Grand Junction, CO Weather & Growing Conditions
Today
103°F
Patchy Smoke
Patchy smoke. Sunny, with a high near 103. North wind 0 to 15 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 103°F | Patchy Smoke | 0 to 15 mph N | 0% |
| Tonight | 67°F | Patchy Smoke then Mostly Clear | 5 to 15 mph W | 1% |
| Wednesday | 101°F | Sunny then Patchy Smoke | 0 to 10 mph NNE | 0% |
| Wednesday Night | 66°F | Mostly Clear | 5 to 10 mph SSW | 0% |
| Thursday | 102°F | Sunny | 0 to 10 mph NE | 0% |
| Thursday Night | 69°F | Mostly Clear | 5 to 10 mph SW | 0% |
| Friday | 103°F | Sunny | 0 to 5 mph ENE | 0% |
| Friday Night | 71°F | Mostly Clear | 0 to 5 mph SSW | 0% |
| Saturday | 104°F | Sunny | 0 to 10 mph ENE | 0% |
| Saturday Night | 72°F | Mostly Clear | 5 mph SW | 0% |
| Sunday | 103°F | Sunny | 0 to 10 mph NNW | 1% |
| Sunday Night | 73°F | Partly Cloudy | 5 to 10 mph SW | 5% |
| Monday | 101°F | Sunny then Slight Chance Showers And Thunderstorms | 0 to 10 mph NNE | 15% |
| Monday Night | 70°F | Chance Showers And Thunderstorms then Mostly Cloudy | 5 to 10 mph SSW | 26% |
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 Aug 4, 2026.