Kremmling, CO Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Kremmling, a town in Grand County, Colorado.
This Afternoon
70°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Partly sunny. High near 70, with temperatures falling to around 66 in the afternoon. Southwest wind 5 to 8 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Kremmling
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 70°F | Chance Showers And Thunderstorms | 5 to 8 mph SW | 48% |
| Tonight | 37°F | Chance Showers And Thunderstorms | 1 to 7 mph SSE | 26% |
| Saturday | 69°F | Chance Rain Showers then Chance Showers And Thunderstorms | 2 to 10 mph SSW | 43% |
| Saturday Night | 33°F | Slight Chance Showers And Thunderstorms | 0 to 10 mph NW | 20% |
| Sunday | 65°F | Slight Chance Rain Showers then Mostly Sunny | 0 to 10 mph W | 20% |
| Sunday Night | 30°F | Mostly Clear | 0 to 9 mph ENE | 0% |
| Monday | 69°F | Sunny | 0 to 6 mph W | 0% |
| Monday Night | 31°F | Partly Cloudy | 0 to 5 mph ENE | 0% |
| Tuesday | 71°F | Mostly Sunny | 0 to 6 mph SSW | 6% |
| Tuesday Night | 33°F | Slight Chance Showers And Thunderstorms then Mostly Cloudy | 0 to 6 mph SSE | 16% |
| Wednesday | 70°F | Partly Sunny | 0 to 7 mph WSW | 14% |
| Wednesday Night | 33°F | Mostly Cloudy | 0 to 6 mph NE | 5% |
| Thursday | 72°F | Mostly Sunny | 0 to 5 mph N | 12% |
| Thursday Night | 34°F | Mostly Cloudy | 0 to 5 mph E | 13% |
Forecast source: National Weather Service (api.weather.gov) for Kremmling (40.057, -106.378). Updated through the day.
Growing snapshot for Kremmling
Last spring frost
Jun 14
First fall frost
Sep 5
Growing season
80 days
Hardiness zone
5a
More local growing data for Kremmling: nearby ZIP 80459 weather · frost dates · planting calendar · Colorado frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Kremmling, Co (7.1 mi from Kremmling). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.