Weather in Rockville Centre

14-day forecast · updated today, Wednesday, October 28, at 7:04 pm (EDT)

Now · overcast 54 °F

Feels like: 52 °F
Low / high: 44 / 62 °F
Rain: 1%
Wind: 3 mph ESE

→ 30.39 inHg · steady

Today in Rockville Centre: overcast, 44 °F to 62 °F, with a 1% chance of rain and a light air from the east-southeast (3 mph). Tomorrow, mainly clear, 43 °F to 67 °F and a 1% chance of rain. The warmest day of the week is Friday 30, at 70 °F. Next likely rain: Wednesday 4 (19%).

Measured now at the airport

New York/JF Kennedy (KJFK), 6.6 mi away · 15 min ago

Visibility9.9 mi or more

WeatherNothing to note

Temperature56 °F

Wind3 mph from the east

It's what the airport's weather station measured, not a forecast: on the coast, wind and fog can be different. Airports report every 30 or 60 minutes.

Airport METAR report, via NOAA's Aviation Weather Center (aviationweather.gov). Sources and licenses

Temperatures for the next 14 days

62° 44°
Today
67° 43°
Thu 29
70° 53°
Fri 30
60° 47°
Sat 31
62° 47°
Sun 1
65° 51°
Mon 2
66° 53°
Tue 3
65° 53°
Wed 4
65° 55°
Thu 5
65° 54°
Fri 6
62° 50°
Sat 7
59° 43°
Sun 8
54° 38°
Mon 9
55° 40°
Tue 10

Day by day

Day	Sky	Low / high	Rain	Max wind	Max wave	High tides	Model
Today · 28	Overcast	44 / 62 °F	1%	7 mph E	1.8 ft	10:03 am · 10:31 pm	HRRR
Thu 29	Mainly clear	43 / 67 °F	1%	10 mph SW	1.9 ft	10:55 am · 11:26 pm	HRRR + NBM
Fri 30	Overcast	53 / 70 °F	3%	13 mph WNW	1.9 ft	11:49 am	NBM
Sat 31	Overcast	47 / 60 °F	0%	8 mph NNW	1.5 ft	12:24 am · 12:47 pm	NBM
Sun 1	Overcast	47 / 62 °F	1%	7 mph SW	1.8 ft	1:27 am · 12:49 pm	NBM
Mon 2	Partly cloudy	51 / 65 °F	8%	7 mph SW	1.6 ft	1:34 am · 1:54 pm	NBM
Tue 3	Overcast	53 / 66 °F	12% · 0.02 in	9 mph E	1.9 ft	2:39 am · 2:57 pm	NBM
Wed 4	Overcast	53 / 65 °F	19% · 0.56 in	11 mph E	2.4 ft	3:38 am · 3:54 pm	NBM
Thu 5	Overcast	55 / 65 °F	40% · 0.60 in	13 mph ESE	3.4 ft	4:32 am · 4:49 pm	NBM
Fri 6	Light rain	54 / 65 °F	43% · 0.60 in	13 mph WSW	6.3 ft	5:22 am · 5:41 pm	NBM
Sat 7	Light rain	50 / 62 °F	26% · 0.15 in	11 mph NW	4.9 ft	6:07 am · 6:27 pm	NBM
Sun 8	Overcast	43 / 59 °F	15% · 0.04 in	11 mph NW	4.0 ft	6:48 am · 7:08 pm	NBM + ECMWF
Mon 9	Mainly clear	38 / 54 °F	12%	6 mph N	2.2 ft	7:26 am · 7:48 pm	ECMWF
Tue 10	Overcast	40 / 55 °F	10%	6 mph NNE	1.8 ft	8:03 am · 8:27 pm	ECMWF

Each hour comes from the best model for this spot: HRRR until Thursday 29 2:00 pm; then NBM until Sunday 8 2:00 pm; then ECMWF until Thursday 12 10:00 am; then GFS.

Each day comes from the best model covering this spot: regional ones first (HRRR and NBM in the U.S., AROME, ICON-EU), then ECMWF; day 16, NOAA GFS. Waves: Météo-France up to day 10, then ECMWF WAM, coarser and further offshore. High tides: our own tide calculation.

Today, every 3 hours

Time	12:00 am	3:00 am	6:00 am	9:00 am	12:00 pm	3:00 pm	6:00 pm	9:00 pm
Sky	Clear	Clear	Mainly clear	Overcast	Partly cloudy	Overcast	Overcast	Partly cloudy
Temperature	46°	45°	45°	51°	60°	62°	56°	52°
Chance of rain	0%	0%	0%	0%	0%	0%	0%	0%
Rain	0.00 in	0.00 in	0.00 in	0.00 in	0.00 in	0.00 in	0.00 in	0.00 in
Wind (mph)	4 ESE	3 NE	4 NNE	6 NE	2 ENE	7 SSE	3 ESE	4 SSE
Humidity	75%	87%	60%	62%	63%	58%	73%	78%
UV	0	0	0	1	3	2	0	0
Model	HRRR	HRRR	HRRR	HRRR	HRRR	HRRR	HRRR	HRRR

Do the models agree?

High confidence

The models agree for the next few days: the forecast is fairly solid.

What 6 forecast models say for the next few days. The closer they are, the more reliable the forecast.

HighRainWind

Do the models agree? · High
High (°F)	Today	Thu 29	Fri 30	Sat 31	Sun 1	Mon 2	Tue 3
ECMWF	62°	67°	71°	58°	62°	66°	68°
AIFS	59°	65°	68°	57°	58°	65°	67°
GFS	59°	64°	69°	57°	59°	62°	62°
ICON	59°	63°	69°	57°	60°	65°	69°
HRRR	62°	65°	—	—	—	—	—
NBM	62°	67°	70°	60°	62°	65°	66°
Confidence	high	high	high	high	high	high	high

Do the models agree? · Rain
Rain	Today	Thu 29	Fri 30	Sat 31	Sun 1	Mon 2	Tue 3
ECMWF	0	0	0	0	0	0	0
AIFS	0	0	0.02 in	0	0	0	0
GFS	0	0	0	0	0	0	0
ICON	0	0	0	0	0	0	0
HRRR	0	0	—	—	—	—	—
NBM	0	0	0	0	0	0	0.01 in
Confidence	high	high	high	high	high	high	high

Do the models agree? · Wind
Wind (mph)	Today	Thu 29	Fri 30	Sat 31	Sun 1	Mon 2	Tue 3
ECMWF	515	721	1128	619	621	522	920
AIFS	6	11	14	11	6	9	9
GFS	710	1422	2027	1326	1114	1013	1311
ICON	613	817	1325	715	918	614	1530
HRRR	713	919	—	—	—	—	—
NBM	79	1016	1320	815	710	710	914
Confidence	high	high	high	high	high	high	high

Chance of rain from the ensemble models

Model	Today	Thu 29	Fri 30	Sat 31	Sun 1	Mon 2	Tue 3
ECMWF (51 scenarios)	0%	2%	0%	0%	0%	1%	4%
GFS (GEFS, 31 scenarios)	0%	0%	0%	0%	3%	27%	32%
NBM (NOAA)	1%	1%	3%	0%	1%	8%	12%
Thunderstorm (NBM)	0%	0%	1%	0%	0%	0%	0%

Each model's day runs midnight to midnight local time; models that reach fewer days are left blank. Rain: daily total. Wind: the day's highest average wind and, in small type, the strongest gust. Highlighted: values that stand out from the rest. The chance of rain comes from many runs of the same model with slightly different starting data.

Outlook

How the coming weeks and months compare with what is normal for the time of year. It is a trend, not a day-by-day forecast.

Next few weeks, compared with normal: warmer, a bit wetter and a slightly warmer sea.

Next 6 weeks

When	TemperatureTemp.	Rain	Sea	Typical high / low
Nov 2 – Nov 8Nov 2–Nov 8	Well above +5.8 °F	A bit above +47%	Normal +0.4 °F	—
Nov 9 – Nov 15Nov 9–Nov 15	A bit above +1.1 °F	Normal	A bit above +0.9 °F	54° / 47°
Nov 16 – Nov 22Nov 16–Nov 22	A bit above +2.2 °F	Normal	A bit above +1.1 °F	53° / 47°
Nov 23 – Nov 29Nov 23–Nov 29	A bit above +2.3 °F	A bit above +34%	A bit above +1.3 °F	51° / 46°
Nov 30 – Dec 6Nov 30–Dec 6	A bit above +1.8 °F	A bit above +26%	A bit above +1.3 °F	49° / 43°

Coming months

When	TemperatureTemp.	Rain	Sea
November	A bit above +1.1 °F	A bit above +23%	Normal +0.4 °F
December	A bit above +2.3 °F	A bit above +23%	A bit above +1.3 °F
January	Above +3.4 °F	A bit above +36%	Above +2.0 °F
February	Above +2.7 °F	A bit above +30%	Above +2.2 °F
March	A bit above +2.5 °F	A bit above +28%	Above +2.0 °F

Weeks: ECMWF 46-day (average of its scenarios), against the normal of the last 20 years for those dates. Months: ECMWF SEAS5. Rain: total against normal. The further ahead, the closer it gets to normal and the less detail it can give.

Rockville Centre climate by monthClimate by month

Normal weather for each month (1991–2020 averages)

The best time to visit Rockville Centre is from May to September: highs of 70 °F to 84 °F, about 10 rainy days a month and 7 hours of sunshine a day.

Hurricane season: from July to September. In the last 30 years (1996–2025), 9 tropical cyclones passed within 93 mi of Rockville Centre, about 3 every 10 years. The most recent: Henri, in August 2021.

40° 26°

JanJ
42° 27°

FebF
50° 34°

MarM
60° 43°

AprA
70° 53°

MayM
79° 63°

JunJ
84° 69°

JulJ
83° 67°

AugA
76° 60°

SepS
65° 49°

OctO
54° 39°

NovN
45° 31°

DecD

Highs and lows
Monthly rainfall
Best time

Month	High	Low	Rain	Rainy daysDays	Sun (h/day)	Water	Waves	Cyclones
JanuaryJan	40°	26°	3.02 in	8	3.6	43°	4.3 ft	–
FebruaryFeb	42°	27°	3.06 in	7	4.9	40°	4.1 ft	–
MarchMar	50°	34°	4.22 in	9	5.5	40°	4.0 ft	–
AprilApr	60°	43°	3.39 in	9	6.0	46°	4.0 ft	–
MayMay	70°	53°	3.16 in	10	6.7	54°	3.3 ft	–
JuneJun	79°	63°	3.31 in	11	7.3	65°	2.8 ft	1
JulyJul	84°	69°	3.80 in	10	7.6	72°	2.8 ft	3
AugustAug	83°	67°	4.44 in	11	6.9	73°	2.8 ft	3
SeptemberSep	76°	60°	3.24 in	8	5.9	70°	3.6 ft	2
OctoberOct	65°	49°	3.91 in	7	4.7	63°	4.1 ft	–
NovemberNov	54°	39°	3.26 in	7	3.9	55°	4.1 ft	–
DecemberDec	45°	31°	3.91 in	9	3.3	48°	4.2 ft	–

Month	Water	Waves	Cyclones
Jan	43°	4.3 ft	–
Feb	40°	4.1 ft	–
Mar	40°	4.0 ft	–
Apr	46°	4.0 ft	–
May	54°	3.3 ft	–
Jun	65°	2.8 ft	1
Jul	72°	2.8 ft	3
Aug	73°	2.8 ft	3
Sep	70°	3.6 ft	2
Oct	63°	4.1 ft	–
Nov	55°	4.1 ft	–
Dec	48°	4.2 ft	–

Days: rainy days in the month. Sun: hours a day.

A normal year brings 42.72 in of rain on about 105 days and about 2,000 hours of sunshine.

Cyclones: how many tropical cyclones (tropical storms, hurricanes and typhoons) passed within 93 mi in each month from 1996 to 2025, according to IBTrACS (NOAA).

1991–2020 averages. Highs, lows and rainfall: TerraClimate; rainy days (0.04 in or more): NASA POWER (MERRA-2); sunshine hours: estimated from solar radiation; water: NOAA OISST; waves (average height): ERA5, 2011–2020. Normals are not a forecast: any given year can turn out very different. Sources and licenses

Temperature

Now54 °Ffeels like 52 °F

Tomorrow43 / 67 °F

It's 54 °F now (feels like 52 °F). Today, 44 °F to 62 °F; tomorrow, 43 °F to 67 °F.

Chance of rain

Today 1%
Thu 29 1%
Fri 30 3%
Sat 31 0%
Sun 1 1%
Mon 2 8%
Tue 3 12% 0.02 in

Today the chance of rain reaches 1%. The next day with likely rain is Wednesday 4: 19% and 0.56 in.

No rain in the last 7 days.

Humidity and dew point

Humidity75%

Dew point46 °F

Humidity is 75% now and the dew point is 46 °F.

The dew point is the temperature at which the air becomes saturated: the higher it is, the heavier the air feels.

Visibility and fog

Now12 migood

Clouds88%

Visibility is good now (12 mi). No fog expected today.

UV index

Now0

Today's peak4moderate

Thu 29: 3 · Fri 30: 3 · Sat 31: 3

Index	Level	What to do
0–2	low	No special protection needed.
3–5	moderate	Hat, sunglasses and sunscreen around midday.
6–7	high	Sunscreen, hat and shade between 12 and 4 pm.
8–10	very high	Avoid the midday sun; reflection off the water adds to it.
11+	extreme	Avoid the sun between 11 am and 5 pm; protect yourself even if it is cloudy.

Reflection off water and sand adds radiation: protect yourself more on a boat or at the beach.

Barometric pressure

↗ Rising Anglers say fish bite less for a while
→ Steady · now Anglers expect normal activity
↘ Falling Anglers say fish feed more before the change

30.0030.2030.40 30.03

Steady now (+0.00 inHg in 3 hours). Over the next 48 hours: −0.23 inHg. Steady pressure: anglers expect normal activity. Fast changes, either way, tend to affect fishing.

Air and pollen

Air qualityModerate · 67

Saharan dustNo

Previous days

The weather over the last 30 days, as the models analyzed it. Tap a day to see it hour by hour.

Day	Sky	Low / high	Max wind
Tue 27	Mainly clear	52 / 62 °F	8 mph N
Mon 26	Clear sky	45 / 71 °F	5 mph W
Sun 25	Mainly clear	40 / 67 °F	4 mph W
Sat 24	Overcast	41 / 62 °F	5 mph NNW
Fri 23	Overcast	47 / 60 °F	9 mph N
Thu 22	Partly cloudy	46 / 65 °F	11 mph N
Wed 21	Overcast	49 / 62 °F	11 mph NNE

Show all 30 days

Day	Sky	Low / high	Rain	Max wind
Tue 20	Clear sky	48 / 68 °F	0	9 mph N
Mon 19	Clear sky	42 / 62 °F	0	5 mph NNE
Sun 18	Clear sky	39 / 56 °F	0	8 mph NNE
Sat 17	Drizzle	44 / 64 °F	0.13 in	11 mph NNW
Fri 16	Light rain	56 / 73 °F	0.50 in	10 mph SSW
Thu 15	Partly cloudy	55 / 67 °F	0	8 mph NNE
Wed 14	Drizzle	66 / 76 °F	0.11 in	9 mph WSW
Tue 13	Overcast	55 / 69 °F	0	9 mph S
Mon 12	Light drizzle	54 / 71 °F	0.02 in	10 mph NNW
Sun 11	Rain	55 / 60 °F	1.88 in	13 mph ENE
Sat 10	Overcast	52 / 68 °F	0	5 mph E
Fri 9	Overcast	51 / 72 °F	0	9 mph WNW
Thu 8	Partly cloudy	56 / 75 °F	0	9 mph WSW
Wed 7	Clear sky	45 / 64 °F	0	9 mph SSW
Tue 6	Clear sky	48 / 62 °F	0	8 mph NW
Mon 5	Overcast	55 / 69 °F	0	13 mph WNW
Sun 4	Light drizzle	55 / 60 °F	0.11 in	8 mph NE
Sat 3	Overcast	59 / 71 °F	0	9 mph NNE
Fri 2	Light drizzle	67 / 83 °F	0.02 in	8 mph WSW
Thu 1	Overcast	64 / 74 °F	0	6 mph SSW
Wed 30	Overcast	60 / 72 °F	0	5 mph W
Tue 29	Overcast	59 / 69 °F	0	6 mph NW
Mon 28	Light rain	58 / 63 °F	0.54 in	13 mph NNE

These are the models at the start of each day (ECMWF and GFS; waves from Météo-France), not readings from a weather station: there can be differences at specific spots.

Questions about the weather in Rockville CentreQuestions

What's the weather like today in Rockville Centre?

Overcast, from 44 °F to 62 °F, with a light air from the east-southeast (3 mph) and a 1% chance of rain.

Will it rain tomorrow in Rockville Centre?

On Thursday 29 the chance of rain is 1% (0.00 in): mainly clear.

How warm will it be this week?

Between a low of 43 °F and a high of 70 °F; the warmest day, Friday 30.

What's the UV index today?

It reaches 4 (moderate). Hat, sunglasses and sunscreen around midday.

Is the pressure rising or falling?

It's 30.39 inHg and steady: +0.03 inHg over the last 24 hours.

When is the best time to visit Rockville Centre?

The best time to visit Rockville Centre is from May to September: highs of 70 °F to 84 °F, about 10 rainy days a month and 7 hours of sunshine a day.

What is the weather like in Rockville Centre in October?

In October, Rockville Centre normally sees highs of 65 °F and lows of 49 °F, with about 7 rainy days (3.91 in for the month) and 5 hours of sunshine a day. The sea is around 63 °F. These are 1991–2020 averages.

What are the warmest and wettest months in Rockville Centre?

The warmest is July, with average highs of 84 °F, and the coldest January, with lows of 26 °F. The wettest is August (4.44 in) and the driest, January.

When is hurricane season in Rockville Centre?

Hurricane season: from July to September. In the last 30 years (1996–2025), 9 tropical cyclones passed within 93 mi of Rockville Centre, about 3 every 10 years. The most recent: Henri, in August 2021.

More about Rockville Centre today

Weather near Rockville Centre

Only places with a different forecast: spots a few miles apart share the same model cell and wouldn't add anything.

Learn more

Weather: Open-Meteo, CC BY 4.0, with the best model for each spot and lead time (NOAA HRRR and NBM in the U.S., Météo-France AROME, DWD ICON-EU, ECMWF IFS and NOAA GFS); ECMWF grid point 8.5 mi away. The comparison also uses ICON (DWD), AIFS (ECMWF) and ARPEGE (Météo-France). Outlook: ECMWF 46-day and SEAS5. Chance of rain from ensemble models (ECMWF, GEFS and NBM). UV, air quality and pollen: CAMS (Copernicus).

Forecast from Open-Meteo (CC BY 4.0) with models from ECMWF, NOAA, Météo-France, DWD, Copernicus Marine and CAMS. Updated at 7:04 pm (local time).

Spotted a mistake? Tell us · Where the weather and sea data come from