Kirk, CO Weather & Growing Conditions
Today
73°F
Mostly Cloudy
Mostly cloudy. High near 73, with temperatures falling to around 70 in the afternoon. Northeast wind 15 to 25 mph, with gusts as high as 40 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 73°F | Mostly Cloudy | 15 to 25 mph NE | 7% |
| Tonight | 52°F | Mostly Cloudy then Slight Chance Showers And Thunderstorms | 5 to 15 mph E | 22% |
| Wednesday | 78°F | Partly Sunny | 5 to 15 mph E | 9% |
| Wednesday Night | 54°F | Partly Cloudy | 5 to 15 mph SE | 10% |
| Thursday | 91°F | Sunny | 10 to 15 mph S | 3% |
| Thursday Night | 59°F | Mostly Clear | 5 to 15 mph S | 1% |
| Friday | 95°F | Sunny | 5 to 10 mph S | 2% |
| Friday Night | 63°F | Clear | 15 mph S | 2% |
| Saturday | 99°F | Sunny | 15 mph S | 4% |
| Saturday Night | 65°F | Mostly Clear | 15 to 20 mph S | 2% |
| Sunday | 100°F | Sunny | 15 mph S | 0% |
| Sunday Night | 66°F | Mostly Clear | 15 to 20 mph S | 2% |
| Monday | 99°F | Sunny | 15 mph S | 2% |
| Monday Night | 65°F | Partly Cloudy | 10 to 15 mph S | 12% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Kirk, CO
Last spring frost
May 3
First fall frost
Oct 9
Growing season
158 days
Hardiness zone
5b
Explore more for Kirk, CO: full frost dates · planting calendar · Colorado frost dates
Climate data from the nearest NOAA station, Joes, Co (9.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.