Genesee, CO Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Genesee, a community in Jefferson County, Colorado.
Overnight
45°F
Partly Cloudy
Partly cloudy, with a low around 45. West northwest wind around 5 mph.
7-day forecast for Genesee
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 45°F | Partly Cloudy | 5 mph WNW | 2% |
| Saturday | 65°F | Mostly Sunny then Chance Showers And Thunderstorms | 2 to 6 mph NNE | 53% |
| Saturday Night | 41°F | Chance Showers And Thunderstorms then Partly Cloudy | 5 mph W | 30% |
| Sunday | 61°F | Mostly Sunny then Chance Showers And Thunderstorms | 3 to 7 mph NE | 29% |
| Sunday Night | 40°F | Chance Showers And Thunderstorms then Partly Cloudy | 5 mph NNE | 26% |
| Monday | 62°F | Sunny | 2 to 9 mph SE | 5% |
| Monday Night | 42°F | Partly Cloudy | 2 to 7 mph WNW | 9% |
| Tuesday | 65°F | Mostly Sunny then Chance Showers And Thunderstorms | 2 to 6 mph SE | 33% |
| Tuesday Night | 43°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 6 mph SSW | 22% |
| Wednesday | 66°F | Partly Sunny then Chance Showers And Thunderstorms | 5 mph SSE | 29% |
| Wednesday Night | 44°F | Mostly Cloudy | 5 mph SW | 12% |
| Thursday | 67°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 7 mph SE | 18% |
| Thursday Night | 45°F | Slight Chance Rain Showers then Mostly Cloudy | 5 mph SSW | 17% |
| Friday | 68°F | Mostly Sunny then Chance Showers And Thunderstorms | 6 mph SSW | 28% |
Forecast source: National Weather Service (api.weather.gov) for Genesee (39.688, -105.271). Updated through the day.
Growing snapshot for Genesee
Last spring frost
May 23
First fall frost
Sep 22
Growing season
118 days
Hardiness zone
5b
More local growing data for Genesee: nearby ZIP 80453 weather · frost dates · planting calendar · Colorado frost dates
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Aspen Park
Bow Mar
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Climate data from the nearest NOAA station, Evergreen, Co (4.3 mi from Genesee). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.