Mountain Green, UT Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Mountain Green, a community in Weber County, Utah.

Overnight

46°F

Patchy Smoke

Patchy smoke. Mostly clear. Low around 46, with temperatures rising to around 49 overnight. East southeast wind around 2 mph.

7-day forecast for Mountain Green

When	Temp	Forecast	Wind	Precip
Overnight	46°F	Patchy Smoke	2 mph ESE	0%
Tuesday	89°F	Patchy Smoke	2 to 10 mph WSW	0%
Tuesday Night	47°F	Patchy Smoke	2 to 8 mph ENE	0%
Wednesday	91°F	Patchy Smoke	2 to 9 mph WSW	0%
Wednesday Night	50°F	Patchy Smoke then Mostly Clear	2 to 7 mph ESE	0%
Thursday	97°F	Sunny	2 to 10 mph S	0%
Thursday Night	56°F	Clear	1 to 8 mph ESE	0%
Friday	100°F	Sunny	2 to 10 mph S	0%
Friday Night	59°F	Mostly Clear	1 to 9 mph ESE	0%
Saturday	100°F	Sunny	2 to 10 mph S	0%
Saturday Night	61°F	Mostly Clear	2 to 9 mph SE	0%
Sunday	99°F	Mostly Sunny	2 to 12 mph SSW	2%
Sunday Night	60°F	Partly Cloudy	3 to 9 mph S	2%
Monday	97°F	Mostly Sunny then Slight Chance Showers And Thunderstorms	2 to 10 mph SSW	15%

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

More local growing data for Mountain Green: nearby ZIP 84403 weather · frost dates · planting calendar · Utah frost dates

Nearby towns & communities

All Utah locations ›

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 Aug 4, 2026.