Warrenton, Missouri Weather
Cicadas claim the scorching afternoon. Day 14 of summer. Read this microseason across nine climate regions →
Warrenton weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 4Overcast17%—90°75°—
- SundayJul 5Light Drizzle18%0.02″83°71°-7°
- MondayJul 6Overcast——83°66°0°
- TuesdayJul 7Mostly Clear——86°63°+3°
- WednesdayJul 8Overcast——93°64°+7°
- ThursdayJul 9Light Drizzle30%—90°73°-3°
- FridayJul 10Light Drizzle43%—92°71°+2°
AQI 45 (Good), driven by PM2.5. AQI flat over the last 6 hours (within ±3 points). PM2.5 at 9.4 µg/m³, PM10 at 11.8 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 48 — peak already passed at 1 PM under partly cloudy skies. Levels should ease through evening.
- Present
- AQI 48
- UV peak
- 5.7 at earlier today
- Sky at peak
- partly cloudy
- Projected peak
- AQI 48
PM × Wind × Precip
PM2.5 at 9.4 µg/m³, PM10 at 11.8 µg/m³ — typical background levels with no transport signature.
- PM2.5/PM10
- 0.80
- 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).
If the first of July be rainy weather, 'twill rain more or less for four weeks together.
- Moonrise
- 10:57 PM
- Moonset
- 10:12 AM
- In sign
- ♓︎ Pisces
Cicadas claim the scorching afternoon
Warrenton at a glance
- Today vs. normal: 17°F above the seasonal normal for this latitude
- Last frost: April 9 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP code: 63383
16-Day Forecast — Warrenton
- Sat90°75°17%
- Sun83°71°18%
- Mon83°66°5%
- Tue86°63°3%
- Wed93°64°6%
- Thu90°73°30%
- Fri92°71°43%
- Sat80°62°21%
- Sun81°59°7%
- Mon81°57°7%
- Tue80°58°11%
- Wed88°59°12%
- Thu91°63°13%
- Fri92°67°14%
- Sat78°67°21%
- Sun78°66°27%
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 — Warrenton
SPC has placed Warrenton in the Slight Risk category for severe thunderstorms today.
- TODAYSLGTSlight Risk
- TOMORROWTSTMGeneral Thunderstorms
- DAY 3TSTMGeneral Thunderstorms
Scattered severe storms possible. A few tornadoes, hail, and damaging wind gusts possible.
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 Warrenton
- 63383