West Hempstead, New York Weather
Cicadas claim the afternoon. Day 14 of summer. Read this microseason across nine climate regions →
West Hempstead weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 4Light Drizzle35%0.02″98°77°—
- SundayJul 5Heavy Rain47%1.7″88°71°-10°
- MondayJul 6Light Showers88%0.06″73°71°-15°
- TuesdayJul 7Drizzle80%0.02″72°65°-1°
- WednesdayJul 8Overcast20%—83°64°+11°
- ThursdayJul 9Overcast10%—88°72°+5°
- FridayJul 10Overcast43%—92°76°+4°
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
- 9:57 AM
- In sign
- ♓︎ Pisces
Cicadas claim the afternoon
West Hempstead at a glance
- Today vs. normal: 26°F above the seasonal normal for this latitude
- Last frost: April 20 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP code: 11552
16-Day Forecast — West Hempstead
- Sat98°77°35%
- Sun88°71°47%
- Mon73°71°88%
- Tue72°65°80%
- Wed83°64°20%
- Thu88°72°10%
- Fri92°76°43%
- Sat91°77°41%
- Sun88°74°22%
- Mon77°68°19%
- Tue82°69°22%
- Wed87°70°25%
- Thu93°74°45%
- Fri94°76°42%
- Sat92°78°35%
- Sun93°79°42%
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 — West Hempstead
SPC has placed West Hempstead 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.
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 | 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
West Hempstead's warmest month is July (~76°F mean) and its coldest is January (~31°F). Rainfall peaks in December (4.3 inches) and bottoms out in February (3.0 inches).
| Month | Mean temp | Precip | Rainy days |
|---|---|---|---|
| January | 31° | 3.6″ | 13 |
| February | 33° | 3.0″ | 13 |
| March | 40° | 3.8″ | 15 |
| April | 50° | 4.0″ | 17 |
| May | 59° | 3.8″ | 18 |
| June | 69° | 3.6″ | 16 |
| July | 76° | 3.3″ | 16 |
| August | 75° | 4.0″ | 17 |
| September | 69° | 3.4″ | 13 |
| October | 58° | 3.3″ | 11 |
| November | 45° | 4.0″ | 13 |
| December | 36° | 4.3″ | 13 |
Regional context
Per NOAA NCEI 1991-2020 normals, West Hempstead runs from a 31°F January mean to 76°F in July, a 44°F seasonal spread, with near 44 inches of precipitation across about 175 wet days.
No season owns West Hempstead's rain: December reaches 4.3 inches across 13.4 days and February keeps 3.0 inches on 12.8, an even spread through West Hempstead's year. That even rhythm groups West Hempstead with places like Malverne Park Oaks, NY, Garden City South, NY and Lakeview, NY.
Around mid-April, West Hempstead sheds its freezing nights — peas, lettuce, spinach, and radishes go into West Hempstead's beds. Heat-demanding starts go out a fortnight on in West Hempstead, after the soil warms and cold snaps clear. Frost returns to West Hempstead near mid-November, ending the tender-crop season. West Hempstead's low ground holds frost later into spring than West Hempstead's benches, which run 3-5 days ahead.
Similar climates: Malverne Park Oaks, NY, Garden City South, NY, Lakeview, NY, Franklin Square, NY, South Hempstead, NY.
Frequently asked
- When does it freeze in West Hempstead?
- In West Hempstead, expect the last spring frost near mid-April; West Hempstead's first autumn frost comes around mid-November.
- What is the rainy season in West Hempstead?
- West Hempstead sees its heaviest rain in December (around 4.3 inches), part of roughly 44 inches a year.
- What is the warmest month in West Hempstead?
- On average July tops the year in West Hempstead at about 76°F.
- What is the coldest month in West Hempstead?
- The coldest stretch in West Hempstead falls in January, around 31°F on average.
- When can I start a vegetable garden in West Hempstead?
- In West Hempstead, sow peas and hardy greens around mid-April; West Hempstead's tomatoes and peppers wait two weeks more.
- How many rainy days does West Hempstead get?
- West Hempstead averages about 175 days with measurable rain or snow each year.
- What hardiness zone is West Hempstead?
- Since January in West Hempstead averages 31°F, West Hempstead's USDA zone follows that floor — confirm it by ZIP.
- What is the 10-day forecast for West Hempstead?
- West Hempstead'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 West Hempstead?
- See this week's day-by-day rain chances for West Hempstead in the daily forecast above, and the next 24 hours in the hourly chart.
- What is the weather like right now in West Hempstead?
- Current conditions for West Hempstead and the next 24 hours — temperature, precipitation chance, and wind by the hour — are in the hourly forecast chart above.
- How often is the West Hempstead forecast updated?
- The West Hempstead forecast on this page is built from Open-Meteo weather-model data and refreshes regularly through the day.
- When are sunrise and sunset in West Hempstead?
- Today's sunrise and sunset times for West Hempstead 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 West Hempstead?
- The next few days in West Hempstead's forecast are the most reliable; accuracy declines beyond about a week as weather-model uncertainty grows.
Climate
The warm-summer humid continental climate of West Hempstead, New York carries typical Januarys near 31°F and Julys around 76°F — 45°F of seasonal travel.
West Hempstead sees close to 44 inches of precipitation annually, falling across some 175 wet days.
From 40.7°N, West Hempstead sees a 45°F seasonal swing that governs West Hempstead's planting and frost windows.
Beaches near West Hempstead
- Long Beach NY7.4 mi
- Jones Beach10.3 mi
- Rockaway Beach12.4 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 West Hempstead
- 11552