Ruma, Illinois Weather
Cicadas claim the scorching afternoon. Day 14 of summer. Read this microseason across nine climate regions →
Ruma weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 4Heavy Rain32%0.35″94°74°—
- SundayJul 5Heavy Drizzle24%0.11″84°70°-10°
- MondayJul 6Drizzle27%—88°70°+4°
- TuesdayJul 7Overcast27%—87°68°-1°
- WednesdayJul 8Overcast14%—92°67°+5°
- ThursdayJul 9Overcast28%—98°73°+6°
- FridayJul 10Heavy Drizzle30%0.04″91°73°-7°
AQI 38 (Good), driven by PM2.5. AQI down 6 over the last 6 hours (gradual decline). PM2.5 at 6.8 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
Ozone × UV × Sky
Ozone at AQI 33 now. With UV 0.3 peaking around 1 PM under partly cloudy skies, surface ozone likely climbs to AQI 6 around 1 PM.
- Present
- AQI 33
- UV peak
- 0.3 at 1 PM
- Sky at peak
- partly cloudy
- Projected peak
- AQI 6
PM × Wind × Precip
PM2.5 at 6.8 µg/m³, PM10 at 7.7 µg/m³ — typical background levels with no transport signature.
- PM2.5/PM10
- 0.88
- 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).
If the first of July be rainy weather, 'twill rain more or less for four weeks together.
- Moonrise
- 10:52 PM
- Moonset
- 10:08 AM
- In sign
- ♓︎ Pisces
Cicadas claim the scorching afternoon
Ruma at a glance
- Today vs. normal: 5°F above the seasonal normal for this latitude
- Last frost: April 5 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
16-Day Forecast — Ruma
- Sat94°74°32%
- Sun84°70°24%
- Mon88°70°27%
- Tue87°68°27%
- Wed92°67°14%
- Thu98°73°28%
- Fri91°73°30%
- Sat94°71°16%
- Sun81°65°11%
- Mon79°59°2%
- Tue80°60°6%
- Wed84°64°9%
- Thu83°65°10%
- Fri81°68°14%
- Sat89°70°16%
- Sun94°74°16%
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 — Ruma
SPC has placed Ruma in the Marginal Risk category for severe thunderstorms today.
- TODAYMRGLMarginal Risk
- TOMORROWTSTMGeneral Thunderstorms
- DAY 3TSTMGeneral Thunderstorms
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 Ruma
- 62278