Lewis, CO Weather & Growing Conditions
Today
97°F
Patchy Smoke
Patchy smoke before 2pm. Sunny, with a high near 97. Southwest wind 5 to 15 mph, with gusts as high as 35 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 97°F | Patchy Smoke | 5 to 15 mph SW | 0% |
| Tonight | 67°F | Mostly Clear then Patchy Smoke | 5 to 15 mph N | 0% |
| Wednesday | 96°F | Patchy Smoke | 5 to 15 mph NW | 0% |
| Wednesday Night | 65°F | Mostly Clear | 10 to 15 mph N | 0% |
| Thursday | 97°F | Sunny | 0 to 15 mph NNW | 0% |
| Thursday Night | 66°F | Mostly Clear | 10 to 15 mph NNE | 0% |
| Friday | 97°F | Sunny | 5 to 15 mph S | 0% |
| Friday Night | 66°F | Mostly Clear | 10 to 15 mph NNE | 0% |
| Saturday | 97°F | Sunny | 5 to 10 mph S | 0% |
| Saturday Night | 67°F | Mostly Clear | 5 to 10 mph ESE | 0% |
| Sunday | 96°F | Sunny | 5 to 15 mph SSW | 2% |
| Sunday Night | 68°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 5 to 15 mph N | 15% |
| Monday | 94°F | Mostly Sunny | 5 to 15 mph SSW | 6% |
| Monday Night | 66°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 5 to 15 mph SE | 22% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Lewis, CO
Last spring frost
May 17
First fall frost
Oct 9
Growing season
145 days
Hardiness zone
6b
Explore more for Lewis, CO: full frost dates · planting calendar · Colorado frost dates
Climate data from the nearest NOAA station, Yellow Jacket 2W, Co (9.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.