Brooklyn, New York Weather

Apples hang heavy on the branch. Day 93 of summer. Read this microseason across nine climate regions →

Brooklyn weather forecast — hour by hour, 7-day outlook, NOAA radar

Brooklyn, NY
Monday, September 21 at 1:50 AM
66
°
Overcast
Feels like
68°
Humidity
90%
Wind
6 mph
Sunrise
6:42 AM
Sunset
6:54 PM

Conditions updated 1:50 AM EDT · Open-Meteo

Brooklyn, NY
Hour by hour · 24h
24-Hour ForecastBrooklyn, NY: 24-hour forecast. Temperatures range from 61 to 70 degrees Fahrenheit with a 43% chance of precipitation at 2 AM.
L 61°H 70°
Brooklyn, NY
7-day forecast
  1. Today
    Sep 21
    Light Drizzle later
    43%
    0.02″
    70°61°
  2. Tuesday
    Sep 22
    Overcast
    33%
    66°58°-4°
  3. Wednesday
    Sep 23
    Overcast
    65°59°-1°
  4. Thursday
    Sep 24
    Overcast
    68°56°+3°
  5. Friday
    Sep 25
    Rain
    43%
    0.46″
    61°54°-7°
  6. Saturday
    Sep 26
    Light Drizzle
    43%
    0.05″
    60°55°-1°
  7. Sunday
    Sep 27
    Heavy Drizzle
    27%
    0.42″
    59°57°-1°
Brooklyn, NY
Anemometer · 24h winds · from true
NESW
From · True
N
350° · backing 96°
Direction
N
350°
Sustained
6
mph
Gust
20
mph
Peak 24h
21
avg 5 mph
Beaufort · 2 · LIGHT BRZ
0
CALM
<1
1
LIGHT AIR
1–3
2
LIGHT BRZ
4–7
3
GENTLE BRZ
8–12
4
MOD BRZ
13–18
5
FRESH BRZ
19–24
6
STRONG BRZ
25–31
7
NEAR GALE
32–38
24h · sust vs gust · mph
avg 5 mph · pk 21 mph @ 11:00a
0102030MPHB1B2B3B4B5B6-21h-18h-15h-12h-9h-6h-3h-24hNOWpk 246SUSTGUST
−24h−18h−12h−6hnow
Light breeze backing 96° from the n.
Brooklyn, NY
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
1014.3
+1.0 mb in 3h · rising · 29.95 inHg
Now
1014.3
mb
3h
+1.0
mb
12h
-0.9
mb
24h
-6.1
mb
Regime · CHANGE
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 10121020
9951000STORM|RAIN10051010RAIN|CHG1015CHG|FAIR10201025FAIR|DRY-21h-18h-15h-12h-9h-6h-3h-24hNOW1020.21012.21014.1
Pressure climbing through the change line — drier air pushing in.
Air quality now AQI 55 · Moderate
Brooklyn, NY
Air quality
55
AQI
Moderate
0 in 6h

AQI 55 (Moderate), driven by PM2.5. AQI flat over the last 6 hours (within ±3 points). PM scrubbed by 2 hours of recent rain — PM2.5 down to 7.7 µg/m³, PM10 to 8.3 µg/m³.

OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion.

PM 2.5DRIVERGood
7.7μg/m³
PM 10Good
8μg/m³
NO₂Good
25μg/m³
OzoneGood
34μg/m³
UV IndexLow
0.0

What's driving it

PM × Wind × Precip

PM scrubbed by 2 hours of recent rain — PM2.5 down to 7.7 µg/m³, PM10 to 8.3 µg/m³.

PM2.5/PM10
0.93
Wind
light
Recent rain
2h in last 6h
Pattern
washed out
Brooklyn, NY
Sky cover · visibility · 24h
Cloud cover
100%
OVERCAST
100%0%−24h−18h−12h−6hnow

Visibility
8.8mi
GOOD
16 mi0 mi−24h−18h−12h−6hnow
Brooklyn, NY
Almanac · Monday, September 21
September dries up ditches or breaks down bridges.
Civil dawn
6:16 AM
Sunrise
6:42 AM
Daylight
12h 12m
Sunset
6:54 PM
Civil dusk
7:24 PM
Planting note
September — plant beans, squash, fall brassicas, carrots; harvest tomatoes, peppers, beans, summer squash, winter squash
Brooklyn, NY
The moon
Waxing Gibbous
72% illuminated
Moonrise
4:29 PM
Moonset
1:12 AM
In sign
♑︎ Capricorn
Brooklyn, NY
Microseason
Sep 21–25

Apples hang heavy on the branch

weather
Jan 172% of the yearDec 31

Read this microseason across nine climate regions →
All 72 microseasons on the year wheel →

Brooklyn at a glance

  • Today vs. normal: Today averages 66°F (high 70°F, low 61°F), about the 65°F normal for Sep 21
  • Last frost: April 1 (1991–2020 median, NOAA station 7 km away)
  • Microseason: Sep 21–25
  • Planting calendar: September — plant beans, squash, fall brassicas, carrots; harvest tomatoes, peppers, beans, summer squash, winter squash

15-Day Forecast — Brooklyn

  1. Mon70°61°43%
  2. Tue66°58°33%
  3. Wed65°59°9%
  4. Thu68°56°9%
  5. Fri61°54°43%
  6. Sat60°55°43%
  7. Sun59°57°27%
  8. Mon62°59°9%
  9. Tue62°60°9%
  10. Wed62°60°16%
  11. Thu68°61°15%
  12. Fri69°57°10%
  13. Sat73°62°13%
  14. Sun75°63°23%
  15. Mon69°63°26%

Forecast data from Open-Meteo (CC BY 4.0).

Live wind & temperature near Brooklyn

Interactive wind and temperature map centered on Brooklyn — it loads in your browser. Open the full weather map.

Right now in the garden

Late season

As of September 21, the first frost (around November 19) is about 8 weeks away. Frost-tender plants keep producing until then. This city's planting calendar for September: plant beans, squash, fall brassicas, and carrots; harvest tomatoes, peppers, beans, summer squash, and winter squash.

Sun & seasons in Brooklyn

Brooklyn sits in Kings County, where the year’s longest day runs 15h 5m of daylight and its shortest just 9h 15m — a swing of +5h 50m between the June and December solstices. Clocks spring forward on Sunday, March 8, 2026 and fall back on Sunday, November 1, 2026.

New York, the state’s largest city, lies about 3 miles to the NNE. The nearest town Brooklyn tracks is New York, roughly 3 miles to the NNE.

Air quality in Brooklyn

Air quality in Brooklyn’s county has trended dirtier since 2020; its cleanest year on record was 2020 (median AQI 30). See the full air-quality history for Brooklyn.

Planting calendar

MonthPlantHarvest
Marchlettuce, peas, spinach, radishes
Aprillettuce, peas, spinach, radisheslettuce, spinach, radishes
Maytomatoes, peppers, beans, squashlettuce, peas, spinach, radishes
Junetomatoes, peppers, beans, squashlettuce, peas, spinach, garlic
Julytomatoes, peppers, beans, squashbeans, summer squash, garlic
Augusttomatoes, peppers, beans, squashtomatoes, peppers, beans, summer squash
Septemberbeans, squash, fall brassicas, carrotstomatoes, peppers, beans, summer squash, winter squash
Octobergarlic (overwinter)tomatoes, peppers, beans, summer squash, winter squash
Novembertomatoes, peppers, beans, summer squash, winter squash, fall brassicas, carrots
Decemberfall brassicas, carrots

A year in weather

In Brooklyn, July runs warmest near 75°F and January coldest around 29°F, while December is the wettest month (4.2 inches) and February the driest (2.9 inches).

MonthMean tempPrecip
January29°3.5
February31°2.9
March39°3.7
April50°4.0
May59°3.9
June69°3.8
July75°3.4
August74°4.1
September67°3.4
October57°3.2
November43°3.8
December34°4.2

Regional context

Similar climates New York, NY, Manhattan, NY, Queens, NY

Brooklyn swings from 29°F in January to 75°F in July (46°F) per modelled 1991-2020 normals (EC_Earth3P_HR model via Open-Meteo); precipitation in Brooklyn runs about 43.9 inches.

No season owns Brooklyn's rain: December reaches 4.2 inches and February keeps 2.9 inches, an even spread through Brooklyn's year. That even rhythm groups Brooklyn with places like New York, NY, Manhattan, NY and Queens, NY.

Brooklyn reaches its last hard frost near April 1; that is the cue for kale, peas, spinach, and parsnips. Brooklyn's heat-lovers — tomatoes, peppers, squash — hold off until Brooklyn's frost risk clears, 10-14 days on. Frost returns to Brooklyn near November 19, ending the tender-crop season. That date is a median: Brooklyn freezes sooner in half of years.

Similar climates: New York, NY, Manhattan, NY, Queens, NY, Inwood, NY, Staten Island, NY.

Frequently asked

When does it freeze in Brooklyn?
In Brooklyn, expect the last spring frost near April 1; Brooklyn's first autumn frost comes around November 19.
What is the rainy season in Brooklyn?
Rainfall in Brooklyn peaks in December near 4.2 inches, out of about 44 inches annually.
What is the warmest month in Brooklyn?
On average July tops the year in Brooklyn at about 75°F.
What is the coldest month in Brooklyn?
The coldest stretch in Brooklyn falls in January, around 29°F on average.
When can I start a vegetable garden in Brooklyn?
In Brooklyn, sow peas and hardy greens around April 1; Brooklyn's tomatoes and peppers wait two weeks more.
What hardiness zone is Brooklyn?
Since January in Brooklyn averages 29°F, Brooklyn's USDA zone follows that floor — confirm it by ZIP.
What is the 10-day forecast for Brooklyn?
Brooklyn'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 Brooklyn?
See this week's day-by-day rain chances for Brooklyn in the daily forecast above, and the next 24 hours in the hourly chart.
What is the weather like right now in Brooklyn?
Current conditions for Brooklyn and the next 24 hours — temperature, precipitation chance, and wind by the hour — are in the hourly forecast chart above.
How often is the Brooklyn forecast updated?
The Brooklyn forecast on this page is built from Open-Meteo weather-model data and refreshes regularly through the day.
When are sunrise and sunset in Brooklyn?
Today's sunrise and sunset times for Brooklyn 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 Brooklyn?
The next few days in Brooklyn's forecast are the most reliable; accuracy declines beyond about a week as weather-model uncertainty grows.

Brooklyn sits at 40.7°N; its climate zone is warm-summer humid continental (Köppen approximation).

Beaches near Brooklyn

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 Brooklyn

  • 11201
  • 11202
  • 11203
  • 11204
  • 11205
  • 11206
  • 11207
  • 11208
  • 11209
  • 11210
  • 11211
  • 11212
  • 11213
  • 11214
  • 11215
  • 11216
  • 11217
  • 11218
  • 11219
  • 11220
  • 11221
  • 11222
  • 11223
  • 11224
  • 11225
  • 11226
  • 11228
  • 11229
  • 11230
  • 11231
  • 11232
  • 11233
  • 11234
  • 11235
  • 11236
  • 11237
  • 11238
  • 11239
  • 11241
  • 11242
  • 11243
  • 11245
  • 11247
  • 11249
  • 11251
  • 11252
  • 11256

Climate normals: modelled 1991–2020 normals from the EC_Earth3P_HR climate model via the Open-Meteo Climate API, not station observations. Köppen approximation from NOAA NCEI U.S. Climate Regions. See methodology for data sources, editorial rules, and corrections. Maintainer: Brian Tighe.