Elgin, Iowa Weather
Cicadas claim the afternoon. Day 14 of summer. Read this microseason across nine climate regions →
Elgin weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 4Drizzle34%0.06″85°69°—
- SundayJul 5Heavy Showers24%0.69″81°68°-4°
- MondayJul 6Light Drizzle——81°64°0°
- TuesdayJul 7Light Drizzle——81°64°0°
- WednesdayJul 8T-storm w/ Hail43%—82°65°+1°
- ThursdayJul 9Heavy Drizzle45%—75°68°-7°
- FridayJul 10Overcast11%—79°63°+4°
AQI 36 (Good), driven by PM2.5. AQI up 7 over the last 6 hours (gradual rise). PM2.5 at 11.4 µg/m³ (AQI 55) with a 0.74 fine-to-coarse ratio and 2 mph wind — combustion smoke trapped in calm air, not road dust.
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 35. Overcast through the UV peak window (cloud cover ~100%) — afternoon ozone should stay flat.
- Present
- AQI 35
- UV peak
- 5.2 at 1 PM
- Sky at peak
- overcast
- Projected peak
- AQI 12
PM × Wind × Precip
PM2.5 at 11.4 µg/m³ (AQI 55) with a 0.74 fine-to-coarse ratio and 2 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.74
- 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
- 11:05 PM
- Moonset
- 10:09 AM
- In sign
- ♓︎ Pisces
Cicadas claim the afternoon
Elgin at a glance
- Today vs. normal: 12°F above the seasonal normal for this latitude
- Last frost: May 4 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP code: 52141
16-Day Forecast — Elgin
- Sat85°69°34%
- Sun81°68°24%
- Mon81°64°2%
- Tue81°64°3%
- Wed82°65°43%
- Thu75°68°45%
- Fri79°63°11%
- Sat82°62°11%
- Sun69°58°11%
- Mon75°53°8%
- Tue78°61°5%
- Wed78°63°16%
- Thu79°67°19%
- Fri83°67°26%
- Sat87°70°23%
- Sun85°71°32%
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 — Elgin
SPC includes Elgin in the general thunderstorm area today — no severe risk, but storms are possible.
- TODAYTSTMGeneral Thunderstorms
- TOMORROWTSTMGeneral Thunderstorms
- DAY 3TSTMGeneral Thunderstorms
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 Elgin
- 52141