Interlaken, UT Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Interlaken, a town in Wasatch County, Utah.
Tonight
31°F
Mostly Cloudy then Slight Chance Rain And Snow
A slight chance of rain and snow after 5am. Mostly cloudy. Low around 31, with temperatures rising to around 33 overnight. West wind 0 to 6 mph. Chance of precipitation is 20%.
7-day forecast for Interlaken
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 31°F | Mostly Cloudy then Slight Chance Rain And Snow | 0 to 6 mph W | 21% |
| Wednesday | 46°F | Rain And Snow Likely | 0 to 3 mph NNW | 64% |
| Wednesday Night | 28°F | Slight Chance Light Rain then Areas Of Fog | 2 mph NNW | 21% |
| Thursday | 51°F | Areas Of Fog then Slight Chance Light Rain | 2 mph WNW | 15% |
| Thursday Night | 27°F | Areas Of Fog | 2 mph WNW | 16% |
| Friday | 51°F | Areas Of Fog then Sunny | 2 mph NNW | 1% |
| Friday Night | 28°F | Mostly Clear | 1 mph N | 1% |
| Saturday | 56°F | Sunny | 0 mph | 0% |
| Saturday Night | 33°F | Mostly Clear | 1 mph E | 0% |
| Sunday | 62°F | Sunny | 3 mph S | 0% |
| Sunday Night | 35°F | Partly Cloudy | 3 mph SSE | 0% |
| Monday | 62°F | Mostly Sunny | 2 mph S | 2% |
| Monday Night | 36°F | Mostly Cloudy | 2 mph SSE | 4% |
| Tuesday | 59°F | Mostly Sunny | 1 mph SW | 8% |
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 Nov 4, 2026.