New Harmony, UT Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for New Harmony, a town in Washington County, Utah.
Today
95°F
Sunny
Sunny, with a high near 95. South wind 6 to 12 mph.
7-day forecast for New Harmony
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 95°F | Sunny | 6 to 12 mph S | 0% |
| Tonight | 67°F | Mostly Clear | 1 to 9 mph WSW | 0% |
| Wednesday | 94°F | Sunny | 2 to 9 mph SSE | 0% |
| Wednesday Night | 67°F | Clear | 1 to 9 mph SW | 0% |
| Thursday | 94°F | Sunny | 1 to 6 mph SW | 9% |
| Thursday Night | 68°F | Mostly Clear | 1 to 5 mph SW | 3% |
| Friday | 95°F | Sunny then Slight Chance Showers And Thunderstorms | 1 to 5 mph SW | 12% |
| Friday Night | 69°F | Partly Cloudy | 1 to 5 mph SSW | 4% |
| Saturday | 96°F | Sunny then Slight Chance Showers And Thunderstorms | 1 to 7 mph SSW | 15% |
| Saturday Night | 70°F | Partly Cloudy | 1 to 5 mph SSW | 7% |
| Sunday | 93°F | Sunny then Slight Chance Showers And Thunderstorms | 1 to 9 mph SSW | 12% |
| Sunday Night | 70°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 2 to 8 mph SSW | 10% |
| Monday | 90°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 3 to 9 mph SSW | 20% |
| Monday Night | 67°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 1 to 7 mph SSW | 15% |
Forecast source: National Weather Service (api.weather.gov) for New Harmony (37.480, -113.309). Updated through the day.
Growing snapshot for New Harmony
Last spring frost
May 9
First fall frost
Oct 11
Growing season
155 days
Hardiness zone
7a
More local growing data for New Harmony: nearby ZIP 84757 weather · frost dates · planting calendar · Utah frost dates
Nearby towns & communities
Apple Valley
Central
Dammeron Valley
Enterprise
Hildale
Hurricane
Ivins
La Verkin
Leeds
Pine Valley
Rockville
Santa Clara
Springdale
St. George
Toquerville
Veyo
Virgin
Washington
Climate data from the nearest NOAA station, New Harmony, Ut (1.1 mi from New Harmony). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.