Centerville, Iowa Weather
Cicadas claim the scorching afternoon. Day 14 of summer. Read this microseason across nine climate regions →
Centerville weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 4Heavy Showers35%0.90″85°68°—
- SundayJul 5Drizzle13%0.04″86°69°+1°
- MondayJul 6Light Drizzle——80°66°-6°
- TuesdayJul 7Partly Cloudy——83°63°+3°
- WednesdayJul 8Overcast13%—87°64°+4°
- ThursdayJul 9Showers40%0.04″80°71°-7°
- FridayJul 10Drizzle29%—82°67°+2°
AQI 35 (Good), driven by Ozone. AQI up 5 over the last 6 hours (gradual rise). Ozone at AQI 44 — peak already passed at 1 PM under overcast 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 44 — peak already passed at 1 PM under overcast skies. Levels should ease through evening.
- Present
- AQI 44
- UV peak
- 2.7 at earlier today
- Sky at peak
- overcast
- Projected peak
- AQI 44
PM × Wind × Precip
PM2.5 at 5.0 µg/m³ (AQI 28) with a 0.83 fine-to-coarse ratio and 4 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.83
- 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).
If the first of July be rainy weather, 'twill rain more or less for four weeks together.
- Moonrise
- 11:07 PM
- Moonset
- 10:17 AM
- In sign
- ♓︎ Pisces
Cicadas claim the scorching afternoon
Centerville at a glance
- Today vs. normal: 14°F above the seasonal normal for this latitude
- Last frost: April 20 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP code: 52544
16-Day Forecast — Centerville
- Sat86°68°35%
- Sun86°69°13%
- Mon80°66°8%
- Tue83°63°1%
- Wed87°64°13%
- Thu80°71°40%
- Fri82°67°29%
- Sat73°60°9%
- Sun76°59°7%
- Mon78°58°7%
- Tue79°59°9%
- Wed81°57°17%
- Thu84°64°17%
- Fri82°70°16%
- Sat80°63°18%
- Sun75°59°26%
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 — Centerville
SPC includes Centerville in the general thunderstorm area today — no severe risk, but storms are possible.
- TODAYTSTMGeneral Thunderstorms
- TOMORROWTSTMGeneral Thunderstorms
- DAY 3NONENo severe risk
Thunderstorms possible. Not severe, but capable of producing lightning and brief heavy rain.
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 Centerville
- 52544