South Elgin, Illinois Weather
Cicadas claim the afternoon. Day 14 of summer. Read this microseason across nine climate regions →
South Elgin weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 4Rain82%0.24″82°69°—
- SundayJul 5Overcast19%—78°64°-4°
- MondayJul 6Overcast——79°61°+1°
- TuesdayJul 7Overcast——81°58°+2°
- WednesdayJul 8Overcast13%—81°62°0°
- ThursdayJul 9Drizzle51%0.06″77°64°-4°
- FridayJul 10Overcast46%—80°62°+3°
AQI 32 (Good), driven by Ozone. AQI flat over the last 6 hours (within ±3 points). Ozone at AQI 33 now. With UV 2.1 peaking around 1 PM under partly cloudy skies, surface ozone likely climbs to AQI 7 around 1 PM.
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 33 now. With UV 2.1 peaking around 1 PM under partly cloudy skies, surface ozone likely climbs to AQI 7 around 1 PM.
- Present
- AQI 33
- UV peak
- 2.1 at 1 PM
- Sky at peak
- partly cloudy
- Projected peak
- AQI 7
PM × Wind × Precip
PM2.5 at 5.0 µg/m³, PM10 at 5.6 µg/m³ — typical background levels with no transport signature.
- PM2.5/PM10
- 0.89
- Wind
- calm
- 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
- 10:51 PM
- Moonset
- 9:57 AM
- In sign
- ♓︎ Pisces
Cicadas claim the afternoon
South Elgin at a glance
- Today vs. normal: 7°F above the seasonal normal for this latitude
- Last frost: April 28 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP code: 60177
16-Day Forecast — South Elgin
- Sat82°69°82%
- Sun78°64°19%
- Mon79°61°2%
- Tue81°58°1%
- Wed81°62°13%
- Thu77°64°51%
- Fri80°62°46%
- Sat81°61°14%
- Sun67°59°8%
- Mon73°55°8%
- Tue78°59°7%
- Wed79°62°26%
- Thu83°65°19%
- Fri83°68°26%
- Sat87°69°21%
- Sun84°70°32%
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 — South Elgin
SPC has placed South Elgin 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 South Elgin
- 60177