La Plata, Missouri Weather
Cicadas claim the scorching afternoon. Day 14 of summer. Read this microseason across nine climate regions →
La Plata weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 4Overcast25%—87°69°—
- SundayJul 5Overcast19%—86°69°-1°
- MondayJul 6Heavy Rain—1.4″82°67°-4°
- TuesdayJul 7Mostly Clear——84°63°+2°
- WednesdayJul 8Overcast——88°65°+4°
- ThursdayJul 9Thunderstorm33%0.05″84°70°-4°
- FridayJul 10Drizzle35%—83°68°-1°
AQI 41 (Good), driven by Ozone. AQI flat over the last 6 hours (within ±4 points). Ozone at AQI 49 — peak already passed at 1 PM under partly cloudy skies. Levels should ease through evening.
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 49 — peak already passed at 1 PM under partly cloudy skies. Levels should ease through evening.
- Present
- AQI 49
- UV peak
- 4.8 at earlier today
- Sky at peak
- partly cloudy
- Projected peak
- AQI 49
PM × Wind × Precip
PM2.5 at 6.6 µg/m³, PM10 at 8.1 µg/m³ — typical background levels with no transport signature.
- PM2.5/PM10
- 0.81
- 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
- 11:04 PM
- Moonset
- 10:16 AM
- In sign
- ♓︎ Pisces
Cicadas claim the scorching afternoon
La Plata at a glance
- Today vs. normal: 15°F above the seasonal normal for this latitude
- Last frost: April 16 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP code: 63549
16-Day Forecast — La Plata
- Sat86°69°25%
- Sun86°69°19%
- Mon82°67°8%
- Tue84°63°1%
- Wed88°65°9%
- Thu84°70°33%
- Fri83°68°35%
- Sat75°62°17%
- Sun77°59°7%
- Mon79°58°4%
- Tue78°58°8%
- Wed82°57°23%
- Thu83°64°13%
- Fri82°69°13%
- Sat85°66°19%
- Sun76°62°29%
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 — La Plata
SPC has placed La Plata in the Marginal Risk category for severe thunderstorms today.
- TODAYMRGLMarginal Risk
- TOMORROWTSTMGeneral Thunderstorms
- DAY 3NONENo severe risk
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 La Plata
- 63549