Chesterhill, Ohio Weather
Night falls a minute earlier. Day 43 of summer. Read this microseason across nine climate regions →
Chesterhill weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayAug 2Heavy Showers52%0.42″82°70°—
- MondayAug 3Drizzle—0.06″82°68°0°
- TuesdayAug 4Light Drizzle——87°61°+5°
- WednesdayAug 5Overcast47%—89°66°+2°
- ThursdayAug 6Light Showers36%—95°68°+6°
- FridayAug 7Drizzle50%—90°66°-5°
- SaturdayAug 8Light Showers40%—91°67°+1°
AQI 43 (Good), driven by Ozone. AQI flat over the last 6 hours (within ±3 points). Ozone at AQI 39. Overcast through the UV peak window (cloud cover ~94%) — afternoon ozone should stay flat.
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 39. Overcast through the UV peak window (cloud cover ~94%) — afternoon ozone should stay flat.
- Present
- AQI 39
- UV peak
- 3.1 at 1 PM
- Sky at peak
- overcast
- Projected peak
- AQI 8
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).








































Red sky at night, sailor's delight.
- Moonrise
- 10:10 PM
- Moonset
- 10:31 AM
- In sign
- ♓︎ Pisces
Night falls a minute earlier
Chesterhill at a glance
- Today vs. normal: 11°F above the seasonal normal for this latitude
- Last frost: April 13 (climatological average for this latitude)
- Microseason: Aug 1–5
- Planting window: Sow fall peas. Start kale and collard seedlings for fall.
ZIP code: 43728
16-Day Forecast — Chesterhill
- Sun82°70°52%
- Mon82°68°7%
- Tue87°61°5%
- Wed89°66°47%
- Thu95°68°36%
- Fri90°66°50%
- Sat91°67°40%
- Sun96°67°25%
- Mon96°70°34%
- Tue89°70°34%
- Wed93°68°23%
- Thu96°68°28%
- Fri93°71°33%
- Sat99°72°32%
- Sun90°69°23%
- Mon91°68°23%
Forecast data from Open-Meteo (CC BY 4.0).
Right now in the garden
Peak growing season
As of August 2, 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 — Chesterhill
SPC has placed Chesterhill in the Marginal Risk category for severe thunderstorms today.
- TODAYMRGLMarginal Risk
- TOMORROWTSTMGeneral Thunderstorms
- DAY 3TSTMGeneral Thunderstorms
Isolated severe storms possible. Limited threat for hail or damaging wind.
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.
Sun & seasons in Chesterhill
Chesterhill sits in Morgan County, where the year’s longest day runs 14h 58m of daylight and its shortest just 9h 23m — a swing of +5h 35m between the June and December solstices. Clocks spring forward on Sunday, March 8, 2026 and fall back on Sunday, November 1, 2026.
Cincinnati, the state’s largest city, lies about 143 miles to the W. The nearest town Chesterhill tracks is Columbus, roughly 69 miles to the WNW.
ZIP codes in Chesterhill
- 43728