Essex, Illinois Weather
Fireflies rise from the lawn. Day 78 of spring. Read this microseason across nine climate regions →
Essex weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJun 5Drizzle24%0.06″82°67°—
- SaturdayJun 6Light Drizzle36%—87°70°+5°
- SundayJun 7Heavy Drizzle53%—84°69°-3°
- MondayJun 8Showers71%0.17″79°69°-5°
- TuesdayJun 9Light Showers52%—82°68°+3°
- WednesdayJun 10Thunderstorm34%—88°67°+6°
- ThursdayJun 11Partly Cloudy12%—92°73°+4°
AQI 44 (Good), driven by PM2.5. AQI down 37 over the last 6 hours — air quality is improving sharply. PM2.5 at 6.9 µg/m³, PM10 at 7.7 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
PM × Wind × Precip
PM2.5 at 6.9 µg/m³, PM10 at 7.7 µg/m³ — typical background levels with no transport signature.
- PM2.5/PM10
- 0.90
- 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).
The higher the clouds, the finer the weather.
- Moonrise
- 4:56 AM
- Moonset
- 2:57 PM
- In sign
- ♒︎ Aquarius
Fireflies rise from the lawn
Essex at a glance
- Today vs. normal: 5°F below the seasonal normal for this latitude
- Last frost: April 23 (climatological average for this latitude)
- Microseason: Jun 1–5
- Planting window: Harvest spring lettuce before it bolts. Sow heat-tolerant greens.
Right now in the garden
Peak growing season
As of June 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 — Essex
SPC has placed Essex in the Slight Risk category for severe thunderstorms today.
- TODAYSLGTSlight Risk
- TOMORROWMRGLMarginal Risk
- DAY 3TSTMGeneral Thunderstorms
Scattered severe storms possible. A few tornadoes, hail, and damaging wind gusts possible.
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.