Justice, Illinois Weather
Cicadas claim the afternoon. Day 14 of summer. Read this microseason across nine climate regions →
Justice weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 4Heavy Showers80%1.1″81°68°—
- SundayJul 5Overcast13%—75°66°-6°
- MondayJul 6Overcast——82°67°+7°
- TuesdayJul 7Overcast——86°65°+4°
- WednesdayJul 8Overcast22%—85°65°-1°
- ThursdayJul 9Light Showers36%0.22″80°68°-5°
- FridayJul 10Overcast36%—82°66°+2°
AQI 37 (Good), driven by PM2.5. AQI flat over the last 6 hours (within ±3 points). PM2.5 at 7.6 µg/m³, PM10 at 8.1 µg/m³ — typical background levels with no transport signature.
OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion.
What's driving it
Ozone × UV × Sky
Ozone at AQI 32. Overcast through the UV peak window (cloud cover ~100%) — afternoon ozone should stay flat.
- Present
- AQI 32
- UV peak
- 2.0 at 1 PM
- Sky at peak
- overcast
- Projected peak
- AQI 4
PM × Wind × Precip
PM2.5 at 7.6 µg/m³, PM10 at 8.1 µg/m³ — typical background levels with no transport signature.
- PM2.5/PM10
- 0.94
- Wind
- light
- Recent rain
- 0h in last 6h
- Pattern
- background
Trends
Seven days of AQI and PM2.5.
Hourly air-quality data from the Copernicus Atmosphere Monitoring Service, charted across the past and next several days. Dashed lines mark the AQI breakpoints at 50 (Good → Moderate) and 100 (Moderate → Unhealthy for Sensitive Groups).








































If the first of July be rainy weather, 'twill rain more or less for four weeks together.
- Moonrise
- 10:49 PM
- Moonset
- 9:55 AM
- In sign
- ♓︎ Pisces
Cicadas claim the afternoon
Justice at a glance
- Today vs. normal: 7°F above the seasonal normal for this latitude
- Last frost: April 26 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP code: 60458
16-Day Forecast — Justice
- Sat81°68°80%
- Sun75°66°13%
- Mon82°67°5%
- Tue86°65°2%
- Wed85°65°22%
- Thu80°68°36%
- Fri82°66°36%
- Sat85°66°15%
- Sun72°63°9%
- Mon79°61°9%
- Tue80°64°7%
- Wed84°65°29%
- Thu87°68°25%
- Fri87°72°19%
- Sat91°72°24%
- Sun89°73°33%
Forecast data from Open-Meteo (CC BY 4.0).
Right now in the garden
Peak growing season
As of July 4, the growing season is at its peak — frost is months away. Continue succession-planting beans and summer squash. Start fall brassicas (broccoli, cabbage, kale) from seed indoors for transplanting in late summer.
SPC Convective Outlook
Storm Prediction Center — Justice
SPC has placed Justice in the Marginal Risk category for severe thunderstorms today.
- TODAYMRGLMarginal Risk
- TOMORROWTSTMGeneral Thunderstorms
- DAY 3NONENo severe risk
Isolated severe storms possible. Limited threat for hail or damaging wind.
Source: NOAA / NWS Storm Prediction Center categorical convective outlook. Outlooks are re-issued multiple times per day; this page reflects the most recent SPC polygons covering the city’s coordinates.
Microseason · July 1–5
Cicadas claim the afternoon
Annual cicada buzz begins, peaking in the heat of the day.
Day 185 of 365 · Wedge 37 of 72
Planting calendar
| Month | Plant | Harvest |
|---|---|---|
| January | — | — |
| February | — | — |
| March | — | — |
| April | lettuce, peas, spinach, radishes | — |
| May | lettuce, peas, spinach, radishes, tomatoes, peppers, beans, squash | lettuce, peas, radishes |
| June | tomatoes, peppers, beans, squash | lettuce, peas, radishes |
| July | tomatoes, peppers, beans, squash | tomatoes, beans, summer squash |
| August | — | tomatoes, beans, summer squash |
| September | fall brassicas, garlic (overwinter), carrots | tomatoes, beans, summer squash |
| October | fall brassicas, garlic (overwinter), carrots | winter squash, tomatoes (last) |
| November | — | — |
| December | — | — |
A year in weather
July is Justice's warmest stretch (~76°F) and January its coldest (~24°F); precipitation crests in May at 4.2 inches and ebbs in January to 2.0 inches.
| Month | Mean temp | Precip | Rainy days |
|---|---|---|---|
| January | 24° | 2.0″ | 16 |
| February | 27° | 2.1″ | 14 |
| March | 37° | 3.0″ | 16 |
| April | 50° | 3.8″ | 17 |
| May | 59° | 4.2″ | 18 |
| June | 70° | 4.0″ | 17 |
| July | 76° | 2.9″ | 15 |
| August | 75° | 3.0″ | 14 |
| September | 68° | 3.1″ | 14 |
| October | 55° | 3.0″ | 13 |
| November | 40° | 3.2″ | 16 |
| December | 28° | 2.5″ | 15 |
Regional context
Justice's climate, from NOAA NCEI 1991-2020 station normals, pairs 24°F Januarys with 76°F Julys — a 53°F swing. About 36.8 inches of precipitation falls over roughly 184 days a year.
Rainfall in Justice stays even across the calendar: May tops out at 4.2 inches over 18.2 rainy days, and January still logs 2.0 inches across 15.7 — a narrow range for Justice. That lines Justice up with places like Bridgeview, IL, Hickory Hills, IL and Hodgkins, IL, fed by overlapping storm tracks.
The cool-season window in Justice starts at mid-April, when nights stop freezing — think kale, peas, spinach, and parsnips. Hold Justice's tender crops — tomatoes, peppers, basil — until 10-14 days past Justice's last frost. Justice's window closes around mid-November as overnight lows return below freezing. Within Justice, cold-air pooling chills low spots by 5-10°F, shifting Justice's local frost dates.
Similar climates: Bridgeview, IL, Hickory Hills, IL, Hodgkins, IL, Bedford Park, IL, Countryside, IL.
Frequently asked
- When does it freeze in Justice?
- Frost typically leaves Justice by mid-April and returns to Justice near mid-November.
- What is the rainy season in Justice?
- Rainfall in Justice peaks in May near 4.2 inches, out of about 37 inches annually.
- What is the warmest month in Justice?
- July is Justice's warmest month, averaging about 76°F.
- What is the coldest month in Justice?
- Justice bottoms out in January, with a mean near 24°F.
- When can I start a vegetable garden in Justice?
- Justice's last frost (mid-April) cues hardy greens; in Justice, hold heat-lovers two weeks past.
- How many rainy days does Justice get?
- Expect roughly 184 wet days a year in Justice.
- What hardiness zone is Justice?
- Justice's hardiness zone tracks its winter low; with January near 24°F, check the USDA ZIP map for the exact zone.
- What is the 10-day forecast for Justice?
- Justice's extended outlook — daily high and low temperatures and precipitation chances for each upcoming day — is in the daily forecast above.
- Will it rain this week in Justice?
- See this week's day-by-day rain chances for Justice in the daily forecast above, and the next 24 hours in the hourly chart.
- What is the weather like right now in Justice?
- Current conditions for Justice and the next 24 hours — temperature, precipitation chance, and wind by the hour — are in the hourly forecast chart above.
- How often is the Justice forecast updated?
- The Justice forecast on this page is built from Open-Meteo weather-model data and refreshes regularly through the day.
- When are sunrise and sunset in Justice?
- Today's sunrise and sunset times for Justice are in the Almanac section above, along with civil dawn, civil dusk, and day length. Day length is longest near the summer solstice and shortest near the winter solstice.
- How accurate is the weather forecast for Justice?
- The next few days in Justice's forecast are the most reliable; accuracy declines beyond about a week as weather-model uncertainty grows.
Climate
Justice, Illinois has a warm-summer humid continental climate: January averages roughly 24°F, July about 76°F, 52°F between them.
Yearly precipitation in Justice totals around 37 inches, spread over about 184 days of rain or snow.
Latitude 41.7°N gives Justice its 52°F swing, and with it the rhythm of Justice's growing season.
ZIP codes in Justice
- 60458