Manassa, CO Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Manassa, a town in Conejos County, Colorado.
Today
90°F
Patchy Smoke then Slight Chance Showers And Thunderstorms
Patchy smoke before 10am, then a slight chance of showers and thunderstorms. Mostly sunny, with a high near 90. East wind 5 to 15 mph. Chance of precipitation is 20%.
7-day forecast for Manassa
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 90°F | Patchy Smoke then Slight Chance Showers And Thunderstorms | 5 to 15 mph E | 15% |
| Tonight | 52°F | Patchy Smoke then Partly Cloudy | 5 to 15 mph SSE | 9% |
| Wednesday | 88°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 5 to 10 mph SE | 13% |
| Wednesday Night | 50°F | Partly Cloudy | 5 to 10 mph SW | 6% |
| Thursday | 90°F | Sunny | 5 to 10 mph NNW | 4% |
| Thursday Night | 50°F | Mostly Clear | 5 to 15 mph WSW | 4% |
| Friday | 90°F | Sunny | 5 to 10 mph NNE | 0% |
| Friday Night | 52°F | Mostly Clear | 10 to 15 mph S | 1% |
| Saturday | 90°F | Sunny | 5 mph WNW | 1% |
| Saturday Night | 52°F | Partly Cloudy | 10 to 15 mph S | 3% |
| Sunday | 90°F | Sunny | 5 mph SE | 8% |
| Sunday Night | 53°F | Partly Cloudy | 10 to 15 mph SSW | 9% |
| Monday | 89°F | Sunny | 5 mph NNW | 9% |
| Monday Night | 51°F | Chance Showers And Thunderstorms then Partly Cloudy | 5 to 10 mph SW | 25% |
Forecast source: National Weather Service (api.weather.gov) for Manassa (37.174, -105.937). Updated through the day.
Growing snapshot for Manassa
Last spring frost
May 28
First fall frost
Sep 21
Growing season
115 days
Hardiness zone
5a
More local growing data for Manassa: nearby ZIP 81141 weather · frost dates · planting calendar · Colorado frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Manassa, Co (2.6 mi from Manassa). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.