Grantsville, UT Weather Forecast
Local 7-day forecast
Mostly Sunny then Slight Chance Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for Grantsville, UT in one place.
A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 97. Chance of precipitation is 20%.
Local Weather Overview
This forecast page for Grantsville, UT 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: Jul 11, 2026 10:54 PM MDT.
The active forecast window currently covers Jul 14 to Jul 18, 2026 for Grantsville, UT.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jul 14 to Jul 18, 2026
- Latest sync
- Jul 11, 2026 10:54 PM MDT
- Forecast office
- SLC
- Source
- NOAA / NWS
Daily Outlook
This Week in Grantsville
Tuesday looks like the warmest upcoming period in Grantsville at 97 degrees F.
Wednesday Night is the coolest period ahead with temperatures near 72 degrees F.
The strongest winds are forecast for Tuesday at about 3 to 9 mph WNW.
Precipitation is mentioned in 8 upcoming forecast periods.
Forecast Details
- Last updated
- Jul 11, 2026 10:54 PM MDT
- Coverage
- 5 days
- Time zone
- America/Denver
- Forecast office
- SLC
- Radar station
- KMTX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 74.
A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 94.
Partly cloudy, with a low around 72.
A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 95.
A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 73.
A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 95.
A chance of showers and thunderstorms before midnight, then a slight chance of showers and thunderstorms. Partly cloudy, with a low around 72.
A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 94.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Tuesday
Jul 14
|
Mostly Sunny then Slight Chance Showers And Thunderstorms
|
97°F |
3 to 9 mph
WNW
|
|
Tuesday Night
Jul 14
|
Chance Showers And Thunderstorms then Mostly Cloudy
|
74°F |
6 mph
SSE
|
|
Wednesday
Jul 15
|
Mostly Sunny then Slight Chance Showers And Thunderstorms
|
94°F |
3 to 8 mph
N
|
|
Wednesday Night
Jul 15
|
Partly Cloudy
|
72°F |
7 mph
SSE
|
|
Thursday
Jul 16
|
Mostly Sunny then Slight Chance Showers And Thunderstorms
|
95°F |
3 to 8 mph
N
|
|
Thursday Night
Jul 16
|
Slight Chance Showers And Thunderstorms then Partly Cloudy
|
73°F |
7 mph
ESE
|
|
Friday
Jul 17
|
Mostly Sunny then Slight Chance Showers And Thunderstorms
|
95°F |
7 mph
ENE
|
|
Friday Night
Jul 17
|
Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms
|
72°F |
7 mph
SE
|
|
Saturday
Jul 18
|
Mostly Sunny then Chance Showers And Thunderstorms
|
94°F |
8 mph
N
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Grantsville.
