Como, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Como, a community in Whiteside County, Illinois.
This Afternoon
73°F
Mostly Sunny
Mostly sunny, with a high near 73. East wind around 10 mph.
7-day forecast for Como
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 73°F | Mostly Sunny | 10 mph E | 13% |
| Tonight | 64°F | Mostly Cloudy then Chance Showers And Thunderstorms | 10 mph E | 51% |
| Saturday | 81°F | Showers And Thunderstorms | 5 to 10 mph SE | 78% |
| Saturday Night | 63°F | Showers And Thunderstorms | 5 to 10 mph N | 79% |
| Sunday | 71°F | Rain Showers | 10 to 15 mph NE | 79% |
| Sunday Night | 55°F | Rain Showers Likely | 15 mph NE | 62% |
| Monday | 66°F | Chance Rain Showers | 15 mph NE | 54% |
| Monday Night | 50°F | Chance Rain Showers | 10 to 15 mph NE | 41% |
| Tuesday | 63°F | Chance Rain Showers | 15 mph NE | 30% |
| Tuesday Night | 48°F | Mostly Cloudy | 5 to 15 mph NE | 6% |
| Wednesday | 68°F | Mostly Sunny | 5 to 10 mph NE | 3% |
| Wednesday Night | 50°F | Partly Cloudy | 0 to 10 mph NE | 3% |
| Thursday | 70°F | Mostly Sunny | 0 to 5 mph NE | 4% |
| Thursday Night | 52°F | Partly Cloudy | 0 to 5 mph NE | 5% |
Forecast source: National Weather Service (api.weather.gov) for Como (41.766, -89.765). Updated through the day.
Growing snapshot for Como
Last spring frost
Apr 26
First fall frost
Oct 13
Growing season
167 days
Hardiness zone
5b
More local growing data for Como: nearby ZIP 61037 weather · frost dates · planting calendar · Illinois frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Morrison, Il (10.7 mi from Como). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.