Caldwell, Ohio Weather
Cicadas claim the afternoon. Day 14 of summer. Read this microseason across nine climate regions →
Caldwell weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 4Overcast33%—96°71°—
- SundayJul 5Overcast67%—91°72°-5°
- MondayJul 6T-storm w/ Hail76%—85°69°-6°
- TuesdayJul 7Light Drizzle25%—86°64°+1°
- WednesdayJul 8Overcast——92°63°+6°
- ThursdayJul 9Overcast39%—90°69°-2°
- FridayJul 10T-storm w/ Hail65%—80°68°-10°
AQI 35 (Good), driven by Ozone. AQI down 6 over the last 6 hours (gradual decline). Ozone at AQI 106 now. With UV 6.8 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 96 around 1 PM.
OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion during the projected peak around 9 PM.
What's driving it
Ozone × UV × Sky
Ozone at AQI 106 now. With UV 6.8 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 96 around 1 PM.
- Present
- AQI 106
- UV peak
- 6.8 at 1 PM
- Sky at peak
- clear
- Projected peak
- AQI 96
PM × Wind × Precip
PM2.5 at 7.2 µg/m³ (AQI 40) with a 0.90 fine-to-coarse ratio and 6 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.90
- Wind
- light
- 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
- 11:20 PM
- Moonset
- 10:30 AM
- In sign
- ♓︎ Pisces
Cicadas claim the afternoon
Caldwell at a glance
- Today vs. normal: 16°F above the seasonal normal for this latitude
- Last frost: April 14 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP code: 43724
16-Day Forecast — Caldwell
- Sat96°71°33%
- Sun91°72°67%
- Mon85°69°76%
- Tue86°64°25%
- Wed92°63°7%
- Thu90°69°39%
- Fri80°68°65%
- Sat89°67°49%
- Sun79°62°25%
- Mon73°58°15%
- Tue83°60°15%
- Wed91°67°24%
- Thu94°68°23%
- Fri93°70°19%
- Sat85°69°26%
- Sun90°69°20%
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 — Caldwell
SPC has placed Caldwell in the Slight Risk category for severe thunderstorms today.
- TODAYSLGTSlight Risk
- TOMORROWTSTMGeneral Thunderstorms
- DAY 3TSTMGeneral Thunderstorms
Scattered severe storms possible. A few tornadoes, hail, and damaging wind gusts possible.
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 Caldwell
- 43724