Callender, Iowa Weather
Cicadas claim the afternoon. Day 15 of summer. Read this microseason across nine climate regions →
Callender weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 4Light Rain60%0.09″84°69°—
- SundayJul 5Overcast10%—86°67°+2°
- MondayJul 6Overcast——86°67°0°
- TuesdayJul 7Overcast——86°66°0°
- WednesdayJul 8T-storm w/ Hail47%—85°68°-1°
- ThursdayJul 9Light Drizzle47%—77°62°-8°
- FridayJul 10Light Drizzle11%—82°62°+5°
AQI 39 (Good), driven by PM2.5. AQI flat over the last 6 hours (within ±3 points). PM2.5 at 5.2 µg/m³ (AQI 29) with a 0.84 fine-to-coarse ratio and 4 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
PM × Wind × Precip
PM2.5 at 5.2 µg/m³ (AQI 29) with a 0.84 fine-to-coarse ratio and 4 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.84
- 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
- 11:37 PM
- Moonset
- 11:29 AM
- In sign
- ♓︎ Pisces
Cicadas claim the afternoon
Callender at a glance
- Today vs. normal: 4°F above the seasonal normal for this latitude
- Last frost: April 30 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP code: 50523
16-Day Forecast — Callender
- Sat84°69°60%
- Sun86°67°10%
- Mon86°67°1%
- Tue86°66°3%
- Wed85°68°47%
- Thu77°62°47%
- Fri82°62°11%
- Sat77°64°6%
- Sun77°61°7%
- Mon84°62°7%
- Tue89°70°4%
- Wed86°67°8%
- Thu90°71°26%
- Fri95°72°18%
- Sat92°72°25%
- Sun82°62°9%
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 — Callender
SPC includes Callender 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 Callender
- 50523