Monticello, Missouri Weather
Cicadas claim the scorching afternoon. Day 14 of summer. Read this microseason across nine climate regions →
Monticello weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 4Light Showers19%0.08″87°72°—
- SundayJul 5Light Rain16%0.11″85°70°-2°
- MondayJul 6Overcast——82°67°-3°
- TuesdayJul 7Clear——84°63°+2°
- WednesdayJul 8Overcast——89°64°+5°
- ThursdayJul 9Thunderstorm39%0.03″83°70°-6°
- FridayJul 10Light Showers39%0.01″84°68°+1°
AQI 32 (Good), driven by Ozone. AQI flat over the last 6 hours (within ±3 points). Ozone at AQI 47 now. With UV 5.3 peaking around 1 PM under partly cloudy skies, surface ozone likely climbs to AQI 24 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 47 now. With UV 5.3 peaking around 1 PM under partly cloudy skies, surface ozone likely climbs to AQI 24 around 1 PM.
- Present
- AQI 47
- UV peak
- 5.3 at 1 PM
- Sky at peak
- partly cloudy
- Projected peak
- AQI 24
PM × Wind × Precip
PM2.5 at 7.5 µg/m³, PM10 at 8.3 µg/m³ — typical background levels with no transport signature.
- PM2.5/PM10
- 0.90
- 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
- 11:01 PM
- Moonset
- 10:13 AM
- In sign
- ♓︎ Pisces
Cicadas claim the scorching afternoon
Monticello at a glance
- Today vs. normal: 13°F above the seasonal normal for this latitude
- Last frost: April 17 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP code: 63457
16-Day Forecast — Monticello
- Sat87°72°19%
- Sun85°70°16%
- Mon82°67°5%
- Tue84°63°2%
- Wed89°64°7%
- Thu83°70°39%
- Fri84°68°39%
- Sat71°63°19%
- Sun77°60°7%
- Mon78°59°4%
- Tue78°58°10%
- Wed82°58°10%
- Thu85°64°16%
- Fri81°69°19%
- Sat84°66°14%
- Sun76°62°19%
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 — Monticello
SPC has placed Monticello in the Marginal Risk category for severe thunderstorms today.
- TODAYMRGLMarginal Risk
- TOMORROWTSTMGeneral Thunderstorms
- DAY 3TSTMGeneral Thunderstorms
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 Monticello
- 63457