Otterville, Illinois Weather
Sun climbs to its northern throne. Day 88 of spring. Read this microseason across nine climate regions →
Otterville weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJun 15Clear——80°56°—
- TuesdayJun 16Overcast49%—83°62°+3°
- WednesdayJun 17T-storm w/ Hail89%0.43″90°58°+7°
- ThursdayJun 18Overcast89%—70°59°-20°
- FridayJun 19Clear——72°56°+2°
- SaturdayJun 20Light Drizzle15%—77°60°+5°
- SundayJun 21Drizzle50%—78°64°+1°
AQI 22 (Good), driven by PM2.5. AQI down 10 over the last 6 hours (gradual decline). PM2.5 at 6.6 µg/m³ (AQI 37) with a 0.96 fine-to-coarse ratio and 3 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 6.6 µg/m³ (AQI 37) with a 0.96 fine-to-coarse ratio and 3 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.96
- Wind
- calm
- 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
- 5:39 AM
- Moonset
- 8:44 PM
- In sign
- ♊︎ Gemini
Sun climbs to its northern throne
Otterville at a glance
- Today vs. normal: 20°F below the seasonal normal for this latitude
- Last frost: April 10 (climatological average for this latitude)
- Microseason: Jun 11–15
- Planting window: Stake and prune tomato suckers. Watch for squash vine borers.
15-Day Forecast — Otterville
- Mon80°56°0%
- Tue83°62°49%
- Wed90°58°89%
- Thu70°59°89%
- Fri72°56°3%
- Sat77°60°15%
- Sun78°64°50%
- Mon73°61°50%
- Tue75°63°15%
- Wed83°63°16%
- Thu88°70°12%
- Fri91°73°27%
- Sat94°76°27%
- Sun95°75°24%
- Mon94°74°32%
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 — Otterville
SPC has placed Otterville 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 Otterville
- 62052