Sunshine, CO Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Sunshine, a community in Boulder County, Colorado.
Overnight
54°F
Patchy Smoke
Patchy smoke and a slight chance of rain showers. Mostly cloudy. Low around 54, with temperatures rising to around 58 overnight. Northeast wind around 5 mph. Chance of precipitation is 20%.
7-day forecast for Sunshine
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 54°F | Patchy Smoke | 5 mph NE | 17% |
| Tuesday | 69°F | Patchy Smoke | 3 to 7 mph E | 18% |
| Tuesday Night | 54°F | Patchy Smoke | 1 to 6 mph NNE | 13% |
| Wednesday | 76°F | Patchy Smoke then Sunny | 3 to 7 mph NNE | 2% |
| Wednesday Night | 57°F | Mostly Clear | 2 to 6 mph SW | 1% |
| Thursday | 84°F | Sunny | 1 to 5 mph N | 2% |
| Thursday Night | 62°F | Clear | 6 mph WNW | 1% |
| Friday | 86°F | Sunny | 1 to 6 mph NNE | 0% |
| Friday Night | 65°F | Mostly Clear | 2 to 8 mph SW | 0% |
| Saturday | 88°F | Sunny | 2 to 8 mph N | 5% |
| Saturday Night | 67°F | Mostly Clear | 6 mph WNW | 1% |
| Sunday | 87°F | Sunny | 5 mph N | 9% |
| Sunday Night | 68°F | Partly Cloudy | 6 mph WNW | 7% |
| Monday | 86°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 6 mph NNE | 40% |
Forecast source: National Weather Service (api.weather.gov) for Sunshine (40.064, -105.370). Updated through the day.
Growing snapshot for Sunshine
Last spring frost
Jun 21
First fall frost
Sep 2
Growing season
71 days
Hardiness zone
5b
More local growing data for Sunshine: nearby ZIP 80455 weather · frost dates · planting calendar · Colorado frost dates
Nearby towns & communities
Allenspark
Altona
Bark Ranch
Bonanza Mountain Estates
Boulder
Coal Creek
Crisman
Eldorado Springs
Glendale
Gold Hill
Gunbarrel
Hidden Lake
Jamestown
Lafayette
Lazy Acres
Leyner
Longmont
Louisville
Lyons
Mountain Meadows
Nederland
Niwot
Paragon Estates
Pine Brook Hill
Seven Hills
St. Ann Highlands
Sugarloaf
Superior
Tall Timber
Valmont
Climate data from the nearest NOAA station, Boulder 14 W, Co (8.6 mi from Sunshine). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.