Litchfield, Illinois Weather
Sun climbs to its northern throne. Day 88 of spring. Read this microseason across nine climate regions →
Litchfield weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJun 15Clear——76°54°—
- TuesdayJun 16Overcast62%—80°57°+4°
- WednesdayJun 17Heavy Showers92%0.72″89°58°+9°
- ThursdayJun 18Overcast92%—71°58°-18°
- FridayJun 19Clear——71°56°0°
- SaturdayJun 20Overcast13%—76°57°+5°
- SundayJun 21Light Showers50%—74°64°-2°
AQI 29 (Good), driven by PM2.5. AQI down 9 over the last 6 hours (gradual decline). PM2.5 at 6.3 µg/m³ (AQI 35) with a 0.95 fine-to-coarse ratio and 5 mph wind — combustion smoke trapped in calm air, not road dust.
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 6.3 µg/m³ (AQI 35) with a 0.95 fine-to-coarse ratio and 5 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.95
- Wind
- light
- Recent rain
- 0h in last 6h
- Pattern
- stagnant smoke
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).
A summer fog for fair, a winter fog for rain.
- Moonrise
- 5:35 AM
- Moonset
- 8:41 PM
- In sign
- ♊︎ Gemini
Sun climbs to its northern throne
Litchfield at a glance
- Today vs. normal: 21°F below the seasonal normal for this latitude
- Last frost: April 11 (climatological average for this latitude)
- Microseason: Jun 11–15
- Planting window: Stake and prune tomato suckers. Watch for squash vine borers.
15-Day Forecast — Litchfield
- Mon76°54°0%
- Tue80°57°62%
- Wed89°58°92%
- Thu71°58°92%
- Fri71°56°4%
- Sat76°57°13%
- Sun74°64°50%
- Mon75°60°50%
- Tue76°62°19%
- Wed82°62°10%
- Thu87°69°11%
- Fri90°73°26%
- Sat93°73°24%
- Sun94°75°26%
- Mon93°72°41%
Forecast data from Open-Meteo (CC BY 4.0).
Right now in the garden
Peak growing season
As of June 15, 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 — Litchfield
SPC has placed Litchfield in the Enhanced Risk category for severe thunderstorms day after tomorrow.
- TODAYNONENo severe risk
- TOMORROWTSTMGeneral Thunderstorms
- DAY 3ENHEnhanced Risk
Numerous severe storms likely. Tornadoes, large hail, and damaging wind gusts possible across the area. Track NWS warnings if storms develop.
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 Litchfield
- 62056
- 62015