snow Showers
Compare major city weather across Summit County, scan the latest forecast snapshots, and jump into local 7-day outlook pages from one hub.
A slight chance of snow showers and a slight chance of thunderstorms after noon. Mostly sunny, with a high near 56.
County Weather Overview
This county weather page brings together forecast coverage for Summit County so visitors can compare temperatures, wind, and conditions across the region without hopping between unrelated pages.
Current forecast coverage spans 0 of 0 mapped cities in Summit County.
Page Snapshot
- Page focus
- county weather
- Forecast window
- May 30 to Jun 2, 2026
- Latest sync
- May 26, 2026 8:05 PM MDT
- Forecast office
- BOU
- Source
- NOAA / NWS
Daily Outlook
This Week in Summit County
Tuesday looks like the warmest upcoming period in Summit County at 61 degrees F.
Saturday Night is the coolest period ahead with temperatures near 29 degrees F.
The strongest winds are forecast for Saturday at about 5 to 12 mph WSW.
Precipitation is mentioned in 5 upcoming forecast periods.
Forecast Details
- Last updated
- May 26, 2026 8:05 PM MDT
- Coverage
- 4 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
Mostly clear, with a low around 29.
A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 59.
A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 30.
A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 60.
Partly cloudy, with a low around 32.
A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 61.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Saturday
May 30
|
Mostly Sunny then Slight Chance Snow Showers
|
56°F |
5 to 12 mph
WSW
|
|
Saturday Night
May 30
|
Mostly Clear
|
29°F |
5 to 12 mph
WSW
|
|
Sunday
May 31
|
Mostly Sunny then Chance Showers And Thunderstorms
|
59°F |
5 to 9 mph
SW
|
|
Sunday Night
May 31
|
Slight Chance Showers And Thunderstorms then Partly Cloudy
|
30°F |
6 to 9 mph
SSE
|
|
Monday
Jun 1
|
Mostly Sunny then Chance Showers And Thunderstorms
|
60°F |
6 to 9 mph
WSW
|
|
Monday Night
Jun 1
|
Partly Cloudy
|
32°F |
6 to 9 mph
SSW
|
|
Tuesday
Jun 2
|
Mostly Sunny then Chance Showers And Thunderstorms
|
61°F |
6 to 9 mph
WSW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Summit County.
Nearby forecast pages are not available for this location yet.
Coverage
Forecast coverage currently spans 0 of 0 mapped cities in Summit County.
