Greenvale, New York Weather
Fireflies rise from the lawn. Day 76 of spring. Read this microseason across nine climate regions →
Greenvale weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJun 3Clear——81°56°—
- ThursdayJun 4Overcast——87°58°+6°
- FridayJun 5Overcast——88°60°+1°
- SaturdayJun 6Overcast23%—92°72°+4°
- SundayJun 7Rain72%0.42″79°59°-13°
- MondayJun 8Light Drizzle44%0.01″78°57°-1°
- TuesdayJun 9Overcast14%—85°62°+7°
Ozone at AQI 85 — peak already passed at 1 PM under clear skies. AQI flat over the last 6 hours (within ±3 points). 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 85 — peak already passed at 1 PM under clear skies. Levels should ease through evening.
- Present
- AQI 85
- UV peak
- 1.7 at earlier today
- Sky at peak
- clear
- Projected peak
- AQI 85
PM × Wind × Precip
PM2.5 at 13.7 µg/m³ (AQI 60) with a 0.85 fine-to-coarse ratio and 3 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.85
- 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).
The higher the clouds, the finer the weather.
- Moonrise
- 2:48 AM
- Moonset
- 11:47 AM
- In sign
- ♑︎ Capricorn
Fireflies rise from the lawn
Greenvale at a glance
- Today vs. normal: 7°F above 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 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.
Planting calendar
| Month | Plant | Harvest |
|---|---|---|
| January | — | — |
| February | — | — |
| March | — | — |
| April | lettuce, peas, spinach, radishes | — |
| May | lettuce, peas, spinach, radishes, tomatoes, peppers, beans, squash | lettuce, peas, radishes |
| June | tomatoes, peppers, beans, squash | lettuce, peas, radishes |
| July | tomatoes, peppers, beans, squash | tomatoes, beans, summer squash |
| August | — | tomatoes, beans, summer squash |
| September | fall brassicas, garlic (overwinter), carrots | tomatoes, beans, summer squash |
| October | fall brassicas, garlic (overwinter), carrots | winter squash, tomatoes (last) |
| November | — | — |
| December | — | — |
A year in weather
Greenvale's warmest month is July (~79°F mean) and its coldest is January (~34°F). Rainfall peaks in August (4.4 inches) and bottoms out in February (2.9 inches).
| Month | Mean temp | Precip | Rainy days |
|---|---|---|---|
| January | 34° | 3.3″ | 6 |
| February | 36° | 2.9″ | 6 |
| March | 43° | 4.0″ | 7 |
| April | 54° | 3.9″ | 6 |
| May | 64° | 3.6″ | 7 |
| June | 73° | 4.0″ | 7 |
| July | 79° | 4.3″ | 6 |
| August | 78° | 4.4″ | 6 |
| September | 71° | 3.9″ | 6 |
| October | 60° | 3.8″ | 5 |
| November | 49° | 3.1″ | 6 |
| December | 40° | 4.1″ | 7 |
Frequently asked
- When does it freeze in Greenvale?
- Greenvale's last spring frost typically falls around mid-April, and the first fall frost arrives around mid-November.
- What is the rainy season in Greenvale?
- August is the wettest month with about 4.4 inches of rain on average; the city receives roughly 45 inches annually.
- What is the warmest month in Greenvale?
- July is typically warmest, averaging about 79°F.
- What is the coldest month in Greenvale?
- January is typically coldest, averaging about 34°F.
- When can I start a vegetable garden in Greenvale?
- Cool-season crops (peas, lettuce) can be sown around the last spring frost (mid-April); warm-season crops (tomatoes, peppers) wait until 1–2 weeks after.
- How many rainy days does Greenvale get?
- Greenvale averages about 75 rainy days per year.
- What hardiness zone is Greenvale?
- Greenvale's USDA hardiness zone is determined by its lowest average winter temperature; check the USDA's online lookup with the city ZIP for the current zone designation.
Climate
Greenvale, New York sits in a warm-summer humid continental climate zone. January means hover near 34°F while July averages 79°F — a 45°F seasonal swing.
Across the year, Greenvale receives about 45 inches of precipitation spread over roughly 75 rainy days.
The rhythm of the year is set by latitude (40.8°N), proximity to large water bodies, and elevation — all of which shape what grows here, when frost is likely, and what the weather story looks like day to day.
Beaches near Greenvale
- Long Beach NY Beach15.5 mi
- Jones Beach Beach16.3 mi
- Rockaway Beach Beach19.2 mi
Each linked page shows live water temperature, wave height, swim and surf verdicts, tides, and rip-current risk from NDBC + NOAA + NWS data.