Lewis, WI Weather & Growing Conditions
Today
57°F
Light Rain
Rain and patchy fog. Mostly cloudy, with a high near 57. Northeast wind around 5 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 57°F | Light Rain | 5 mph NE | 87% |
| Tonight | 41°F | Light Rain then Drizzle Likely | 5 to 15 mph NNW | 96% |
| Thursday | 46°F | Slight Chance Drizzle then Mostly Cloudy | 10 to 15 mph N | 21% |
| Thursday Night | 29°F | Mostly Cloudy | 5 to 10 mph NNE | 0% |
| Friday | 44°F | Mostly Sunny | 0 to 5 mph NNE | 0% |
| Friday Night | 25°F | Mostly Clear | 0 mph | 0% |
| Saturday | 46°F | Mostly Sunny | 0 to 5 mph SW | 3% |
| Saturday Night | 32°F | Partly Cloudy | 5 mph WSW | 7% |
| Sunday | 51°F | Sunny | 5 to 10 mph W | 5% |
| Sunday Night | 33°F | Partly Cloudy | 0 to 5 mph SW | 0% |
| Monday | 56°F | Mostly Sunny | 5 to 10 mph SW | 1% |
| Monday Night | 35°F | Partly Cloudy | 5 mph W | 1% |
| Tuesday | 53°F | Sunny | 5 mph WNW | 1% |
| Tuesday Night | 34°F | Mostly Cloudy | 0 mph | 2% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Lewis, WI
Last spring frost
May 6
First fall frost
Oct 4
Growing season
149 days
Hardiness zone
4b
Explore more for Lewis, WI: full frost dates · planting calendar · Wisconsin frost dates
Climate data from the nearest NOAA station, Luck, Wi (9.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.