Dayton, New Jersey Weather
Cicadas claim the afternoon. Day 15 of summer. Read this microseason across nine climate regions →
Dayton weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 5Light Rain85%0.12″86°73°—
- MondayJul 6Rain94%0.76″75°70°-11°
- TuesdayJul 7Light Drizzle88%0.01″70°65°-5°
- WednesdayJul 8Overcast21%—77°64°+7°
- ThursdayJul 9Light Drizzle19%—83°62°+6°
- FridayJul 10Light Drizzle34%—86°68°+3°
- SaturdayJul 11Overcast22%—84°61°-2°
AQI 38 (Good), driven by PM2.5. AQI down 28 over the last 6 hours — air quality is improving sharply. PM2.5 at 8.4 µg/m³ (AQI 47) with a 0.98 fine-to-coarse ratio and 1 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
Ozone × UV × Sky
Ozone at AQI 30. Overcast through the UV peak window (cloud cover ~76%) — afternoon ozone should stay flat.
- Present
- AQI 30
- UV peak
- 0.3 at 1 PM
- Sky at peak
- overcast
- Projected peak
- AQI 4
PM × Wind × Precip
PM2.5 at 8.4 µg/m³ (AQI 47) with a 0.98 fine-to-coarse ratio and 1 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
- 11:15 PM
- Moonset
- 11:07 AM
- In sign
- ♓︎ Pisces
Cicadas claim the afternoon
Dayton 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.
ZIP code: 08810
15-Day Forecast — Dayton
- Sun86°73°85%
- Mon75°70°94%
- Tue70°65°88%
- Wed77°64°21%
- Thu83°62°19%
- Fri86°68°34%
- Sat84°61°22%
- Sun80°61°26%
- Mon73°63°19%
- Tue85°60°13%
- Wed85°64°16%
- Thu91°66°33%
- Fri84°70°27%
- Sat85°67°33%
- Sun90°68°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 — Dayton
SPC has placed Dayton 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 Dayton
- 08810