Glendale, CO Weather & Growing Conditions
Today
67°F
Patchy Smoke
Patchy smoke and a slight chance of rain showers before noon, then patchy smoke and a slight chance of showers and thunderstorms. Mostly sunny. High near 67, with temperatures falling to around 64 in the afternoon. East wind 3 to 7 mph. Chance of precipitation is 20%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 67°F | Patchy Smoke | 3 to 7 mph E | 18% |
| Tonight | 52°F | Patchy Smoke | 1 to 6 mph ESE | 13% |
| Wednesday | 74°F | Mostly Sunny | 3 to 7 mph NE | 3% |
| Wednesday Night | 54°F | Mostly Clear | 2 to 6 mph SW | 1% |
| Thursday | 82°F | Sunny | 1 to 5 mph N | 2% |
| Thursday Night | 57°F | Mostly Clear | 6 mph NW | 1% |
| Friday | 84°F | Sunny | 2 to 6 mph NNE | 0% |
| Friday Night | 62°F | Mostly Clear | 2 to 8 mph WNW | 0% |
| Saturday | 86°F | Sunny | 3 to 8 mph N | 6% |
| Saturday Night | 64°F | Partly Cloudy | 6 mph WNW | 1% |
| Sunday | 85°F | Sunny | 5 mph N | 10% |
| Sunday Night | 65°F | Partly Cloudy | 6 mph WNW | 8% |
| Monday | 83°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 6 mph NE | 42% |
| Monday Night | 62°F | Slight Chance Showers And Thunderstorms then Mostly Cloudy | 6 mph WSW | 23% |
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 Aug 4, 2026.