Manteno, Illinois Weather
Cicadas claim the afternoon. Day 15 of summer. Read this microseason across nine climate regions →
Manteno weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 5Overcast23%—78°67°—
- MondayJul 6Overcast——79°65°+1°
- TuesdayJul 7Overcast——83°62°+4°
- WednesdayJul 8Overcast——82°66°-1°
- ThursdayJul 9T-storm w/ Hail60%0.59″82°68°0°
- FridayJul 10Thunderstorm49%—82°69°0°
- SaturdayJul 11Drizzle25%0.01″83°67°+1°
AQI 28 (Good), driven by PM2.5. AQI projected to climb to 45 over the next 6 hours. PM2.5 at 7.9 µg/m³ (AQI 44) with a 0.96 fine-to-coarse ratio and 6 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 during the projected peak around 10 PM.
What's driving it
Ozone × UV × Sky
Ozone at AQI 34. Overcast through the UV peak window (cloud cover ~88%) — afternoon ozone should stay flat.
- Present
- AQI 34
- UV peak
- 4.1 at 1 PM
- Sky at peak
- overcast
- Projected peak
- AQI 9
PM × Wind × Precip
PM2.5 at 7.9 µg/m³ (AQI 44) with a 0.96 fine-to-coarse ratio and 6 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.96
- 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
- 11:10 PM
- Moonset
- 11:03 AM
- In sign
- ♓︎ Pisces
Cicadas claim the afternoon
Manteno at a glance
- Today vs. normal: 4°F above the seasonal normal for this latitude
- Last frost: April 23 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP code: 60950
16-Day Forecast — Manteno
- Sun78°67°23%
- Mon79°65°6%
- Tue83°62°1%
- Wed82°66°4%
- Thu82°68°60%
- Fri82°69°49%
- Sat83°67°25%
- Sun84°67°18%
- Mon87°70°8%
- Tue87°74°8%
- Wed74°58°8%
- Thu78°58°32%
- Fri80°58°26%
- Sat84°66°26%
- Sun86°70°26%
- Mon87°68°23%
Forecast data from Open-Meteo (CC BY 4.0).
Right now in the garden
Peak growing season
As of July 5, 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 — Manteno
SPC includes Manteno in the general thunderstorm area today — no severe risk, but storms are possible.
- TODAYTSTMGeneral Thunderstorms
- TOMORROWNONENo severe risk
- DAY 3NONENo severe risk
Thunderstorms possible. Not severe, but capable of producing lightning and brief heavy rain.
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.
ZIP codes in Manteno
- 60950