Minooka, Illinois Weather
Cicadas claim the afternoon. Day 14 of summer. Read this microseason across nine climate regions →
Minooka weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 4Heavy Rain80%1.6″85°70°—
- SundayJul 5Overcast14%—78°68°-7°
- MondayJul 6Clear——80°64°+2°
- TuesdayJul 7Overcast——82°60°+2°
- WednesdayJul 8Overcast24%—81°60°-1°
- ThursdayJul 9Drizzle36%0.08″80°67°-1°
- FridayJul 10Overcast36%—80°63°0°
AQI 31 (Good), driven by PM2.5. AQI down 7 over the last 6 hours (gradual decline). PM2.5 at 6.7 µg/m³ (AQI 37) with a 0.97 fine-to-coarse ratio and 5 mph wind — combustion smoke trapped in calm air, not road dust.
OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion.
What's driving it
PM × Wind × Precip
PM2.5 at 6.7 µg/m³ (AQI 37) with a 0.97 fine-to-coarse ratio and 5 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.97
- Wind
- light
- Recent rain
- 0h in last 6h
- Pattern
- stagnant smoke
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
- 10:50 PM
- Moonset
- 9:57 AM
- In sign
- ♓︎ Pisces
Cicadas claim the afternoon
Minooka at a glance
- Today vs. normal: 5°F above the seasonal normal for this latitude
- Last frost: April 25 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP code: 60447
16-Day Forecast — Minooka
- Sat85°70°80%
- Sun78°68°14%
- Mon80°64°3%
- Tue82°60°4%
- Wed81°60°24%
- Thu80°67°36%
- Fri80°63°36%
- Sat81°62°14%
- Sun69°59°8%
- Mon74°55°10%
- Tue77°60°11%
- Wed80°62°26%
- Thu83°65°21%
- Fri81°69°29%
- Sat85°69°23%
- Sun82°71°31%
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 — Minooka
SPC has placed Minooka in the Marginal Risk category for severe thunderstorms today.
- TODAYMRGLMarginal Risk
- TOMORROWTSTMGeneral Thunderstorms
- DAY 3TSTMGeneral Thunderstorms
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
The year in Minooka tops out in July (~76°F) and dips lowest in January (~24°F), with May wettest at 4.4 inches and January driest at 1.8 inches.
| Month | Mean temp | Precip | Rainy days |
|---|---|---|---|
| January | 24° | 1.8″ | 14 |
| February | 27° | 1.9″ | 12 |
| March | 38° | 3.0″ | 15 |
| April | 51° | 3.7″ | 17 |
| May | 60° | 4.4″ | 17 |
| June | 70° | 4.1″ | 15 |
| July | 76° | 2.9″ | 15 |
| August | 76° | 3.0″ | 13 |
| September | 68° | 3.0″ | 13 |
| October | 55° | 2.9″ | 12 |
| November | 40° | 3.2″ | 12 |
| December | 28° | 2.3″ | 13 |
Regional context
Per NOAA NCEI 1991-2020 normals, Minooka runs from a 24°F January mean to 76°F in July, a 53°F seasonal spread, with near 36.2 inches of precipitation across about 170 wet days.
Summer convection drives Minooka's precipitation: May logs 4.4 inches on 17.1 rainy days, against January's 1.8 inches on 14.2 — warm-season storms carry Minooka's moisture. That puts Minooka in a summer-convective cohort with places like Channahon, IL, Shorewood, IL and Lorenzo, IL.
Minooka reaches its last hard frost near mid-April; that is the cue for kale, peas, spinach, and parsnips. Minooka's heat-lovers — tomatoes, peppers, squash — hold off until Minooka's frost risk clears, 10-14 days on. The season ends by mid-November in Minooka, once hard frosts set back in. Minooka's low ground holds frost later into spring than Minooka's benches, which run 3-5 days ahead.
Similar climates: Channahon, IL, Shorewood, IL, Lorenzo, IL, Plattville, IL, Elwood, IL.
Frequently asked
- When does it freeze in Minooka?
- In Minooka, expect the last spring frost near mid-April; Minooka's first autumn frost comes around mid-November.
- What is the rainy season in Minooka?
- May is the wettest month in Minooka, about 4.4 inches on average; the year totals roughly 36 inches.
- What is the warmest month in Minooka?
- Minooka peaks in July, when the mean runs near 76°F.
- What is the coldest month in Minooka?
- January is Minooka's coldest month, averaging about 24°F.
- When can I start a vegetable garden in Minooka?
- Hardy spring crops go in near mid-April in Minooka; tender peppers and squash wait 10–14 days.
- How many rainy days does Minooka get?
- Expect roughly 170 wet days a year in Minooka.
- What hardiness zone is Minooka?
- Because Minooka bottoms near 24°F in January, that winter low sets Minooka's USDA zone — verify by ZIP.
- What is the 10-day forecast for Minooka?
- Minooka'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 Minooka?
- See this week's day-by-day rain chances for Minooka in the daily forecast above, and the next 24 hours in the hourly chart.
- What is the weather like right now in Minooka?
- Current conditions for Minooka and the next 24 hours — temperature, precipitation chance, and wind by the hour — are in the hourly forecast chart above.
- How often is the Minooka forecast updated?
- The Minooka forecast on this page is built from Open-Meteo weather-model data and refreshes regularly through the day.
- When are sunrise and sunset in Minooka?
- Today's sunrise and sunset times for Minooka 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 Minooka?
- The next few days in Minooka's forecast are the most reliable; accuracy declines beyond about a week as weather-model uncertainty grows.
Climate
Set in a warm-summer humid continental zone, Minooka, Illinois swings from 24°F in the heart of winter to 76°F at midsummer — a 52°F arc.
Minooka sees close to 36 inches of precipitation annually, falling across some 170 wet days.
Minooka's 52°F range, set by its 41.5°N position, drives frost timing and what thrives in Minooka.
ZIP codes in Minooka
- 60447