Grand Junction, CO Weather & Growing Conditions
This Afternoon
55°F
Sunny
Sunny, with a high near 55. West northwest wind around 0 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 55°F | Sunny | 0 mph | 0% |
| Tonight | 37°F | Partly Cloudy | 0 to 5 mph ESE | 1% |
| Wednesday | 52°F | Rain Showers Likely | 0 to 10 mph N | 66% |
| Wednesday Night | 37°F | Slight Chance Rain Showers then Mostly Cloudy | 0 to 5 mph NNW | 17% |
| Thursday | 54°F | Mostly Sunny | 0 to 5 mph NE | 0% |
| Thursday Night | 37°F | Mostly Cloudy | 0 mph | 2% |
| Friday | 56°F | Mostly Sunny | 0 mph | 3% |
| Friday Night | 36°F | Mostly Clear | 0 to 5 mph ENE | 0% |
| Saturday | 58°F | Sunny | 0 to 5 mph ESE | 0% |
| Saturday Night | 37°F | Mostly Clear | 0 to 5 mph ESE | 0% |
| Sunday | 60°F | Sunny | 0 to 5 mph NE | 0% |
| Sunday Night | 39°F | Mostly Clear | 0 to 5 mph NE | 0% |
| Monday | 60°F | Mostly Sunny | 0 to 5 mph NE | 2% |
| Monday Night | 40°F | Mostly Cloudy | 0 mph | 2% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Grand Junction, CO
Last spring frost
Apr 14
First fall frost
Oct 23
Growing season
190 days
Hardiness zone
7a
Explore more for Grand Junction, CO: full frost dates · planting calendar · Colorado frost dates
Climate data from the nearest NOAA station, Grand Junction Wfo, Co (3.5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.