Grand County, UT Weather Forecast
County weather hub
Sunny
Compare major city weather across Grand County, scan the latest forecast snapshots, and jump into local 7-day outlook pages from one hub.
Sunny, with a high near 103. West northwest wind 5 to 10 mph.
County Weather Overview
This county weather page brings together forecast coverage for Grand County so visitors can compare temperatures, wind, and conditions across the region without hopping between unrelated pages.
Current forecast coverage spans 1 of 1 mapped cities in Grand County.
Page Snapshot
- Page focus
- county weather
- Forecast window
- Jul 14 to Jul 20, 2026
- Latest sync
- Jul 14, 2026 1:44 PM MDT
- Forecast office
- GJT
- Source
- NOAA / NWS
Daily Outlook
This Week in Grand County
Today looks like the warmest upcoming period in Grand County at 103 degrees F.
Thursday Night is the coolest period ahead with temperatures near 70 degrees F.
The strongest winds are forecast for Today at about 5 to 10 mph WNW.
Precipitation is mentioned in 10 upcoming forecast periods.
Forecast Details
- Last updated
- Jul 14, 2026 1:44 PM MDT
- Coverage
- 8 days
- Time zone
- America/Denver
- Forecast office
- GJT
- Radar station
- KGJX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Partly cloudy, with a low around 74. West southwest wind 5 to 10 mph.
A slight chance of showers and thunderstorms after 3pm. Sunny, with a high near 102. West southwest wind 5 to 10 mph. Chance of precipitation is 20%.
A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 72. West wind 5 to 10 mph. Chance of precipitation is 30%.
Sunny, with a high near 98. West southwest wind 0 to 10 mph.
A chance of showers and thunderstorms before 9pm, then a chance of showers and thunderstorms between 9pm and midnight, then a slight chance of showers and thunderstorms. Partly cloudy, with a low around 70. Chance of precipitation is 40%.
A slight chance of rain showers after noon. Sunny, with a high near 96.
A chance of showers and thunderstorms. Mostly cloudy, with a low around 70.
Sunny, with a high near 98.
A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 71.
A slight chance of showers and thunderstorms after noon. Sunny, with a high near 98.
A chance of showers and thunderstorms. Mostly cloudy, with a low around 72.
A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 98.
A chance of showers and thunderstorms. Mostly cloudy, with a low around 72.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Today
Jul 14
|
Sunny
|
103°F |
5 to 10 mph
WNW
|
|
Tonight
Jul 14
|
Partly Cloudy
|
74°F |
5 to 10 mph
WSW
|
|
Wednesday
Jul 15
|
Sunny then Slight Chance Showers And Thunderstorms
|
102°F |
5 to 10 mph
WSW
|
|
Wednesday Night
Jul 15
|
Chance Showers And Thunderstorms then Mostly Cloudy
|
72°F |
5 to 10 mph
W
|
|
Thursday
Jul 16
|
Sunny
|
98°F |
0 to 10 mph
WSW
|
|
Thursday Night
Jul 16
|
Chance Showers And Thunderstorms
|
70°F |
0 to 10 mph
ESE
|
|
Friday
Jul 17
|
Sunny then Slight Chance Rain Showers
|
96°F |
0 to 5 mph
SSE
|
|
Friday Night
Jul 17
|
Chance Showers And Thunderstorms
|
70°F |
5 to 10 mph
NW
|
|
Saturday
Jul 18
|
Sunny
|
98°F |
5 mph
S
|
|
Saturday Night
Jul 18
|
Slight Chance Showers And Thunderstorms then Partly Cloudy
|
71°F |
5 to 10 mph
NW
|
|
Sunday
Jul 19
|
Sunny then Slight Chance Showers And Thunderstorms
|
98°F |
5 mph
SSE
|
|
Sunday Night
Jul 19
|
Chance Showers And Thunderstorms
|
72°F |
5 mph
NW
|
|
Monday
Jul 20
|
Mostly Sunny then Slight Chance Showers And Thunderstorms
|
98°F |
5 mph
SSE
|
|
Monday Night
Jul 20
|
Chance Showers And Thunderstorms
|
72°F |
5 mph
N
|
Major City Forecasts
Live forecast snapshots for major cities across Grand County.
Coverage
Forecast coverage currently spans 1 of 1 mapped cities in Grand County.
Largest mapped city population in this region: 5,373.