Hickory Hills, Illinois Weather
Cicadas claim the afternoon. Day 14 of summer. Read this microseason across nine climate regions →
Hickory Hills weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 4Showers80%0.72″81°68°—
- SundayJul 5Overcast13%—75°65°-6°
- MondayJul 6Overcast——81°67°+6°
- TuesdayJul 7Overcast——84°65°+3°
- WednesdayJul 8Overcast——86°65°+2°
- ThursdayJul 9Light Showers48%0.22″81°67°-5°
- FridayJul 10Overcast47%—81°66°0°
AQI 37 (Good), driven by PM2.5. AQI flat over the last 6 hours (within ±3 points). PM2.5 at 8.4 µg/m³, PM10 at 9.0 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 35. Overcast through the UV peak window (cloud cover ~100%) — afternoon ozone should stay flat.
- Present
- AQI 35
- UV peak
- 2.5 at 1 PM
- Sky at peak
- overcast
- Projected peak
- AQI 6
PM × Wind × Precip
PM2.5 at 8.4 µg/m³, PM10 at 9.0 µg/m³ — typical background levels with no transport signature.
- PM2.5/PM10
- 0.93
- 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
- 10:48 PM
- Moonset
- 9:55 AM
- In sign
- ♓︎ Pisces
Cicadas claim the afternoon
Hickory Hills at a glance
- Today vs. normal: 8°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: 60457
16-Day Forecast — Hickory Hills
- Sat81°68°80%
- Sun75°65°13%
- Mon81°67°2%
- Tue84°65°1%
- Wed86°65°9%
- Thu81°67°48%
- Fri81°66°47%
- Sat85°65°15%
- Sun73°64°9%
- Mon78°62°9%
- Tue80°64°7%
- Wed85°65°29%
- Thu89°69°25%
- Fri88°72°19%
- Sat91°72°24%
- Sun90°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 — Hickory Hills
SPC has placed Hickory Hills 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 Hickory Hills'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
Drawing on NOAA NCEI 1991-2020 normals, Hickory Hills's January averages 24°F and July 76°F — 53°F apart — while precipitation totals roughly 36.8 inches over some 184 days.
Rainfall in Hickory Hills 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 Hickory Hills. That even rhythm groups Hickory Hills with places like Bridgeview, IL, Justice, IL and Palos Hills, IL.
By mid-April the frosts ease in Hickory Hills, opening the season for kale, peas, spinach, and parsnips. Hold Hickory Hills's tender crops — tomatoes, peppers, basil — until 10-14 days past Hickory Hills's last frost. It shuts near mid-November, when freezes return to Hickory Hills and tender plants need cover. In Hickory Hills, low spots run 4-7°F colder than nearby slopes, nudging Hickory Hills's frost dates a week.
Similar climates: Bridgeview, IL, Justice, IL, Palos Hills, IL, Chicago Ridge, IL, Willow Springs, IL.
Frequently asked
- When does it freeze in Hickory Hills?
- In Hickory Hills, expect the last spring frost near mid-April; Hickory Hills's first autumn frost comes around mid-November.
- What is the rainy season in Hickory Hills?
- May is the wettest month in Hickory Hills, about 4.2 inches on average; the year totals roughly 37 inches.
- What is the warmest month in Hickory Hills?
- The warmest stretch in Hickory Hills comes in July, around 76°F on average.
- What is the coldest month in Hickory Hills?
- On average January is the chilliest month in Hickory Hills, about 24°F.
- When can I start a vegetable garden in Hickory Hills?
- Frost-hardy sowings begin at mid-April in Hickory Hills; warm-season starts follow two weeks on.
- How many rainy days does Hickory Hills get?
- Hickory Hills records around 184 days of measurable precipitation annually.
- What hardiness zone is Hickory Hills?
- Hickory Hills's USDA zone comes from its January mean (24°F); enter the ZIP on the USDA lookup for the number.
- What is the 10-day forecast for Hickory Hills?
- Hickory Hills'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 Hickory Hills?
- See this week's day-by-day rain chances for Hickory Hills in the daily forecast above, and the next 24 hours in the hourly chart.
- What is the weather like right now in Hickory Hills?
- Current conditions for Hickory Hills and the next 24 hours — temperature, precipitation chance, and wind by the hour — are in the hourly forecast chart above.
- How often is the Hickory Hills forecast updated?
- The Hickory Hills forecast on this page is built from Open-Meteo weather-model data and refreshes regularly through the day.
- When are sunrise and sunset in Hickory Hills?
- Today's sunrise and sunset times for Hickory Hills 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 Hickory Hills?
- The next few days in Hickory Hills's forecast are the most reliable; accuracy declines beyond about a week as weather-model uncertainty grows.
Climate
Hickory Hills, Illinois occupies a warm-summer humid continental zone, with January means near 24°F and July around 76°F — a 52°F swing.
Hickory Hills sees close to 37 inches of precipitation annually, falling across some 184 wet days.
Latitude 41.7°N gives Hickory Hills its 52°F swing, and with it the rhythm of Hickory Hills's growing season.
ZIP codes in Hickory Hills
- 60457