Clark, Pennsylvania Weather
Cicadas claim the afternoon. Day 14 of summer. Read this microseason across nine climate regions →
Clark weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 4Light Rain51%0.10″90°68°—
- SundayJul 5Light Drizzle71%0.02″84°68°-6°
- MondayJul 6Thunderstorm63%0.03″76°65°-8°
- TuesdayJul 7Light Drizzle22%—82°62°+6°
- WednesdayJul 8Overcast——84°61°+2°
- ThursdayJul 9Heavy Drizzle49%—85°64°+1°
- FridayJul 10Drizzle39%—81°66°-4°
AQI 46 (Good), driven by PM2.5. AQI flat over the last 6 hours (within ±3 points). PM2.5 at 13.6 µg/m³ (AQI 59) with a 0.98 fine-to-coarse ratio and 3 mph wind — combustion smoke trapped in calm air, not road dust.
OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion.
What's driving it
PM × Wind × Precip
PM2.5 at 13.6 µg/m³ (AQI 59) with a 0.98 fine-to-coarse ratio and 3 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.98
- Wind
- calm
- 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
- 11:17 PM
- Moonset
- 10:24 AM
- In sign
- ♓︎ Pisces
Cicadas claim the afternoon
Clark at a glance
- Today vs. normal: 71°F — typical for the season
- Last frost: April 24 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP code: 16113
16-Day Forecast — Clark
- Sat90°68°51%
- Sun84°68°71%
- Mon76°65°63%
- Tue82°62°22%
- Wed84°61°8%
- Thu85°64°49%
- Fri81°66°39%
- Sat84°64°33%
- Sun75°62°24%
- Mon71°59°17%
- Tue76°57°18%
- Wed85°66°32%
- Thu88°67°31%
- Fri86°68°53%
- Sat81°68°38%
- Sun81°62°40%
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 — Clark
SPC has placed Clark 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.
ZIP codes in Clark
- 16113
- 16150