Julesburg, CO Weather & Growing Conditions
Tonight
27°F
Clear
Clear, with a low around 27. West northwest wind around 10 mph, with gusts as high as 16 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 27°F | Clear | 10 mph WNW | 8% |
| Wednesday | 55°F | Sunny | 7 to 12 mph NW | 1% |
| Wednesday Night | 32°F | Mostly Cloudy | 7 to 12 mph NNW | 0% |
| Thursday | 54°F | Mostly Sunny | 2 to 10 mph NNW | 0% |
| Thursday Night | 28°F | Mostly Clear | 5 mph W | 0% |
| Friday | 57°F | Mostly Sunny | 6 mph WNW | 1% |
| Friday Night | 31°F | Mostly Clear | 3 to 9 mph WNW | 3% |
| Saturday | 59°F | Sunny | 5 to 12 mph WNW | 3% |
| Saturday Night | 31°F | Clear | 5 to 8 mph W | 2% |
| Sunday | 65°F | Sunny | 10 mph SW | 0% |
| Sunday Night | 38°F | Clear | 8 to 13 mph WSW | 0% |
| Monday | 62°F | Sunny | 5 to 12 mph N | 0% |
| Monday Night | 35°F | Partly Cloudy | 7 mph SSE | 0% |
| Tuesday | 61°F | Mostly Sunny | 7 to 10 mph WSW | 1% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Julesburg, CO
Last spring frost
May 7
First fall frost
Oct 6
Growing season
152 days
Hardiness zone
5b
Explore more for Julesburg, CO: full frost dates · planting calendar · Colorado frost dates
Climate data from the nearest NOAA station, Julesburg, Co (7.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.