Harrisburg, Ohio Weather
Solstice approaches — longest light. Day 88 of spring. Read this microseason across nine climate regions →
Harrisburg weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJun 15Overcast——67°54°—
- TuesdayJun 16Overcast16%—74°53°+7°
- WednesdayJun 17Light Showers56%0.07″71°54°-3°
- ThursdayJun 18Heavy Showers88%2.2″72°58°+1°
- FridayJun 19Thunderstorm11%—67°53°-5°
- SaturdayJun 20Light Drizzle10%—65°49°-2°
- SundayJun 21Drizzle31%0.18″59°55°-6°
AQI 24 (Good), driven by PM2.5. AQI down 9 over the last 6 hours (gradual decline). PM2.5 at 5.1 µg/m³, PM10 at 5.4 µg/m³ — typical background levels with no transport signature.
OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion during the projected peak around 7 PM.
What's driving it
PM × Wind × Precip
PM2.5 at 5.1 µg/m³, PM10 at 5.4 µg/m³ — typical background levels with no transport signature.
- PM2.5/PM10
- 0.94
- Wind
- breezy
- Recent rain
- 0h in last 6h
- Pattern
- background
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
- 5:52 AM
- Moonset
- 9:13 PM
- In sign
- ♋︎ Cancer
Solstice approaches — longest light
Harrisburg at a glance
- Today vs. normal: 16°F below the seasonal normal for this latitude
- Last frost: April 21 (climatological average for this latitude)
- Microseason: Jun 11–15
- Planting window: Stake and prune tomato suckers. Watch for squash vine borers.
16-Day Forecast — Harrisburg
- Mon67°54°8%
- Tue74°53°16%
- Wed71°54°56%
- Thu72°58°88%
- Fri67°53°11%
- Sat65°49°10%
- Sun59°55°31%
- Mon66°50°39%
- Tue69°47°31%
- Wed73°49°12%
- Thu80°58°19%
- Fri81°61°36%
- Sat83°66°33%
- Sun85°69°55%
- Mon85°71°36%
- Tue79°64°48%
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 — Harrisburg
SPC has placed Harrisburg in the Marginal Risk category for severe thunderstorms day after tomorrow.
- TODAYNONENo severe risk
- TOMORROWTSTMGeneral Thunderstorms
- DAY 3MRGLMarginal Risk
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.
ZIP codes in Harrisburg
- 44641