New Gretna, New Jersey Weather
Fireflies rise from the lawn. Day 76 of spring. Read this microseason across nine climate regions →
New Gretna weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJun 3Mostly Clear——81°52°—
- ThursdayJun 4Overcast——85°53°+4°
- FridayJun 5Overcast——87°58°+2°
- SaturdayJun 6Overcast——90°63°+3°
- SundayJun 7Showers68%—78°59°-12°
- MondayJun 8Overcast28%—68°55°-10°
- TuesdayJun 9Overcast16%—79°53°+11°
Ozone at AQI 95 — peak already passed at 1 PM under clear skies. AQI up 34 in the last 6 hours — air quality is degrading. Levels should ease through evening.
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 95 — peak already passed at 1 PM under clear skies. Levels should ease through evening.
- Present
- AQI 95
- UV peak
- 0.6 at earlier today
- Sky at peak
- clear
- Projected peak
- AQI 95
PM × Wind × Precip
PM2.5 at 16.4 µg/m³, PM10 at 19.8 µg/m³ — typical background levels with no transport signature.
- PM2.5/PM10
- 0.83
- Wind
- light
- 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).










































The higher the clouds, the finer the weather.
- Moonrise
- 2:46 AM
- Moonset
- 11:56 AM
- In sign
- ♑︎ Capricorn
Fireflies rise from the lawn
New Gretna at a glance
- Today vs. normal: 74°F — typical for the season
- Last frost: April 14 (climatological average for this latitude)
- Microseason: Jun 1–5
- Planting window: Harvest spring lettuce before it bolts. Sow heat-tolerant greens.
Right now in the garden
Peak growing season
As of June 3, 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.