Colesburg, Iowa Weather
Cicadas claim the afternoon. Day 15 of summer. Read this microseason across nine climate regions →
Colesburg weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 5Foggy——82°66°—
- MondayJul 6Mostly Clear——82°65°0°
- TuesdayJul 7Overcast——80°64°-2°
- WednesdayJul 8Light Drizzle47%—81°66°+1°
- ThursdayJul 9Drizzle56%—77°68°-4°
- FridayJul 10Light Drizzle29%—75°63°-2°
- SaturdayJul 11Light Drizzle11%—77°62°+2°
AQI 28 (Good), driven by Ozone. AQI flat over the last 6 hours (within ±3 points). Ozone at AQI 35 — peak already passed at 1 PM under clear 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 35 — peak already passed at 1 PM under clear skies. Levels should ease through evening.
- Present
- AQI 35
- UV peak
- 5.9 at earlier today
- Sky at peak
- clear
- Projected peak
- AQI 35
PM × Wind × Precip
PM2.5 at 4.8 µg/m³ (AQI 27) with a 0.96 fine-to-coarse ratio and 4 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.96
- 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
- 11:25 PM
- Moonset
- 11:16 AM
- In sign
- ♓︎ Pisces
Cicadas claim the afternoon
Colesburg at a glance
- Today vs. normal: 12°F above the seasonal normal for this latitude
- Last frost: May 2 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP code: 52035
16-Day Forecast — Colesburg
- Sun82°66°6%
- Mon82°65°1%
- Tue80°64°1%
- Wed81°66°47%
- Thu77°68°56%
- Fri75°63°29%
- Sat77°62°11%
- Sun82°64°9%
- Mon75°59°5%
- Tue73°55°5%
- Wed76°60°11%
- Thu77°61°16%
- Fri81°63°23%
- Sat84°67°20%
- Sun86°69°19%
- Mon86°71°19%
Forecast data from Open-Meteo (CC BY 4.0).
Right now in the garden
Peak growing season
As of July 5, 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 — Colesburg
SPC includes Colesburg in the general thunderstorm area today — no severe risk, but storms are possible.
- TODAYTSTMGeneral Thunderstorms
- TOMORROWNONENo severe risk
- 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 Colesburg
- 52035