Timnath, CO Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Timnath, a town in Larimer County, Colorado.
Overnight
53°F
Mostly Cloudy
Mostly cloudy, with a low around 53. North northwest wind around 3 mph.
7-day forecast for Timnath
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 53°F | Mostly Cloudy | 3 mph NNW | 7% |
| Saturday | 76°F | Partly Sunny then Chance Showers And Thunderstorms | 2 to 9 mph SW | 57% |
| Saturday Night | 49°F | Chance Showers And Thunderstorms | 3 to 7 mph E | 40% |
| Sunday | 71°F | Chance Rain Showers | 3 to 7 mph NE | 34% |
| Sunday Night | 47°F | Chance Showers And Thunderstorms then Partly Cloudy | 2 to 6 mph NNE | 30% |
| Monday | 72°F | Sunny | 2 to 9 mph S | 2% |
| Monday Night | 48°F | Partly Cloudy | 3 to 9 mph ENE | 13% |
| Tuesday | 75°F | Mostly Sunny | 3 to 7 mph ENE | 3% |
| Tuesday Night | 51°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 8 mph ENE | 18% |
| Wednesday | 78°F | Mostly Sunny | 7 mph ENE | 10% |
| Wednesday Night | 50°F | Partly Cloudy | 6 mph NE | 14% |
| Thursday | 80°F | Sunny | 3 to 9 mph ENE | 3% |
| Thursday Night | 52°F | Partly Cloudy | 3 to 9 mph N | 11% |
| Friday | 80°F | Mostly Sunny | 3 to 9 mph E | 8% |
Forecast source: National Weather Service (api.weather.gov) for Timnath (40.533, -104.965). Updated through the day.
Growing snapshot for Timnath
Last spring frost
May 3
First fall frost
Oct 6
Growing season
154 days
Hardiness zone
5b
More local growing data for Timnath: nearby ZIP 80547 weather · frost dates · planting calendar · Colorado frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Ft Collins 4 E, Co (4.6 mi from Timnath). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.