Brook Forest, CO Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Brook Forest, a community in Clear Creek County, Colorado.
This Afternoon
42°F
Sunny
Sunny. High near 42, with temperatures falling to around 33 in the afternoon. Northeast wind 1 to 6 mph.
7-day forecast for Brook Forest
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 42°F | Sunny | 1 to 6 mph NE | 0% |
| Tonight | 29°F | Mostly Clear | 3 mph W | 0% |
| Wednesday | 42°F | Snow Showers Likely | 1 to 8 mph NNE | 58% |
| Wednesday Night | 28°F | Snow Showers Likely then Mostly Cloudy | 3 mph NW | 61% |
| Thursday | 44°F | Sunny | 0 to 6 mph ESE | 0% |
| Thursday Night | 30°F | Partly Cloudy | 1 to 5 mph SW | 1% |
| Friday | 43°F | Slight Chance Snow Showers | 1 to 5 mph N | 19% |
| Friday Night | 29°F | Slight Chance Snow Showers then Partly Cloudy | 2 to 7 mph WNW | 19% |
| Saturday | 48°F | Sunny | 0 to 10 mph N | 6% |
| Saturday Night | 31°F | Clear | 1 to 6 mph W | 2% |
| Sunday | 57°F | Sunny | 2 to 10 mph WNW | 0% |
| Sunday Night | 38°F | Mostly Clear | 7 to 13 mph W | 0% |
| Monday | 55°F | Mostly Sunny | 1 to 10 mph N | 1% |
| Monday Night | 37°F | Partly Cloudy | 1 to 5 mph WNW | 1% |
Forecast source: National Weather Service (api.weather.gov) for Brook Forest (39.574, -105.394). Updated through the day.
Growing snapshot for Brook Forest
Last spring frost
May 23
First fall frost
Sep 22
Growing season
118 days
Hardiness zone
5b
More local growing data for Brook Forest: nearby ZIP 80439 weather · frost dates · planting calendar · Colorado frost dates
Nearby towns & communities
Blue Valley
Downieville-Lawson-Dumont
Echo Hills
Empire
Floyd Hill
Georgetown
Pine Valley
Silver Plume
St. Mary's
Upper Bear Creek
Upper Witter Gulch
Climate data from the nearest NOAA station, Evergreen, Co (6.7 mi from Brook Forest). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.