Hillsboro, Ohio Weather
Sun climbs to its northern throne. Day 88 of spring. Read this microseason across nine climate regions →
Hillsboro weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJun 15Overcast——71°54°—
- TuesdayJun 16Light Drizzle20%0.02″80°53°+9°
- WednesdayJun 17T-storm w/ Hail46%—79°57°-1°
- ThursdayJun 18Thunderstorm79%0.08″77°61°-2°
- FridayJun 19Light Drizzle28%—71°53°-6°
- SaturdayJun 20Overcast——71°50°0°
- SundayJun 21Drizzle33%0.17″62°58°-9°
AQI 23 (Good), driven by Ozone. AQI flat over the last 6 hours (within ±3 points). Ozone at AQI 32. Overcast through the UV peak window (cloud cover ~69%) — afternoon ozone should stay flat.
OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion during the projected peak around 10 PM.
What's driving it
Ozone × UV × Sky
Ozone at AQI 32. Overcast through the UV peak window (cloud cover ~69%) — afternoon ozone should stay flat.
- Present
- AQI 32
- UV peak
- 5.7 at 1 PM
- Sky at peak
- overcast
- Projected peak
- AQI 12
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).
A summer fog for fair, a winter fog for rain.
- Moonrise
- 6:09 AM
- Moonset
- 9:16 PM
- In sign
- ♋︎ Cancer
Sun climbs to its northern throne
Hillsboro at a glance
- Today vs. normal: 10°F below the seasonal normal for this latitude
- Last frost: April 11 (climatological average for this latitude)
- Microseason: Jun 11–15
- Planting window: Stake and prune tomato suckers. Watch for squash vine borers.
16-Day Forecast — Hillsboro
- Mon71°54°1%
- Tue80°53°20%
- Wed79°57°46%
- Thu77°61°79%
- Fri71°53°28%
- Sat71°50°5%
- Sun62°58°33%
- Mon70°56°47%
- Tue70°50°35%
- Wed75°53°12%
- Thu79°58°13%
- Fri82°64°19%
- Sat85°68°29%
- Sun86°71°39%
- Mon87°71°52%
- Tue83°67°40%
Forecast data from Open-Meteo (CC BY 4.0).
Right now in the garden
Peak growing season
As of June 15, 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 — Hillsboro
SPC has placed Hillsboro in the Slight Risk category for severe thunderstorms day after tomorrow.
- TODAYNONENo severe risk
- TOMORROWTSTMGeneral Thunderstorms
- DAY 3SLGTSlight Risk
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 Hillsboro
- 45133