Lewis, CO Weather & Growing Conditions
Overnight
50°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 3am, then a slight chance of showers and thunderstorms between 3am and 4am. Partly cloudy, with a low around 50. East southeast wind 10 to 15 mph. Chance of precipitation is 40%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 50°F | Chance Showers And Thunderstorms | 10 to 15 mph ESE | 44% |
| Saturday | 72°F | Sunny | 5 to 15 mph S | 5% |
| Saturday Night | 47°F | Mostly Clear | 5 mph N | 1% |
| Sunday | 72°F | Sunny | 5 to 10 mph WSW | 0% |
| Sunday Night | 46°F | Partly Cloudy | 5 to 10 mph N | 0% |
| Monday | 73°F | Mostly Sunny | 5 to 10 mph SE | 0% |
| Monday Night | 51°F | Partly Cloudy | 5 to 10 mph SE | 6% |
| Tuesday | 71°F | Showers And Thunderstorms Likely | 10 to 15 mph SE | 58% |
| Tuesday Night | 49°F | Showers And Thunderstorms Likely | 10 to 15 mph ESE | 62% |
| Wednesday | 69°F | Chance Rain Showers then Chance Showers And Thunderstorms | 5 to 10 mph SSE | 45% |
| Wednesday Night | 49°F | Mostly Cloudy | 5 mph ESE | 10% |
| Thursday | 69°F | Partly Sunny then Chance Showers And Thunderstorms | 5 mph SSE | 32% |
| Thursday Night | 50°F | Chance Showers And Thunderstorms | 5 to 10 mph SE | 42% |
| Friday | 68°F | Showers And Thunderstorms Likely | 5 to 10 mph SE | 55% |
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 (2.5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.