Plain City, UT Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Plain City, a city in Weber County, Utah.
Today
90°F
Patchy Smoke
Patchy smoke. Sunny, with a high near 90. Northwest wind around 6 mph.
7-day forecast for Plain City
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 90°F | Patchy Smoke | 6 mph NW | 0% |
| Tonight | 59°F | Areas Of Smoke | 6 mph NNW | 0% |
| Wednesday | 92°F | Areas Of Smoke | 5 mph WSW | 0% |
| Wednesday Night | 62°F | Patchy Smoke then Mostly Clear | 5 mph SE | 0% |
| Thursday | 97°F | Sunny | 5 mph ESE | 0% |
| Thursday Night | 66°F | Mostly Clear | 3 mph SE | 0% |
| Friday | 101°F | Sunny | 5 mph S | 0% |
| Friday Night | 69°F | Mostly Clear | 5 mph ESE | 0% |
| Saturday | 101°F | Sunny | 2 to 6 mph SE | 0% |
| Saturday Night | 71°F | Mostly Clear | 5 mph SE | 0% |
| Sunday | 100°F | Mostly Sunny | 5 to 8 mph SSW | 1% |
| Sunday Night | 70°F | Partly Cloudy | 7 mph SSE | 2% |
| Monday | 98°F | Mostly Sunny | 9 mph SSW | 4% |
| Monday Night | 68°F | Partly Cloudy | 7 mph SE | 7% |
Forecast source: National Weather Service (api.weather.gov) for Plain City (41.307, -112.094). Updated through the day.
Growing snapshot for Plain City
Last spring frost
Apr 22
First fall frost
Oct 18
Growing season
177 days
Hardiness zone
7a
More local growing data for Plain City: nearby ZIP 84404 weather · frost dates · planting calendar · Utah frost dates
Nearby towns & communities
Eden
Farr West
Harrisville
Hooper
Huntsville
Liberty
Marriott-Slaterville
Mountain Green
North Ogden
Ogden
Pleasant View
Roy
South Ogden
South Weber
South Willard
Uintah
Washington Terrace
West Haven
Willard
Wolf Creek
Climate data from the nearest NOAA station, Ogden Sugar Factory, Ut (5.3 mi from Plain City). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.