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.
Today
64°F
Mostly Sunny then Chance Showers And Thunderstorms
A chance of showers and thunderstorms after noon. Mostly sunny. High near 64, with temperatures falling to around 53 in the afternoon. South southwest wind around 6 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Brook Forest
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 64°F | Mostly Sunny then Chance Showers And Thunderstorms | 6 mph SSW | 51% |
| Tonight | 43°F | Chance Showers And Thunderstorms then Partly Cloudy | 5 mph WSW | 29% |
| Sunday | 60°F | Sunny then Chance Showers And Thunderstorms | 3 to 7 mph NNW | 29% |
| Sunday Night | 41°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 0 to 5 mph NNE | 20% |
| Monday | 61°F | Sunny | 1 to 9 mph SSW | 6% |
| Monday Night | 44°F | Partly Cloudy | 1 to 7 mph WNW | 9% |
| Tuesday | 64°F | Mostly Sunny then Chance Showers And Thunderstorms | 6 mph SSE | 47% |
| Tuesday Night | 44°F | Chance Showers And Thunderstorms then Mostly Cloudy | 6 mph SSW | 28% |
| Wednesday | 64°F | Partly Sunny then Chance Showers And Thunderstorms | 5 mph ESE | 39% |
| Wednesday Night | 44°F | Mostly Cloudy | 3 mph WNW | 14% |
| Thursday | 64°F | Partly Sunny then Chance Showers And Thunderstorms | 2 to 7 mph NE | 26% |
| Thursday Night | 46°F | Slight Chance Rain Showers then Mostly Cloudy | 5 mph SW | 20% |
| Friday | 65°F | Chance Showers And Thunderstorms | 2 to 6 mph SSE | 39% |
| Friday Night | 46°F | Chance Rain Showers | 6 mph S | 32% |
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 Sep 19, 2026.