Plainsboro Center, New Jersey Weather
Cicadas claim the afternoon. Day 15 of summer. Read this microseason across nine climate regions →
Plainsboro Center weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 5Heavy Rain70%1.2″86°73°—
- MondayJul 6Light Showers94%0.88″78°66°-8°
- TuesdayJul 7Light Showers85%0.01″71°64°-7°
- WednesdayJul 8Overcast36%—76°62°+5°
- ThursdayJul 9Light Drizzle14%—83°62°+7°
- FridayJul 10Light Drizzle42%—86°67°+3°
- SaturdayJul 11Overcast35%—83°59°-3°
AQI 42 (Good), driven by PM2.5. AQI down 47 over the last 6 hours — air quality is improving sharply. PM2.5 at 7.7 µg/m³ (AQI 43) with a 0.97 fine-to-coarse ratio and 4 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 7.7 µg/m³ (AQI 43) with a 0.97 fine-to-coarse ratio and 4 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.97
- 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
- 11:15 PM
- Moonset
- 11:08 AM
- In sign
- ♓︎ Pisces
Cicadas claim the afternoon
Plainsboro Center at a glance
- Today vs. normal: 73°F — typical for the season
- Last frost: April 18 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
15-Day Forecast — Plainsboro Center
- Sun85°73°70%
- Mon78°66°94%
- Tue71°64°85%
- Wed76°62°36%
- Thu83°62°14%
- Fri86°67°42%
- Sat83°59°35%
- Sun78°60°24%
- Mon74°62°15%
- Tue84°59°18%
- Wed85°63°21%
- Thu91°65°33%
- Fri83°69°27%
- Sat85°67°33%
- Sun89°67°32%
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 — Plainsboro Center
SPC has placed Plainsboro Center in the Slight Risk category for severe thunderstorms today.
- TODAYSLGTSlight Risk
- TOMORROWTSTMGeneral Thunderstorms
- DAY 3NONENo severe 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 Plainsboro Center
- 08536