Lee Center, Illinois Weather
Cicadas claim the afternoon. Day 14 of summer. Read this microseason across nine climate regions →
Lee Center weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 4Heavy Showers66%0.92″80°68°—
- SundayJul 5Overcast14%—79°67°-1°
- MondayJul 6Overcast——77°64°-2°
- TuesdayJul 7Overcast——79°59°+2°
- WednesdayJul 8Thunderstorm11%0.01″81°63°+2°
- ThursdayJul 9Showers50%0.14″78°69°-3°
- FridayJul 10Light Drizzle32%—77°66°-1°
AQI 34 (Good), driven by Ozone. AQI up 12 over the last 6 hours (gradual rise). Ozone at AQI 45 — peak already passed at 1 PM under overcast skies. Levels should ease through evening.
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 45 — peak already passed at 1 PM under overcast skies. Levels should ease through evening.
- Present
- AQI 45
- UV peak
- 2.8 at earlier today
- Sky at peak
- overcast
- Projected peak
- AQI 45
PM × Wind × Precip
PM2.5 at 6.3 µg/m³, PM10 at 8.5 µg/m³ — typical background levels with no transport signature.
- PM2.5/PM10
- 0.74
- Wind
- breezy
- Recent rain
- 1h 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
- 10:54 PM
- Moonset
- 10:01 AM
- In sign
- ♓︎ Pisces
Cicadas claim the afternoon
Lee Center at a glance
- Today vs. normal: 3°F above the seasonal normal for this latitude
- Last frost: April 27 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP code: 61331
16-Day Forecast — Lee Center
- Sat80°68°66%
- Sun79°67°14%
- Mon77°64°9%
- Tue79°59°1%
- Wed81°63°11%
- Thu78°69°50%
- Fri77°66°32%
- Sat70°61°13%
- Sun75°57°8%
- Mon72°56°11%
- Tue77°57°11%
- Wed76°60°32%
- Thu80°63°19%
- Fri75°66°23%
- Sat78°61°29%
- Sun72°57°27%
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 — Lee Center
SPC has placed Lee Center 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.
ZIP codes in Lee Center
- 61310
- 61331