Iliff, CO Weather & Growing Conditions
This Afternoon
87°F
Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms. Partly sunny. High near 87, with temperatures falling to around 84 in the afternoon. East wind around 6 mph. Chance of precipitation is 20%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 87°F | Slight Chance Showers And Thunderstorms | 6 mph E | 19% |
| Tonight | 57°F | Showers And Thunderstorms Likely then Mostly Cloudy | 3 to 7 mph NNW | 63% |
| Saturday | 76°F | Mostly Sunny then Chance Showers And Thunderstorms | 2 to 7 mph SE | 56% |
| Saturday Night | 53°F | Showers And Thunderstorms then Chance Showers And Thunderstorms | 2 to 6 mph ENE | 88% |
| Sunday | 68°F | Showers And Thunderstorms Likely | 5 mph ENE | 72% |
| Sunday Night | 48°F | Chance Showers And Thunderstorms then Partly Cloudy | 5 mph N | 35% |
| Monday | 69°F | Mostly Sunny | 3 to 7 mph NNE | 9% |
| Monday Night | 50°F | Mostly Clear then Slight Chance Rain Showers | 9 mph ESE | 17% |
| Tuesday | 71°F | Partly Sunny | 10 to 20 mph SSE | 11% |
| Tuesday Night | 54°F | Chance Showers And Thunderstorms | 12 to 18 mph SE | 39% |
| Wednesday | 76°F | Partly Sunny | 12 mph SSE | 12% |
| Wednesday Night | 54°F | Chance Showers And Thunderstorms then Mostly Cloudy | 3 to 8 mph S | 26% |
| Thursday | 78°F | Mostly Sunny | 6 mph ESE | 7% |
| Thursday Night | 55°F | Slight Chance Showers And Thunderstorms | 6 mph SE | 15% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Iliff, CO
Last spring frost
May 11
First fall frost
Oct 4
Growing season
145 days
Hardiness zone
5b
Explore more for Iliff, CO: full frost dates · planting calendar · Colorado frost dates
Climate data from the nearest NOAA station, Crook, Co (12.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.