La Grange, Missouri Weather
Heat settles and the rain begins. Day 89 of spring. Read this microseason across nine climate regions →
La Grange weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJun 16Light Drizzle19%—76°59°—
- WednesdayJun 17T-storm w/ Hail43%—89°58°+13°
- ThursdayJun 18Overcast10%—70°60°-19°
- FridayJun 19Light Drizzle——76°56°+6°
- SaturdayJun 20Overcast10%—82°59°+6°
- SundayJun 21Showers73%0.48″74°62°-8°
- MondayJun 22Overcast62%—69°59°-5°
AQI 33 (Good), driven by Ozone. AQI flat over the last 6 hours (within ±3 points). Ozone at AQI 46 now. With UV 6.9 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 42 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 46 now. With UV 6.9 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 42 around 1 PM.
- Present
- AQI 46
- UV peak
- 6.9 at 1 PM
- Sky at peak
- clear
- Projected peak
- AQI 42
PM × Wind × Precip
PM2.5 at 4.7 µg/m³, PM10 at 5.5 µg/m³ — typical background levels with no transport signature.
- PM2.5/PM10
- 0.85
- 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).
Cut your thistles before St. John, you will have two instead of one.
- Moonrise
- 6:50 AM
- Moonset
- 9:55 PM
- In sign
- ♋︎ Cancer
Heat settles and the rain begins
La Grange at a glance
- Today vs. normal: 75°F — typical for the season
- Last frost: April 16 (climatological average for this latitude)
- Microseason: Jun 16–20
- Planting window: Stake and prune tomato suckers. Watch for squash vine borers.
16-Day Forecast — La Grange
- Tue76°59°19%
- Wed89°58°43%
- Thu70°60°10%
- Fri76°56°1%
- Sat82°59°10%
- Sun74°62°73%
- Mon69°59°62%
- Tue74°62°15%
- Wed80°64°12%
- Thu85°65°25%
- Fri87°71°25%
- Sat89°73°39%
- Sun90°72°39%
- Mon90°71°32%
- Tue92°73°29%
- Wed93°76°39%
Forecast data from Open-Meteo (CC BY 4.0).
Right now in the garden
Peak growing season
As of June 16, 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 — La Grange
SPC has placed La Grange in the Enhanced Risk category for severe thunderstorms tomorrow.
- TODAYTSTMGeneral Thunderstorms
- TOMORROWENHEnhanced Risk
- DAY 3NONENo severe 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 La Grange
- 63448