Grand Junction, CO Weather & Growing Conditions
Today
101°F
Patchy Smoke
Patchy smoke. Sunny, with a high near 101. South southeast wind 0 to 15 mph, with gusts as high as 25 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 101°F | Patchy Smoke | 0 to 15 mph SSE | 0% |
| Tonight | 66°F | Patchy Smoke then Mostly Clear | 5 to 15 mph NW | 1% |
| Wednesday | 98°F | Sunny then Patchy Smoke | 0 to 10 mph E | 0% |
| Wednesday Night | 65°F | Mostly Clear | 5 to 10 mph SE | 0% |
| Thursday | 100°F | Sunny | 0 to 10 mph N | 0% |
| Thursday Night | 68°F | Clear | 5 to 10 mph NNE | 0% |
| Friday | 102°F | Sunny | 0 to 5 mph ESE | 0% |
| Friday Night | 69°F | Mostly Clear | 5 to 10 mph NNE | 0% |
| Saturday | 102°F | Sunny | 0 to 10 mph SSE | 0% |
| Saturday Night | 71°F | Mostly Clear | 5 to 10 mph S | 0% |
| Sunday | 101°F | Sunny | 0 to 10 mph WSW | 1% |
| Sunday Night | 71°F | Partly Cloudy | 5 to 10 mph SW | 5% |
| Monday | 99°F | Sunny | 0 to 10 mph SSW | 8% |
| Monday Night | 68°F | Slight Chance Showers And Thunderstorms then Mostly Cloudy | 5 to 10 mph SSW | 24% |
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 (1.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.