Nunn, CO Weather & Growing Conditions
Overnight
30°F
Partly Cloudy
Partly cloudy, with a low around 30. West northwest wind around 6 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 30°F | Partly Cloudy | 6 mph WNW | 0% |
| Wednesday | 54°F | Partly Sunny | 5 to 9 mph N | 1% |
| Wednesday Night | 32°F | Mostly Cloudy | 9 mph N | 1% |
| Thursday | 57°F | Sunny | 2 to 7 mph WSW | 0% |
| Thursday Night | 34°F | Partly Cloudy | 6 mph WSW | 0% |
| Friday | 57°F | Slight Chance Rain Showers | 6 to 9 mph NNW | 18% |
| Friday Night | 32°F | Partly Cloudy | 7 mph NW | 14% |
| Saturday | 58°F | Sunny | 5 to 8 mph NNW | 0% |
| Saturday Night | 32°F | Mostly Clear | 5 mph NW | 0% |
| Sunday | 63°F | Sunny | 5 to 8 mph WSW | 0% |
| Sunday Night | 39°F | Mostly Clear | 5 to 9 mph W | 0% |
| Monday | 64°F | Sunny | 5 to 9 mph NW | 0% |
| Monday Night | 37°F | Partly Cloudy | 5 mph NNW | 0% |
| Tuesday | 61°F | Mostly Sunny | 5 to 8 mph WSW | 0% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Nunn, CO
Last spring frost
May 13
First fall frost
Sep 27
Growing season
136 days
Hardiness zone
5b
Explore more for Nunn, CO: full frost dates · planting calendar · Colorado frost dates
Climate data from the nearest NOAA station, Nunn 7 Nne, Co (6.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.