Nunn, CO Weather & Growing Conditions
Today
75°F
Patchy Smoke
Patchy smoke. Mostly sunny, with a high near 75. East wind 9 to 13 mph, with gusts as high as 21 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 75°F | Patchy Smoke | 9 to 13 mph E | 4% |
| Tonight | 52°F | Patchy Smoke | 5 to 15 mph ESE | 6% |
| Wednesday | 84°F | Patchy Smoke | 5 to 13 mph ENE | 0% |
| Wednesday Night | 53°F | Patchy Smoke then Mostly Clear | 3 to 14 mph E | 1% |
| Thursday | 94°F | Sunny | 5 to 13 mph NW | 1% |
| Thursday Night | 58°F | Clear | 6 to 13 mph N | 2% |
| Friday | 96°F | Sunny | 5 to 12 mph NNE | 0% |
| Friday Night | 59°F | Mostly Clear | 6 to 13 mph SSE | 0% |
| Saturday | 99°F | Sunny | 6 to 14 mph NW | 0% |
| Saturday Night | 61°F | Partly Cloudy | 7 to 14 mph NNW | 0% |
| Sunday | 98°F | Sunny | 7 to 13 mph W | 4% |
| Sunday Night | 63°F | Partly Cloudy | 8 to 14 mph NW | 5% |
| Monday | 96°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 8 to 14 mph NNE | 18% |
| Monday Night | 62°F | Mostly Cloudy | 9 to 15 mph NW | 11% |
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
5a
Explore more for Nunn, CO: full frost dates · planting calendar · Colorado frost dates
Climate data from the nearest NOAA station, Nunn 7 Nne, Co (3.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.