Waynesburg, Pennsylvania Weather
Cicadas claim the afternoon. Day 15 of summer. Read this microseason across nine climate regions →
Waynesburg weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 4Heavy Rain68%0.75″93°70°—
- SundayJul 5Showers50%0.31″88°71°-5°
- MondayJul 6Thunderstorm79%—82°70°-6°
- TuesdayJul 7Thunderstorm51%—77°66°-5°
- WednesdayJul 8Drizzle15%—84°67°+7°
- ThursdayJul 9Light Drizzle37%—88°63°+4°
- FridayJul 10Light Drizzle72%0.06″79°68°-9°
AQI 66 (Moderate), driven by PM2.5. AQI flat over the last 6 hours (within ±3 points). PM scrubbed by 4 hours of recent rain — PM2.5 down to 10.8 µg/m³, PM10 to 11.1 µg/m³.
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 41. Overcast through the UV peak window (cloud cover ~92%) — afternoon ozone should stay flat.
- Present
- AQI 41
- UV peak
- 0.0 at 1 PM
- Sky at peak
- overcast
- Projected peak
- AQI 5
PM × Wind × Precip
PM scrubbed by 4 hours of recent rain — PM2.5 down to 10.8 µg/m³, PM10 to 11.1 µg/m³.
- PM2.5/PM10
- 0.97
- Wind
- calm
- Recent rain
- 4h in last 6h
- Pattern
- washed out
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
- 11:38 PM
- Moonset
- 11:31 AM
- In sign
- ♓︎ Pisces
Cicadas claim the afternoon
Waynesburg at a glance
- Today vs. normal: 74°F — typical for the season
- Last frost: April 15 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP code: 15370
16-Day Forecast — Waynesburg
- Sat93°70°68%
- Sun88°71°50%
- Mon82°70°79%
- Tue77°66°51%
- Wed84°67°15%
- Thu88°63°37%
- Fri79°68°72%
- Sat78°62°51%
- Sun78°56°27%
- Mon82°55°26%
- Tue85°59°19%
- Wed83°61°35%
- Thu80°56°39%
- Fri89°60°42%
- Sat89°66°43%
- Sun76°66°36%
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 — Waynesburg
SPC has placed Waynesburg in the Slight Risk category for severe thunderstorms today.
- TODAYSLGTSlight Risk
- TOMORROWMRGLMarginal Risk
- 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 Waynesburg
- 15370