Brentwood Colony, SD Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Brentwood Colony, a community in Faulk County, South Dakota.
This Afternoon
65°F
Cloudy
Cloudy, with a high near 65. Northeast wind around 13 mph, with gusts as high as 21 mph.
7-day forecast for Brentwood Colony
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 65°F | Cloudy | 13 mph NE | 10% |
| Tonight | 57°F | Cloudy | 8 to 13 mph NE | 9% |
| Sunday | 61°F | Chance Rain Showers | 12 to 15 mph ENE | 50% |
| Sunday Night | 49°F | Chance Rain Showers | 7 to 14 mph ENE | 51% |
| Monday | 62°F | Slight Chance Rain Showers then Mostly Cloudy | 10 mph E | 21% |
| Monday Night | 44°F | Partly Cloudy | 8 mph SE | 6% |
| Tuesday | 64°F | Mostly Sunny | 7 to 17 mph SE | 2% |
| Tuesday Night | 49°F | Mostly Cloudy | 16 mph SE | 5% |
| Wednesday | 67°F | Partly Sunny | 16 to 21 mph SE | 13% |
| Wednesday Night | 52°F | Showers And Thunderstorms Likely | 14 to 21 mph SE | 55% |
| Thursday | 72°F | Chance Showers And Thunderstorms then Partly Sunny | 9 to 13 mph SE | 46% |
| Thursday Night | 54°F | Mostly Cloudy | 9 mph SE | 12% |
| Friday | 73°F | Partly Sunny | 7 to 16 mph SE | 8% |
| Friday Night | 56°F | Chance Rain Showers | 17 mph SE | 25% |
Forecast source: National Weather Service (api.weather.gov) for Brentwood Colony (45.155, -99.302). Updated through the day.
Growing snapshot for Brentwood Colony
Last spring frost
May 7
First fall frost
Oct 3
Growing season
148 days
Hardiness zone
4b
More local growing data for Brentwood Colony: nearby ZIP 57466 weather · frost dates · planting calendar · South Dakota frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Roscoe, Sd (18.7 mi from Brentwood Colony). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.