Green Island, New York Weather
Cicadas claim the afternoon. Day 14 of summer. Read this microseason across nine climate regions →
Green Island weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 4Overcast28%—85°72°—
- SundayJul 5Overcast10%—83°67°-2°
- MondayJul 6Rain60%1.6″73°63°-10°
- TuesdayJul 7Showers62%0.83″65°61°-8°
- WednesdayJul 8Light Drizzle19%—78°61°+13°
- ThursdayJul 9Light Drizzle28%0.01″83°64°+5°
- FridayJul 10Light Drizzle59%—80°66°-3°
AQI 54 (Moderate), driven by Ozone. AQI up 9 over the last 6 hours (gradual rise). Ozone at AQI 48 — peak already passed at 1 PM under overcast skies. 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 48 — peak already passed at 1 PM under overcast skies. Levels should ease through evening.
- Present
- AQI 48
- UV peak
- 2.3 at earlier today
- Sky at peak
- overcast
- Projected peak
- AQI 48
PM × Wind × Precip
PM2.5 at 5.8 µg/m³, PM10 at 6.6 µg/m³ — typical background levels with no transport signature.
- PM2.5/PM10
- 0.88
- Wind
- breezy
- 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
- 10:52 PM
- Moonset
- 9:55 AM
- In sign
- ♓︎ Pisces
Cicadas claim the afternoon
Green Island at a glance
- Today vs. normal: 16°F above the seasonal normal for this latitude
- Last frost: May 2 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
16-Day Forecast — Green Island
- Sat85°72°28%
- Sun83°69°10%
- Mon73°63°60%
- Tue65°61°62%
- Wed78°61°19%
- Thu83°64°28%
- Fri80°66°59%
- Sat75°68°34%
- Sun73°61°24%
- Mon78°59°29%
- Tue77°62°32%
- Wed84°57°35%
- Thu83°63°69%
- Fri93°64°45%
- Sat93°67°48%
- Sun79°69°47%
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 — Green Island
SPC has placed Green Island in the Marginal Risk category for severe thunderstorms today.
- TODAYMRGLMarginal Risk
- TOMORROWTSTMGeneral Thunderstorms
- DAY 3TSTMGeneral Thunderstorms
Isolated severe storms possible. Limited threat for hail or damaging wind.
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.
Microseason · July 1–5
Cicadas claim the afternoon
Annual cicada buzz begins, peaking in the heat of the day.
Day 185 of 365 · Wedge 37 of 72
Planting calendar
| Month | Plant | Harvest |
|---|---|---|
| January | — | — |
| February | — | — |
| March | — | — |
| April | — | — |
| May | lettuce, peas, spinach, radishes | lettuce, peas, radishes |
| June | lettuce, peas, spinach, radishes, tomatoes, peppers, beans, squash | lettuce, peas, radishes |
| July | tomatoes, peppers, beans, squash | tomatoes, beans, summer squash |
| August | tomatoes, peppers, beans, squash, fall brassicas, garlic (overwinter), carrots | tomatoes, beans, summer squash |
| September | fall brassicas, garlic (overwinter), carrots | tomatoes, beans, summer squash |
| October | — | winter squash, tomatoes (last) |
| November | — | — |
| December | — | — |
A year in weather
In Green Island, July runs warmest near 72°F and January coldest around 23°F, while May is the wettest month (4.1 inches) and February the driest (2.8 inches).
| Month | Mean temp | Precip | Rainy days |
|---|---|---|---|
| January | 23° | 3.2″ | 17 |
| February | 25° | 2.8″ | 16 |
| March | 34° | 3.5″ | 19 |
| April | 47° | 4.0″ | 19 |
| May | 57° | 4.1″ | 19 |
| June | 66° | 4.1″ | 18 |
| July | 72° | 3.7″ | 18 |
| August | 71° | 3.9″ | 18 |
| September | 64° | 3.5″ | 16 |
| October | 53° | 3.7″ | 16 |
| November | 38° | 4.1″ | 17 |
| December | 28° | 3.8″ | 18 |
Regional context
In Green Island, NOAA NCEI 1991-2020 normals put January near 23°F and July near 72°F — a 49°F seasonal arc — with about 44.3 inches of precipitation over 210 rainy or snowy days.
Green Island's precipitation spreads evenly: May peaks at 4.1 inches on 18.5 wet days, while February holds 2.8 inches over 16.5 — no month dominates Green Island's rain calendar. That even rhythm groups Green Island with places like Troy, NY, Watervliet, NY and Cohoes, NY.
Green Island reaches its last hard frost near late-May; that is the cue for kale, peas, spinach, and parsnips. Tomatoes and peppers do best set out two weeks later in Green Island, once nights clear the mid-40s°F. Frost returns to Green Island near early-October, ending the tender-crop season. A creek-bottom lot in Green Island can lag Green Island's last frost 7-10 days behind a south slope.
Similar climates: Troy, NY, Watervliet, NY, Cohoes, NY, Latham, NY, Siena College, NY.
Frequently asked
- When does it freeze in Green Island?
- Green Island's last spring frost lands near mid-May, and in Green Island the first fall frost follows around mid-October.
- What is the rainy season in Green Island?
- Green Island sees its heaviest rain in May (around 4.1 inches), part of roughly 44 inches a year.
- What is the warmest month in Green Island?
- Green Island peaks in July, when the mean runs near 72°F.
- What is the coldest month in Green Island?
- January is Green Island's coldest month, averaging about 23°F.
- When can I start a vegetable garden in Green Island?
- Hardy spring crops go in near mid-May in Green Island; tender peppers and squash wait 10–14 days.
- How many rainy days does Green Island get?
- Green Island records around 210 days of measurable precipitation annually.
- What hardiness zone is Green Island?
- Since January in Green Island averages 23°F, Green Island's USDA zone follows that floor — confirm it by ZIP.
- What is the 10-day forecast for Green Island?
- Green Island's extended outlook — daily high and low temperatures and precipitation chances for each upcoming day — is in the daily forecast above.
- Will it rain this week in Green Island?
- See this week's day-by-day rain chances for Green Island in the daily forecast above, and the next 24 hours in the hourly chart.
- What is the weather like right now in Green Island?
- Current conditions for Green Island and the next 24 hours — temperature, precipitation chance, and wind by the hour — are in the hourly forecast chart above.
- How often is the Green Island forecast updated?
- The Green Island forecast on this page is built from Open-Meteo weather-model data and refreshes regularly through the day.
- When are sunrise and sunset in Green Island?
- Today's sunrise and sunset times for Green Island are in the Almanac section above, along with civil dawn, civil dusk, and day length. Day length is longest near the summer solstice and shortest near the winter solstice.
- How accurate is the weather forecast for Green Island?
- The next few days in Green Island's forecast are the most reliable; accuracy declines beyond about a week as weather-model uncertainty grows.
Climate
In Green Island, New York, the warm-summer humid continental climate runs from about 23°F in January to 72°F in July, a 49°F seasonal range.
Green Island sees close to 44 inches of precipitation annually, falling across some 210 wet days.
From 42.7°N, Green Island sees a 49°F seasonal swing that governs Green Island's planting and frost windows.
ZIP codes in Green Island
- 12183