Harman US

Fountain Green, UT Weather & Growing Conditions

Today
68°F
Sunny then Isolated Showers And Thunderstorms
Isolated showers and thunderstorms between noon and 3pm. Sunny. High near 68, with temperatures falling to around 66 in the afternoon. Northwest wind 3 to 9 mph.

7-day forecast

WhenTempForecastWindPrecip
Today 68°F Sunny then Isolated Showers And Thunderstorms 3 to 9 mph NW 13%
Tonight 42°F Mostly Clear 3 to 8 mph N 3%
Sunday 71°F Sunny 5 mph NNW 0%
Sunday Night 44°F Partly Cloudy 3 to 7 mph NE 0%
Monday 76°F Mostly Sunny 5 mph SW 1%
Monday Night 49°F Mostly Cloudy then Slight Chance Showers And Thunderstorms 3 to 7 mph ENE 18%
Tuesday 71°F Slight Chance Showers And Thunderstorms then Showers And Thunderstorms Likely 6 mph SSE 65%
Tuesday Night 45°F Chance Showers And Thunderstorms then Partly Cloudy 2 to 6 mph SE 32%
Wednesday 75°F Sunny then Slight Chance Showers And Thunderstorms 5 mph SSW 11%
Wednesday Night 47°F Mostly Clear 3 to 8 mph E 2%
Thursday 77°F Sunny 5 mph SSE 3%
Thursday Night 50°F Partly Cloudy 6 mph SE 6%
Friday 76°F Mostly Sunny then Slight Chance Showers And Thunderstorms 6 mph SE 15%
Friday Night 50°F Slight Chance Showers And Thunderstorms then Partly Cloudy 7 mph SE 15%

Forecast source: National Weather Service (api.weather.gov). Updated through the day.

Growing snapshot for Fountain Green, UT

Last spring frost
May 26
First fall frost
Sep 25
Growing season
119 days
Hardiness zone
5b

Explore more for Fountain Green, UT: full frost dates · planting calendar · Utah frost dates

Climate data from the nearest NOAA station, Moroni, Ut (8.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.