Lloyd Harbor, New York Weather
Cicadas claim the afternoon. Day 14 of summer. Read this microseason across nine climate regions →
Lloyd Harbor weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 4Light Rain39%0.05″96°76°—
- SundayJul 5Rain46%0.40″89°72°-7°
- MondayJul 6Light Showers88%0.39″72°70°-17°
- TuesdayJul 7Light Drizzle82%0.09″71°64°-1°
- WednesdayJul 8Overcast22%—81°64°+10°
- ThursdayJul 9Overcast12%—89°71°+8°
- FridayJul 10Overcast53%—91°76°+2°
AQI 109 (Unhealthy for Sensitive Groups), driven by Ozone. AQI up 50 in the last 6 hours — air quality is degrading. Ozone at AQI 166 — peak already passed at 1 PM under clear skies. Levels should ease through evening.
CAUTION Sensitive groups (children, elderly, respiratory conditions) should limit prolonged outdoor exertion.
What's driving it
Ozone × UV × Sky
Ozone at AQI 166 — peak already passed at 1 PM under clear skies. Levels should ease through evening.
- Present
- AQI 166
- UV peak
- 3.9 at earlier today
- Sky at peak
- clear
- Projected peak
- AQI 166
PM × Wind × Precip
PM2.5 at 16.5 µg/m³, PM10 at 19.0 µg/m³ — typical background levels with no transport signature.
- PM2.5/PM10
- 0.87
- 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).
If the first of July be rainy weather, 'twill rain more or less for four weeks together.
- Moonrise
- 10:49 PM
- Moonset
- 9:56 AM
- In sign
- ♓︎ Pisces
Cicadas claim the afternoon
Lloyd Harbor at a glance
- Today vs. normal: 24°F above the seasonal normal for this latitude
- Last frost: April 21 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
16-Day Forecast — Lloyd Harbor
- Sat97°76°39%
- Sun89°72°46%
- Mon72°70°88%
- Tue71°64°82%
- Wed81°64°22%
- Thu89°71°12%
- Fri91°76°53%
- Sat89°78°42%
- Sun84°73°23%
- Mon75°69°23%
- Tue82°69°24%
- Wed87°70°31%
- Thu90°75°43%
- Fri93°76°45%
- Sat92°78°35%
- Sun92°78°48%
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 — Lloyd Harbor
SPC has placed Lloyd Harbor in the Slight Risk category for severe thunderstorms today.
- TODAYSLGTSlight Risk
- TOMORROWMRGLMarginal Risk
- DAY 3TSTMGeneral Thunderstorms
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.
Beaches near Lloyd Harbor
- Jones Beach22.2 mi
- Robert Moses Beach22.5 mi
- Long Beach NY24.7 mi
Each linked page shows live water temperature, wave height, swim and surf verdicts, tides, and rip-current risk from NDBC + NOAA + NWS data.
ZIP codes in Lloyd Harbor
- 11743
- 11724