Julesburg, CO Weather & Growing Conditions
This Afternoon
75°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms after 4pm. Mostly sunny. High near 75, with temperatures falling to around 73 in the afternoon. East wind around 8 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 75°F | Chance Showers And Thunderstorms | 8 mph E | 26% |
| Tonight | 55°F | Showers And Thunderstorms | 6 to 9 mph E | 82% |
| Sunday | 65°F | Showers And Thunderstorms | 5 to 8 mph E | 82% |
| Sunday Night | 51°F | Chance Showers And Thunderstorms | 3 to 7 mph NW | 48% |
| Monday | 67°F | Mostly Sunny | 8 mph NNW | 9% |
| Monday Night | 48°F | Partly Cloudy | 9 to 15 mph E | 6% |
| Tuesday | 66°F | Slight Chance Rain Showers then Mostly Cloudy | 15 to 21 mph SE | 15% |
| Tuesday Night | 53°F | Partly Cloudy | 20 to 23 mph SE | 13% |
| Wednesday | 75°F | Partly Sunny then Slight Chance Showers And Thunderstorms | 18 to 23 mph SSE | 15% |
| Wednesday Night | 56°F | Chance Showers And Thunderstorms then Mostly Cloudy | 9 to 17 mph S | 33% |
| Thursday | 80°F | Mostly Sunny | 8 mph NNW | 6% |
| Thursday Night | 57°F | Partly Cloudy | 7 mph ESE | 9% |
| Friday | 77°F | Mostly Sunny | 7 to 14 mph SE | 12% |
| Friday Night | 58°F | Chance Showers And Thunderstorms | 14 to 17 mph SSE | 30% |
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 Sep 20, 2026.