Grand Junction, CO Weather & Growing Conditions
Today
101°F
Patchy Smoke
Patchy smoke. Sunny, with a high near 101. South 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 S | 0% |
| Tonight | 66°F | Patchy Smoke then Mostly Clear | 5 to 15 mph NW | 1% |
| Wednesday | 99°F | Sunny then Patchy Smoke | 0 to 10 mph E | 0% |
| Wednesday Night | 65°F | Mostly Clear | 0 to 10 mph NW | 0% |
| Thursday | 101°F | Sunny | 0 to 10 mph S | 0% |
| Thursday Night | 68°F | Clear | 5 to 10 mph NNE | 0% |
| Friday | 102°F | Sunny | 0 to 10 mph SE | 0% |
| Friday Night | 70°F | Mostly Clear | 5 to 10 mph N | 0% |
| Saturday | 103°F | Sunny | 0 to 10 mph SE | 0% |
| Saturday Night | 71°F | Mostly Clear | 5 to 10 mph N | 0% |
| Sunday | 102°F | Sunny | 0 to 10 mph SW | 2% |
| Sunday Night | 72°F | Partly Cloudy | 5 to 10 mph SW | 5% |
| Monday | 100°F | Sunny then Slight Chance Showers And Thunderstorms | 0 to 10 mph SW | 15% |
| Monday Night | 69°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 28
First fall frost
Oct 16
Growing season
171 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 Walker Fld, Co (1.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.