McNabb, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for McNabb, a village in Putnam County, Illinois.
Tonight
54°F
Showers And Thunderstorms
Showers and thunderstorms. Mostly cloudy. Low around 54, with temperatures rising to around 57 overnight. South wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
7-day forecast for McNabb
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 54°F | Showers And Thunderstorms | 15 mph S | 95% |
| Wednesday | 58°F | Chance Rain Showers then Mostly Cloudy | 15 mph SW | 30% |
| Wednesday Night | 46°F | Mostly Cloudy | 10 to 15 mph SW | 8% |
| Thursday | 56°F | Mostly Cloudy then Slight Chance Rain Showers | 10 to 15 mph SW | 20% |
| Thursday Night | 43°F | Chance Rain Showers | 5 mph NW | 34% |
| Friday | 53°F | Slight Chance Rain Showers | 10 mph N | 19% |
| Friday Night | 36°F | Partly Cloudy | 0 to 5 mph NW | 2% |
| Saturday | 52°F | Mostly Sunny | 0 to 5 mph W | 3% |
| Saturday Night | 35°F | Partly Cloudy | 0 to 5 mph W | 3% |
| Sunday | 58°F | Sunny | 5 to 10 mph W | 14% |
| Sunday Night | 36°F | Mostly Clear | 5 mph W | 4% |
| Monday | 62°F | Sunny | 5 to 10 mph SW | 2% |
| Monday Night | 40°F | Mostly Clear | 5 mph W | 1% |
| Tuesday | 64°F | Sunny | 5 mph W | 0% |
Forecast source: National Weather Service (api.weather.gov) for McNabb (41.177, -89.210). Updated through the day.
Growing snapshot for McNabb
Last spring frost
Apr 18
First fall frost
Oct 22
Growing season
188 days
Hardiness zone
5b
More local growing data for McNabb: nearby ZIP 61335 weather · frost dates · planting calendar · Illinois frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Hennepin, Il (8.5 mi from McNabb). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.