Sparland, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Sparland, a village in Marshall County, Illinois.
Overnight
54°F
Light Rain Likely
Rain likely before 4am, then a chance of rain showers. Mostly cloudy, with a low around 54. South southwest wind 8 to 12 mph, with gusts as high as 21 mph. Chance of precipitation is 70%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Sparland
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 54°F | Light Rain Likely | 8 to 12 mph SSW | 71% |
| Wednesday | 58°F | Chance Rain Showers then Mostly Cloudy | 12 to 15 mph SW | 26% |
| Wednesday Night | 46°F | Mostly Cloudy | 10 mph SW | 7% |
| Thursday | 57°F | Mostly Cloudy then Slight Chance Light Rain | 7 to 13 mph WSW | 17% |
| Thursday Night | 43°F | Chance Light Rain | 6 mph NW | 30% |
| Friday | 53°F | Slight Chance Light Rain | 9 mph N | 19% |
| Friday Night | 35°F | Partly Cloudy | 0 to 6 mph NNW | 3% |
| Saturday | 52°F | Mostly Sunny | 0 to 3 mph WNW | 2% |
| Saturday Night | 35°F | Partly Cloudy | 2 mph W | 4% |
| Sunday | 58°F | Sunny then Slight Chance Light Rain | 2 to 7 mph W | 15% |
| Sunday Night | 35°F | Mostly Clear | 5 mph W | 4% |
| Monday | 62°F | Sunny | 2 to 9 mph SW | 2% |
| Monday Night | 40°F | Mostly Clear | 6 mph WSW | 1% |
| Tuesday | 64°F | Sunny | 6 mph WNW | 0% |
Forecast source: National Weather Service (api.weather.gov) for Sparland (41.030, -89.441). Updated through the day.
Growing snapshot for Sparland
Last spring frost
Apr 20
First fall frost
Oct 17
Growing season
178 days
Hardiness zone
5b
More local growing data for Sparland: nearby ZIP 61565 weather · frost dates · planting calendar · Illinois frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Lacon, Il (4.9 mi from Sparland). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.