Silt, CO Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Silt, a town in Garfield County, Colorado.
Tonight
48°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 1am, then showers and thunderstorms likely. Mostly cloudy, with a low around 48. East wind around 5 mph. Chance of precipitation is 70%.
7-day forecast for Silt
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 48°F | Chance Showers And Thunderstorms | 5 mph E | 68% |
| Saturday | 75°F | Showers And Thunderstorms Likely | 0 to 5 mph ESE | 73% |
| Saturday Night | 45°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 0 to 5 mph ENE | 28% |
| Sunday | 73°F | Sunny | 0 to 10 mph NW | 1% |
| Sunday Night | 42°F | Mostly Clear | 0 to 5 mph NE | 0% |
| Monday | 77°F | Sunny | 0 to 5 mph SW | 0% |
| Monday Night | 45°F | Partly Cloudy | 0 to 5 mph SE | 2% |
| Tuesday | 77°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph SSW | 23% |
| Tuesday Night | 46°F | Chance Showers And Thunderstorms | 0 to 5 mph SE | 44% |
| Wednesday | 75°F | Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms | 0 to 5 mph S | 21% |
| Wednesday Night | 45°F | Partly Cloudy | 0 mph | 5% |
| Thursday | 77°F | Mostly Sunny then Slight Chance Rain Showers | 0 mph | 10% |
| Thursday Night | 47°F | Partly Cloudy | 0 mph | 13% |
| Friday | 76°F | Chance Rain Showers | 0 mph | 33% |
Forecast source: National Weather Service (api.weather.gov) for Silt (39.548, -107.653). Updated through the day.
Growing snapshot for Silt
Last spring frost
May 11
First fall frost
Oct 4
Growing season
143 days
Hardiness zone
6a
More local growing data for Silt: nearby ZIP 81652 weather · frost dates · planting calendar · Colorado frost dates
Nearby towns & communities
Battlement Mesa
Carbonate
Cattle Creek
Chacra
Dotsero
Glenwood Springs
New Castle
No Name
Parachute
Rifle
Climate data from the nearest NOAA station, Rifle Garfield Co Ap, Co (5 mi from Silt). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.