Sunshine, CO Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Sunshine, a community in Boulder County, Colorado.
Tonight
51°F
Slight Chance Showers And Thunderstorms then Partly Cloudy
A slight chance of showers and thunderstorms before 9pm. Partly cloudy, with a low around 51. West wind around 5 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Sunshine
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 51°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 5 mph W | 17% |
| Saturday | 65°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 5 mph SSW | 70% |
| Saturday Night | 50°F | Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms | 2 mph W | 42% |
| Sunday | 61°F | Chance Showers And Thunderstorms | 3 mph NNE | 37% |
| Sunday Night | 49°F | Chance Rain Showers then Partly Cloudy | 2 mph NNW | 29% |
| Monday | 62°F | Sunny | 0 to 6 mph ENE | 5% |
| Monday Night | 50°F | Mostly Clear | 2 mph N | 7% |
| Tuesday | 66°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 to 3 mph ENE | 35% |
| Tuesday Night | 52°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 2 mph WSW | 22% |
| Wednesday | 67°F | Partly Sunny then Chance Showers And Thunderstorms | 0 to 3 mph NE | 36% |
| Wednesday Night | 52°F | Slight Chance Rain Showers then Mostly Cloudy | 2 mph S | 20% |
| Thursday | 66°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 1 to 5 mph NNW | 23% |
| Thursday Night | 53°F | Chance Rain Showers then Mostly Cloudy | 1 mph SSW | 26% |
| Friday | 68°F | Mostly Sunny then Chance Showers And Thunderstorms | 1 to 5 mph SSE | 25% |
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
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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 Sep 19, 2026.