Lockport Heights, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Lockport Heights, a community in Will County, Illinois.
Today
84°F
Mostly Sunny
Mostly sunny, with a high near 84. South southwest wind 5 to 10 mph.
7-day forecast for Lockport Heights
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 84°F | Mostly Sunny | 5 to 10 mph SSW | 6% |
| Tonight | 67°F | Mostly Cloudy then Slight Chance Showers And Thunderstorms | 5 mph SSW | 19% |
| Wednesday | 80°F | Slight Chance Showers And Thunderstorms | 5 mph SW | 62% |
| Wednesday Night | 65°F | Showers And Thunderstorms | 5 mph W | 90% |
| Thursday | 79°F | Rain Showers then Chance Showers And Thunderstorms | 5 mph SE | 76% |
| Thursday Night | 63°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 to 5 mph SE | 32% |
| Friday | 82°F | Mostly Sunny | 0 to 5 mph S | 5% |
| Friday Night | 65°F | Mostly Clear | 0 to 5 mph S | 9% |
| Saturday | 84°F | Mostly Sunny | 5 to 10 mph SSW | 11% |
| Saturday Night | 69°F | Partly Cloudy then Slight Chance Showers And Thunderstorms | 5 to 10 mph SSW | 16% |
| Sunday | 86°F | Slight Chance Showers And Thunderstorms then Mostly Sunny | 10 to 15 mph SW | 16% |
| Sunday Night | 70°F | Chance Showers And Thunderstorms | 10 mph SSW | 38% |
| Monday | 85°F | Chance Rain Showers | 5 to 10 mph SSW | 38% |
| Monday Night | 70°F | Chance Showers And Thunderstorms | 10 mph SW | 44% |
Forecast source: National Weather Service (api.weather.gov) for Lockport Heights (41.621, -88.022). Updated through the day.
Growing snapshot for Lockport Heights
Last spring frost
Apr 20
First fall frost
Oct 22
Growing season
184 days
Hardiness zone
6a
More local growing data for Lockport Heights: nearby ZIP 60441 weather · frost dates · planting calendar · Illinois frost dates
Nearby towns & communities
Andres
Beecher
Bolingbrook
Bonnie Brae
Braidwood
Channahon
Crest Hill
Crystal Lawns
Custer Park
Eagle Lake
Elwood
Fairmont
Frankfort
Goodenow
Homer Glen
Ingalls Park
Joliet
Lakewood Shores
Lockport
Lorenzo
Manhattan
Marley
Mokena
Monee
New Lenox
Peotone
Plainfield
Preston Heights
Rest Haven
Ridgewood
Climate data from the nearest NOAA station, Romeoville Wfo, Il (1.9 mi from Lockport Heights). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.