Superior, CO Weather & Growing Conditions
Overnight
35°F
Partly Cloudy
Partly cloudy, with a low around 35. West wind around 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 35°F | Partly Cloudy | 5 mph W | 0% |
| Wednesday | 55°F | Partly Sunny then Slight Chance Rain Showers | 2 to 6 mph NNE | 15% |
| Wednesday Night | 36°F | Slight Chance Rain Showers then Mostly Cloudy | 2 to 6 mph NW | 15% |
| Thursday | 58°F | Sunny | 2 to 6 mph SSE | 0% |
| Thursday Night | 37°F | Partly Cloudy | 3 mph WSW | 1% |
| Friday | 56°F | Mostly Sunny | 5 mph NNE | 13% |
| Friday Night | 34°F | Mostly Clear | 5 mph WNW | 13% |
| Saturday | 59°F | Sunny | 2 to 7 mph SE | 1% |
| Saturday Night | 34°F | Mostly Clear | 3 mph SW | 0% |
| Sunday | 65°F | Sunny | 1 to 6 mph SSW | 0% |
| Sunday Night | 40°F | Mostly Clear | 3 to 9 mph WSW | 0% |
| Monday | 65°F | Sunny | 2 to 6 mph NNE | 0% |
| Monday Night | 39°F | Partly Cloudy | 2 mph WNW | 0% |
| Tuesday | 63°F | Mostly Sunny | 3 mph NE | 0% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Superior, CO
Last spring frost
May 6
First fall frost
Oct 5
Growing season
151 days
Hardiness zone
6a
Explore more for Superior, CO: full frost dates · planting calendar · Colorado frost dates
Climate data from the nearest NOAA station, Boulder, Co (6.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.