Lloyd Harbor, New York Weather
Fireflies rise from the lawn. Day 77 of spring. Read this microseason across nine climate regions →
Lloyd Harbor weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJun 4Overcast——87°60°—
- FridayJun 5Overcast——92°59°+5°
- SaturdayJun 6Drizzle39%—91°72°-1°
- SundayJun 7Drizzle59%—84°69°-7°
- MondayJun 8Overcast21%—77°60°-7°
- TuesdayJun 9Overcast——85°64°+8°
- WednesdayJun 10Partly Cloudy——84°66°-1°
PM2.5 at 13.4 µg/m³ (AQI 59) with a 0.86 fine-to-coarse ratio and 5 mph wind — combustion smoke trapped in calm air, not road dust. AQI down 18 over the last 6 hours — air quality is improving sharply.
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 33 now. With UV 3.3 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 15 by mid-afternoon.
- Present
- AQI 33
- UV peak
- 3.3 at 1 PM
- Sky at peak
- clear
- Projected peak
- AQI 15
PM × Wind × Precip
PM2.5 at 13.4 µg/m³ (AQI 59) with a 0.86 fine-to-coarse ratio and 5 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.86
- Wind
- light
- 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).
A summer fog for fair, a winter fog for rain.
- Moonrise
- 3:24 AM
- Moonset
- 12:50 PM
- In sign
- ♑︎ Capricorn
Fireflies rise from the lawn
Lloyd Harbor at a glance
- Today vs. normal: 13°F below the seasonal normal for this latitude
- Last frost: April 21 (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 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.
Beaches near Lloyd Harbor
- Jones Beach Beach22.2 mi
- Robert Moses Beach22.5 mi
- Long Beach NY Beach24.7 mi
Each linked page shows live water temperature, wave height, swim and surf verdicts, tides, and rip-current risk from NDBC + NOAA + NWS data.