Millersburg, Illinois Weather
Cicadas claim the afternoon. Day 14 of summer. Read this microseason across nine climate regions →
Millersburg weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 4Light Drizzle53%0.01″85°70°—
- SundayJul 5Overcast14%—85°70°0°
- MondayJul 6Light Drizzle——82°65°-3°
- TuesdayJul 7Clear——80°62°-2°
- WednesdayJul 8Overcast10%—84°63°+4°
- ThursdayJul 9Thunderstorm37%—81°69°-3°
- FridayJul 10Overcast27%—81°65°0°
AQI 26 (Good), driven by Ozone. Ozone at AQI 43 now. With UV 4.0 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 23 around 1 PM.
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 43 now. With UV 4.0 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 23 around 1 PM.
- Present
- AQI 43
- UV peak
- 4.0 at 1 PM
- Sky at peak
- clear
- Projected peak
- AQI 23
PM × Wind × Precip
PM2.5 at 4.9 µg/m³, PM10 at 6.2 µg/m³ — typical background levels with no transport signature.
- PM2.5/PM10
- 0.79
- Wind
- breezy
- 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).
If the first of July be rainy weather, 'twill rain more or less for four weeks together.
- Moonrise
- 10:59 PM
- Moonset
- 10:08 AM
- In sign
- ♓︎ Pisces
Cicadas claim the afternoon
Millersburg at a glance
- Today vs. normal: 11°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.
16-Day Forecast — Millersburg
- Sat85°70°53%
- Sun85°70°14%
- Mon82°65°3%
- Tue80°62°2%
- Wed84°63°10%
- Thu81°69°37%
- Fri81°65°27%
- Sat84°66°14%
- Sun68°58°9%
- Mon75°55°8%
- Tue76°61°6%
- Wed80°65°23%
- Thu81°66°17%
- Fri82°68°19%
- Sat84°70°23%
- Sun86°71°19%
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 — Millersburg
SPC includes Millersburg in the general thunderstorm area today — no severe risk, but storms are possible.
- TODAYTSTMGeneral Thunderstorms
- TOMORROWTSTMGeneral Thunderstorms
- 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 Millersburg
- 61231
- 61260