Interlaken, UT Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Interlaken, a town in Wasatch County, Utah.
Overnight
50°F
Patchy Smoke
Patchy smoke. Mostly clear. Low around 50, with temperatures rising to around 54 overnight. North wind around 1 mph.
7-day forecast for Interlaken
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 50°F | Patchy Smoke | 1 mph N | 0% |
| Tuesday | 90°F | Patchy Smoke | 0 to 10 mph WNW | 0% |
| Tuesday Night | 48°F | Patchy Smoke | 1 to 10 mph NNW | 0% |
| Wednesday | 90°F | Patchy Smoke | 0 to 9 mph W | 0% |
| Wednesday Night | 51°F | Patchy Smoke then Mostly Clear | 0 to 9 mph NE | 0% |
| Thursday | 94°F | Sunny | 0 to 8 mph SSW | 0% |
| Thursday Night | 55°F | Clear | 0 to 10 mph NE | 0% |
| Friday | 96°F | Sunny | 0 to 7 mph SSW | 0% |
| Friday Night | 58°F | Mostly Clear | 1 to 9 mph N | 0% |
| Saturday | 96°F | Sunny | 0 to 7 mph SSW | 2% |
| Saturday Night | 59°F | Mostly Clear | 2 to 6 mph NE | 5% |
| Sunday | 94°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 1 to 7 mph SSW | 15% |
| Sunday Night | 58°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 6 mph SE | 12% |
| Monday | 92°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 2 to 8 mph SSW | 21% |
Forecast source: National Weather Service (api.weather.gov) for Interlaken (40.541, -111.475). Updated through the day.
Growing snapshot for Interlaken
Last spring frost
May 31
First fall frost
Sep 11
Growing season
101 days
Hardiness zone
6a
More local growing data for Interlaken: nearby ZIP 84049 weather · frost dates · planting calendar · Utah frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Snake Creek Powerhouse, Ut (2.9 mi from Interlaken). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.