Mountain Green, UT Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Mountain Green, a community in Weber County, Utah.
Tonight
39°F
Scattered Showers And Thunderstorms then Slight Chance Showers And Thunderstorms
Scattered showers and thunderstorms before midnight, then a slight chance of showers and thunderstorms between midnight and 3am, then a chance of showers and thunderstorms. Mostly cloudy. Low around 39, with temperatures rising to around 45 overnight. West northwest wind 0 to 3 mph. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast for Mountain Green
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 39°F | Scattered Showers And Thunderstorms then Slight Chance Showers And Thunderstorms | 0 to 3 mph WNW | 33% |
| Saturday | 68°F | Mostly Sunny | 0 to 8 mph WNW | 14% |
| Saturday Night | 35°F | Mostly Clear | 0 to 6 mph ENE | 1% |
| Sunday | 72°F | Sunny | 0 to 6 mph S | 0% |
| Sunday Night | 37°F | Mostly Clear | 3 mph ENE | 0% |
| Monday | 77°F | Mostly Sunny | 0 to 5 mph SSE | 0% |
| Monday Night | 43°F | Partly Cloudy | 3 mph NE | 5% |
| Tuesday | 77°F | Partly Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph SW | 20% |
| Tuesday Night | 41°F | Slight Chance Showers And Thunderstorms | 1 to 6 mph ESE | 19% |
| Wednesday | 78°F | Sunny | 0 to 6 mph ESE | 9% |
| Wednesday Night | 41°F | Mostly Clear | 3 mph ENE | 4% |
| Thursday | 81°F | Sunny | 1 to 5 mph SSE | 5% |
| Thursday Night | 44°F | Partly Cloudy | 5 mph N | 5% |
| Friday | 81°F | Mostly Sunny | 5 mph SSE | 10% |
Forecast source: National Weather Service (api.weather.gov) for Mountain Green (41.148, -111.788). Updated through the day.
Growing snapshot for Mountain Green
Last spring frost
Apr 19
First fall frost
Oct 22
Growing season
186 days
Hardiness zone
6b
More local growing data for Mountain Green: nearby ZIP 84403 weather · frost dates · planting calendar · Utah frost dates
Nearby towns & communities
Eden
Farr West
Harrisville
Hooper
Huntsville
Liberty
Marriott-Slaterville
North Ogden
Ogden
Plain City
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 Ne Bench, Ut (3.3 mi from Mountain Green). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.