Glendale, CO Weather & Growing Conditions
Overnight
48°F
Partly Cloudy
Partly cloudy, with a low around 48. West wind around 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 48°F | Partly Cloudy | 5 mph W | 8% |
| Saturday | 64°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 6 mph SSW | 57% |
| Saturday Night | 44°F | Chance Showers And Thunderstorms then Partly Cloudy | 3 mph SW | 33% |
| Sunday | 59°F | Chance Showers And Thunderstorms | 3 mph NE | 29% |
| Sunday Night | 43°F | Chance Showers And Thunderstorms then Partly Cloudy | 2 mph NW | 26% |
| Monday | 60°F | Sunny | 0 to 7 mph SSE | 7% |
| Monday Night | 45°F | Partly Cloudy | 0 to 3 mph WSW | 10% |
| Tuesday | 64°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 to 3 mph SSW | 27% |
| Tuesday Night | 46°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 2 mph S | 24% |
| Wednesday | 66°F | Partly Sunny then Chance Showers And Thunderstorms | 3 mph ESE | 38% |
| Wednesday Night | 46°F | Slight Chance Rain Showers then Partly Cloudy | 3 mph NNW | 15% |
| Thursday | 66°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 5 mph SSW | 15% |
| Thursday Night | 48°F | Partly Cloudy | 2 mph SSW | 13% |
| Friday | 66°F | Mostly Sunny then Chance Showers And Thunderstorms | 1 to 5 mph SSE | 28% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Glendale, CO
Last spring frost
Jun 21
First fall frost
Sep 2
Growing season
71 days
Hardiness zone
5b
Explore more for Glendale, CO: full frost dates · planting calendar · Colorado frost dates
Climate data from the nearest NOAA station, Boulder 14 W, Co (8.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.