Trenton, UT Weather Forecast
Local 7-day forecast
Mostly Sunny then Patchy Smoke
Track current conditions, temperature changes, wind, and the full daily outlook for Trenton, UT in one place.
Patchy smoke after 3pm. Mostly sunny. High near 93, with temperatures falling to around 91 in the afternoon. West southwest wind 2 to 8 mph.
Local Weather Overview
This forecast page for Trenton, 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: Aug 11, 2026 8:56 AM MDT.
The active forecast window currently covers Aug 11 to Aug 17, 2026 for Trenton, UT.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Aug 11 to Aug 17, 2026
- Latest sync
- Aug 11, 2026 8:56 AM MDT
- Forecast office
- SLC
- Source
- NOAA / NWS
Daily Outlook
This Week in Trenton
Today looks like the warmest upcoming period in Trenton at 93 degrees F.
Thursday Night is the coolest period ahead with temperatures near 49 degrees F.
The strongest winds are forecast for Friday at about 2 to 9 mph S.
Precipitation is mentioned in 8 upcoming forecast periods.
Forecast Details
- Last updated
- Aug 11, 2026 8:56 AM MDT
- Coverage
- 8 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
Patchy smoke before midnight, then patchy smoke and a slight chance of showers and thunderstorms. Mostly cloudy. Low around 62, with temperatures rising to around 66 overnight. South wind 3 to 7 mph. Chance of precipitation is 20%.
A chance of rain showers before noon, then a slight chance of showers and thunderstorms. Partly sunny. High near 88, with temperatures falling to around 86 in the afternoon. North wind around 7 mph. Chance of precipitation is 30%.
A slight chance of showers and thunderstorms before midnight, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 58. East wind 2 to 7 mph. Chance of precipitation is 30%.
Rain showers likely before 9am, then showers and thunderstorms. Mostly cloudy, with a high near 78. South southwest wind 2 to 6 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch possible.
Showers and thunderstorms likely. Mostly cloudy, with a low around 49. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch possible.
Showers and thunderstorms likely before noon, then a chance of showers and thunderstorms. Partly sunny, with a high near 78.
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 50.
A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 81.
Partly cloudy, with a low around 50.
Mostly sunny, with a high near 83.
Partly cloudy, with a low around 53.
Mostly sunny, with a high near 85.
Partly cloudy, with a low around 54.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Today
Aug 11
|
Mostly Sunny then Patchy Smoke
|
93°F |
2 to 8 mph
WSW
|
|
Tonight
Aug 11
|
Patchy Smoke
|
62°F |
3 to 7 mph
S
|
|
Wednesday
Aug 12
|
Chance Rain Showers then Slight Chance Showers And Thunderstorms
|
88°F |
7 mph
N
|
|
Wednesday Night
Aug 12
|
Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms
|
58°F |
2 to 7 mph
E
|
|
Thursday
Aug 13
|
Showers And Thunderstorms
|
78°F |
2 to 6 mph
SSW
|
|
Thursday Night
Aug 13
|
Showers And Thunderstorms Likely
|
49°F |
5 mph
S
|
|
Friday
Aug 14
|
Showers And Thunderstorms Likely then Chance Showers And Thunderstorms
|
78°F |
2 to 9 mph
S
|
|
Friday Night
Aug 14
|
Slight Chance Showers And Thunderstorms
|
50°F |
2 to 8 mph
SE
|
|
Saturday
Aug 15
|
Mostly Sunny then Slight Chance Showers And Thunderstorms
|
81°F |
2 to 8 mph
SSE
|
|
Saturday Night
Aug 15
|
Partly Cloudy
|
50°F |
3 to 8 mph
ESE
|
|
Sunday
Aug 16
|
Mostly Sunny
|
83°F |
2 to 7 mph
SSE
|
|
Sunday Night
Aug 16
|
Partly Cloudy
|
53°F |
3 to 8 mph
ESE
|
|
Monday
Aug 17
|
Mostly Sunny
|
85°F |
3 to 8 mph
ESE
|
|
Monday Night
Aug 17
|
Partly Cloudy
|
54°F |
3 to 9 mph
ESE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Trenton.
