Genesee, CO Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Genesee, a community in Jefferson County, Colorado.
Today
65°F
Mostly Sunny then Chance Showers And Thunderstorms
A chance of showers and thunderstorms after noon. Mostly sunny. High near 65, with temperatures falling to around 58 in the afternoon. Northeast wind 2 to 6 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Genesee
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 65°F | Mostly Sunny then Chance Showers And Thunderstorms | 2 to 6 mph NE | 53% |
| Tonight | 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% |
| Friday Night | 46°F | Slight Chance Rain Showers | 6 mph SSW | 23% |
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
Nearby towns & communities
Applewood
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Aspen Park
Bow Mar
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Golden
Idledale
Indian Hills
Ken Caryl
Kittredge
Lakewood
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West Pleasant View
Wheat Ridge
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.