Floral Park weather in September

In September, Floral Park sees average daytime highs of 74°F and overnight lows near 63°F, with 3.6 in of rain across 9.2 wet days and about 12.3 hours of daylight. It is the 4th-warmest and 8th-wettest month of the year here.

Highs ease over the month, from about 78°F in the first days to 70°F by the end. The sky is clear or mostly clear about 38% of the time in September, and the air most often feels dry.

Daylight stretches from about 12 h 54 min at the start of September to 11 h 36 min by month's end. Set against the rest of the year, September is Floral Park's 2nd-clearest and 9th-windiest month. For the whole year in context, see Floral Park's year-round climate.

Daytime high
74°
4th warmest
Overnight low
63°
9th coldest
Rainfall
3.6 in
9.2 wet days
Daylight
12 h 18 min
5:41 AM – 5:57 PM
Cloud cover
55%
2nd clearest
Wind
8 mph
9th windiest
Solar energy
4.25 kWh/m²
Travel score
7.0
out of 10

Floral Park is village in Nassau County, New York, United States.

Density
4,312/km²
people per km²
Founded
1874

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 78°F in the first days to 70°F by the end.

A typical September day in Floral Park reaches about 74°F in the afternoon and slips back to 63°F overnight — a 11°F spread between the day's warmth and the night's chill. On most days the high lands between 67°F and 81°F. Set against its neighbours, September runs about 6°F cooler than August and about 11°F warmer than October.

40°50°60°70°80°151015202530
Avg high (°F)Avg low (°F)
17867
27867
37867
47866
57766
67766
77766
87665
97665
107665
117664
127564
137564
147563
157463
167463
177462
187362
197362
207361
217261
227261
237260
247160
257160
267159
277059
287059
296958
306958

How September really feels in Floral Park

Once humidity and wind are folded in, September averages 0 days that feel above 90°F and 0 that feel at or below 32°F — the comfort signal a plain temperature reading hides.

Days feeling ≥ 90°F
0
heat index over the day's high
Days feeling ≤ 32°F
0
wind chill below the day's low

September sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Floral Park weather by month

How September compares with the rest of the year at a glance. September is the 4th-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan38° / 28°3.39.24.19.40.0
Feb40° / 28°3.18.73.610.40.1
Mar47° / 35°4.210.42.911.71.4
Apr57° / 45°3.610.60.313.14.0
May67° / 55°3.410.8014.26.0
Jun76° / 65°3.710.6014.96.6
Jul82° / 71°3.710.5014.66.2
Aug80° / 70°3.910.4013.66.5
Sep74° / 63°3.69.2012.37.0
Oct63° / 52°4.08.4010.95.8
Nov53° / 42°3.28.30.49.73.1
Dec44° / 33°4.19.72.49.10.7

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 38% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 14% of September, with mostly cloudy or overcast conditions the remaining 47%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
15545
25446
35446
45446
55446
65446
75446
85446
95446
105446
115446
125446
135446
145446
155347
165347
175347
185248
195149
205149
215149
225050
235149
245149
255149
265149
275248
285248
295347
305446

Chance of precipitation in September

Any precipitation

Floral Park gets around 3.6 in of rain over 9.2 wet days in September. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 30% and peaks near 31% on the wettest days.

0%10%20%30%40%151015202530
Rain chance (%)
127
228
328
428
528
628
729
829
929
1029
1129
1229
1329
1429
1529
1630
1730
1830
1930
2030
2131
2231
2331
2431
2531
2631
2731
2831
2931
3030

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

Most of September feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, September lands in the dry band about 30% of days. Sticky, muggy-or-worse air turns up on roughly 25% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
11222262714
21322262614
31422262513
41522252413
51622252413
61723252312
71823252211
82023252211
92123252110
10222225219
11242225218
12252225208
13272225207
14282225196
15292224195
16312224185
17322224184
18342224183
19352223173
20362223172
21382222162
22392221162
23402221152
24422320151
25432319141
26452318131
27462318131
28472317121
29492317111
30502316111

Wind in September

Winds average 8 mph in September.

Across September, daily wind ranges from about 7 mph on the calmest days to 8 mph at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (mph)Feels
17calm
27calm
37calm
47calm
57calm
67calm
77light breeze
87light breeze
98light breeze
108light breeze
118light breeze
128light breeze
138light breeze
148light breeze
158light breeze
168light breeze
178light breeze
188light breeze
198light breeze
208light breeze
218light breeze
228light breeze
238light breeze
248light breeze
258light breeze
268light breeze
278light breeze
288light breeze
298light breeze
308light breeze

Sunrise & sunset in September

DaylightNight

Daylight runs from about 12 h 54 min at the start of September to 11 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 78 minutes over September. Sunrise moves from 5:26 AM to 5:56 AM, and sunset from 6:23 PM to 5:33 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.95:266:23
212.95:276:21
312.95:286:20
412.85:296:18
512.85:306:16
612.75:316:15
712.75:326:13
812.65:336:11
912.65:346:09
1012.55:356:08
1112.55:366:06
1212.55:376:04
1312.45:386:02
1412.45:396:01
1512.35:405:59
1612.35:415:57
1712.25:425:55
1812.25:435:54
1912.15:445:52
2012.15:455:50
2112.05:465:48
2212.05:475:47
2311.95:485:45
2411.95:495:43
2511.85:505:41
2611.85:515:40
2711.85:525:38
2811.75:535:36
2911.75:555:34
3011.65:565:33

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.25 kWh/m².

For context, solar energy here swings from a low near 1.75 kWh/m² to a high of 6.07 kWh/m² in June across the year — September's 4.25 kWh/m² falls in the middle.

024151015202530
Solar energy (kWh/m²)Level
14.9Bright
24.8Bright
34.8Bright
44.8Bright
54.7Bright
64.7Bright
74.6Bright
84.6Bright
94.5Bright
104.5Bright
114.5Bright
124.4Bright
134.4Bright
144.3Bright
154.3Bright
164.3Bright
174.2Bright
184.2Bright
194.1Bright
204.1Bright
214.0Bright
224.0Moderate
234.0Moderate
243.9Moderate
253.9Moderate
263.8Moderate
273.8Moderate
283.7Moderate
293.7Moderate
303.7Moderate
Planning a trip in September

Hazard calendar for Floral Park

In seasonPeak

In September, Floral Park sits inside its atlantic hurricane season. The full year is below, with each hazard's peak months called out.

Floral Park sits in the Atlantic hurricane belt; the season peaks August–October.

Atlantic hurricane
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is September a good time to visit Floral Park?

Our two travel scores rate September for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

7.0
Sightseeing
1st-best month of the year
5.5
Beach & pool
4th-best month of the year

September is one of the better times to visit Floral Park for general sightseeing.

What to pack for Floral Park in September

From September's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In September, Floral Park sees daytime highs around 74°F and nights near 63°F. Worth packing: light clothes and rain gear. About 9 days see rain.

light clothesrain gear

Sea temperature near Floral Park in September

The nearest coast averages about 70°F in September — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 8 mi away) is warmest in August at about 73°F and coldest in February near 40°F.

It's comfortable for a long swim from Jun 30 to Sep 25 — about 2.9 months when the water holds above 68°F.

40°50°60°70°80°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmcomfortable to swim
Sea temperature (°F)Comfort
Jan43Bracing
Feb40Bracing
Mar40Bracing
Apr46Bracing
May55Bracing
Jun65Cool
Jul72Refreshing
Aug73Refreshing
Sep70Refreshing
Oct63Cool
Nov55Bracing
Dec48Bracing

UV index in Floral Park in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 6 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Floral Park peaks around July 11 at about 8 (very high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near December 22 at about 1 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighModerateLowJul 11UV 8Dec 22UV 1
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar5Moderate
Apr6High
May7Very high
Jun8Very high
Jul8Very high
Aug6High
Sep6High
Oct3Moderate
Nov2Moderate
Dec1Low

Air quality in Floral Park in September

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where September falls, not just the annual average.

Air quality in Floral Park is worst in July — around 19 µg/m³ PM2.5 (moderate), about 2.2× the cleanest month (November, 9 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1018 µg/m³Nov 169 µg/m³
PM2.5 (µg/m³)Level
Jan11Good
Feb13Moderate
Mar15Moderate
Apr16Moderate
May18Moderate
Jun18Moderate
Jul19Moderate
Aug16Moderate
Sep13Moderate
Oct10Good
Nov9Good
Dec10Good
Location & terrain

Where is Floral Park?

Floral Park sits at 40.7°N, 73.7°W, 89 ft above sea level, in United States. The nearest listed city is Elmont, 1.9 mi away.

Topography around Floral Park

How much the land rises and falls, and what covers it, within 2, 10 and 50 miles of Floral Park.

Within 2 miles, the terrain around Floral Park has only modest variations in elevation — a maximum elevation change of 144 ft around an average of 95 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 413 ft; within 50 miles, significant variations in elevation — a maximum elevation change of 1,752 ft.

The land around Floral Park is covered by artificial surfaces (70%) and trees (22%) within 2 miles, artificial surfaces (47%) and trees (27%) within 10 miles, and trees (46%) and water (38%) within 50 miles.

2 miles
144 ft
10 miles
413 ft
50 miles
1,752 ft
treesgrasslandartificial surfaceswaterwetland
September weather nearby: Elmont 1.9 mi · Franklin Square 1.9 mi · Queens Village 1.9 mi · North Valley Stream 2.5 mi · Cambria Heights 2.5 mi · West Hempstead 3.1 mi · Hollis 3.1 mi · Terrace Heights 3.1 mi

United States travel facts

Power plugs
Type A / B
120 V · 60 Hz
Prices
≈ 100% of US
price level, 2025
GDP per capita
$90,027
2025
Happiness
6.8 / 10
World Happiness, 2025
Safe drinking water
98%
of population, 2024
Homicide rate
5.8
per 100k, 2023
Road deaths
12.7
per 100k/yr, 2019
Income group
High
World Bank
Religion
Protestant 47%unaffiliated 23%Roman Catholic 21%Jewish 2%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Floral Park (40.7237°, -73.7048°, elevation 89 ft), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).