What is the weather in Central Islip right now?

Current weather in Central Islip is moderate rain.

Where can I find the hourly weather forecast for Central Islip?

This page shows hourly weather forecast for Central Islip, including temperature, wind, precipitation, humidity and cloud cover.

Is the weather forecast for Central Islip updated regularly?

Weather data for Central Islip is updated regularly with the latest available observations and forecasts.

Now · 4:01 PM

Central Islip Weather & Hourly Forecast

United States · New York · 11722

78°F

Moderate rain

Feels like: 79°F

💧 Humidity 87% 🌡 Pressure 29.91 inHg 💨 Wind 3 mph 👁 Visibility 6.2 mi ☁ Clouds 70% ☀️ UV index 4.6 · Moderate 🌅 Sunrise 6:19 AM 🌇 Sunset 7:26 PM

Hourly Forecast for Central Islip

Today

5:00 PM

Moderate rain

78° 💧 0.13 in 💨 3 mph H 87%29.91 inHg

8:00 PM

Light rain

75° 💧 0.06 in 💨 12 mph H 94%29.91 inHg

11:00 PM

Moderate rain

70° 💧 0.06 in 💨 8 mph H 97%29.97 inHg

Tomorrow

2:00 AM

Overcast night

67° 💧 None 💨 11 mph H 96%30.03 inHg

5:00 AM

Overcast night

65° 💧 None 💨 10 mph H 92%30.06 inHg

8:00 AM

Overcast

68° 💧 None 💨 11 mph H 89%30.09 inHg

11:00 AM

Overcast

70° 💧 None 💨 10 mph H 67%30.12 inHg

2:00 PM

Overcast

74° 💧 None 💨 11 mph H 58%30.12 inHg

5:00 PM

Overcast

72° 💧 None 💨 11 mph H 66%30.09 inHg

8:00 PM

Overcast night

69° 💧 None 💨 8 mph H 77%30.09 inHg

11:00 PM

Overcast night

69° 💧 0.01 in 💨 7 mph H 80%30.06 inHg

Thursday

2:00 AM

Light rain

67° 💧 0.06 in 💨 3 mph H 93%30.06 inHg

5:00 AM

Light rain

68° 💧 0.14 in 💨 4 mph H 94%30.03 inHg

8:00 AM

Overcast

68° 💧 None 💨 7 mph H 93%29.97 inHg

11:00 AM

Overcast

77° 💧 0.03 in 💨 7 mph H 72%29.97 inHg

2:00 PM

Light rain

77° 💧 0.08 in 💨 6 mph H 78%29.94 inHg

Today

5:00 PM

Moderate rain

78° 💧 0.05 in 💨 3 mph H 87%29.91 inHg

6:00 PM

Moderate rain

77° 💧 0.05 in 💨 2 mph H 89%29.91 inHg

7:00 PM

Light rain

76° 💧 0.03 in 💨 4 mph H 91%29.91 inHg

8:00 PM

Light rain

75° 💧 0.02 in 💨 12 mph H 94%29.91 inHg

9:00 PM

Light rain

71° 💧 0.03 in 💨 12 mph H 96%29.97 inHg

10:00 PM

Light rain

70° 💧 0.01 in 💨 10 mph H 97%29.97 inHg

11:00 PM

Moderate rain

70° 💧 0.05 in 💨 8 mph H 97%29.97 inHg

Tomorrow

12:00 AM

Light rain

70° 💧 0.01 in 💨 7 mph H 98%30.00 inHg

1:00 AM

Overcast night

68° 💧 None 💨 8 mph H 97%30.00 inHg

2:00 AM

Overcast night

67° 💧 None 💨 11 mph H 96%30.03 inHg

3:00 AM

Overcast night

66° 💧 None 💨 10 mph H 94%30.03 inHg

4:00 AM

Overcast night

66° 💧 None 💨 10 mph H 93%30.03 inHg

5:00 AM

Overcast night

65° 💧 None 💨 10 mph H 92%30.06 inHg

6:00 AM

Overcast night

66° 💧 None 💨 9 mph H 92%30.06 inHg

7:00 AM

Overcast

66° 💧 None 💨 10 mph H 91%30.09 inHg

8:00 AM

Overcast

68° 💧 None 💨 11 mph H 89%30.09 inHg

9:00 AM

Overcast

68° 💧 None 💨 11 mph H 83%30.12 inHg

10:00 AM

Overcast

69° 💧 None 💨 10 mph H 72%30.12 inHg

11:00 AM

Overcast

70° 💧 None 💨 10 mph H 67%30.12 inHg

12:00 PM

Overcast

71° 💧 None 💨 11 mph H 64%30.12 inHg

1:00 PM

Overcast

72° 💧 None 💨 10 mph H 60%30.12 inHg

2:00 PM

Overcast

74° 💧 None 💨 11 mph H 58%30.12 inHg

3:00 PM

Overcast

76° 💧 None 💨 12 mph H 60%30.09 inHg

4:00 PM

Overcast

73° 💧 None 💨 11 mph H 63%30.09 inHg

5:00 PM

Overcast

72° 💧 None 💨 11 mph H 66%30.09 inHg

6:00 PM

Overcast

71° 💧 None 💨 10 mph H 69%30.09 inHg

7:00 PM

Overcast

70° 💧 None 💨 9 mph H 74%30.09 inHg

8:00 PM

Overcast night

69° 💧 None 💨 8 mph H 77%30.09 inHg

9:00 PM

Overcast night

69° 💧 None 💨 7 mph H 77%30.09 inHg

10:00 PM

Overcast night

69° 💧 None 💨 7 mph H 77%30.09 inHg

11:00 PM

Overcast night

69° 💧 None 💨 7 mph H 80%30.06 inHg

Thursday

12:00 AM

Overcast night

69° 💧 None 💨 4 mph H 82%30.06 inHg

1:00 AM

Light rain

68° 💧 0.01 in 💨 2 mph H 86%30.06 inHg

2:00 AM

Light rain

67° 💧 0.03 in 💨 3 mph H 93%30.06 inHg

3:00 AM

Light rain

68° 💧 0.03 in 💨 3 mph H 95%30.03 inHg

4:00 AM

Light rain

68° 💧 0.01 in 💨 3 mph H 95%30.03 inHg

5:00 AM

Light rain

68° 💧 0.00 in 💨 4 mph H 94%30.03 inHg

6:00 AM

Moderate rain

68° 💧 0.08 in 💨 7 mph H 96%29.97 inHg

7:00 AM

Moderate rain

68° 💧 0.06 in 💨 10 mph H 95%29.94 inHg

8:00 AM

Overcast

68° 💧 None 💨 7 mph H 93%29.97 inHg

9:00 AM

Overcast

72° 💧 None 💨 6 mph H 91%29.97 inHg

10:00 AM

Overcast

74° 💧 None 💨 7 mph H 82%29.97 inHg

11:00 AM

Overcast

77° 💧 None 💨 7 mph H 72%29.97 inHg

12:00 PM

Light rain

79° 💧 0.00 in 💨 7 mph H 67%29.94 inHg

1:00 PM

Light rain

78° 💧 0.02 in 💨 8 mph H 72%29.94 inHg

2:00 PM

Light rain

77° 💧 0.02 in 💨 6 mph H 78%29.94 inHg

3:00 PM

Moderate rain

75° 💧 0.04 in 💨 4 mph H 87%29.91 inHg

4:00 PM

Light rain

75° 💧 0.01 in 💨 5 mph H 88%29.91 inHg

5:00 PM

Overcast

76° 💧 None 💨 5 mph H 84%29.91 inHg

6:00 PM

Overcast

76° 💧 None 💨 4 mph H 82%29.91 inHg

7:00 PM

Mostly cloudy

75° 💧 None 💨 5 mph H 86%29.88 inHg

8:00 PM

Mostly cloudy night

74° 💧 None 💨 5 mph H 90%29.88 inHg

9:00 PM

Overcast night

73° 💧 None 💨 5 mph H 91%29.91 inHg

10:00 PM

Overcast night

73° 💧 None 💨 6 mph H 93%29.91 inHg

11:00 PM

Overcast night

73° 💧 None 💨 5 mph H 95%29.91 inHg

Friday

12:00 AM

Overcast night

74° 💧 None 💨 4 mph H 95%29.85 inHg

1:00 AM

Light rain

73° 💧 0.02 in 💨 5 mph H 95%29.85 inHg

2:00 AM

Moderate rain

73° 💧 0.06 in 💨 5 mph H 95%29.85 inHg

3:00 AM

Light rain

73° 💧 0.03 in 💨 5 mph H 93%29.85 inHg

4:00 AM

Light rain

72° 💧 0.03 in 💨 5 mph H 92%29.85 inHg

5:00 AM

Overcast night

71° 💧 None 💨 5 mph H 93%29.83 inHg

6:00 AM

Overcast night

70° 💧 None 💨 5 mph H 93%29.83 inHg

7:00 AM

Mostly cloudy

70° 💧 None 💨 5 mph H 93%29.83 inHg

8:00 AM

Mostly cloudy

72° 💧 None 💨 5 mph H 88%29.85 inHg

9:00 AM

Mostly sunny

74° 💧 None 💨 4 mph H 80%29.85 inHg

10:00 AM

Mostly sunny

77° 💧 None 💨 5 mph H 68%29.85 inHg

11:00 AM

Partly cloudy

80° 💧 None 💨 4 mph H 58%29.85 inHg

12:00 PM

Mostly sunny

82° 💧 None 💨 5 mph H 51%29.85 inHg

1:00 PM

Partly cloudy

83° 💧 None 💨 5 mph H 49%29.83 inHg

2:00 PM

Partly cloudy

85° 💧 None 💨 6 mph H 46%29.83 inHg

3:00 PM

Sunny

85° 💧 None 💨 7 mph H 43%29.80 inHg

4:00 PM

Sunny

86° 💧 None 💨 8 mph H 38%29.80 inHg

5:00 PM

Sunny

85° 💧 None 💨 9 mph H 36%29.77 inHg

6:00 PM

Mostly sunny

84° 💧 None 💨 9 mph H 39%29.77 inHg

7:00 PM

Partly cloudy

81° 💧 None 💨 9 mph H 43%29.77 inHg

8:00 PM

Partly cloudy night

80° 💧 None 💨 11 mph H 48%29.77 inHg

9:00 PM

Overcast night

78° 💧 None 💨 11 mph H 53%29.80 inHg

10:00 PM

Overcast night

76° 💧 None 💨 9 mph H 54%29.80 inHg

11:00 PM

Mostly cloudy night

75° 💧 None 💨 8 mph H 56%29.80 inHg

Saturday

12:00 AM

Partly cloudy night

73° 💧 None 💨 9 mph H 59%29.80 inHg

1:00 AM

Partly cloudy night

72° 💧 None 💨 8 mph H 59%29.80 inHg

2:00 AM

Partly cloudy night

71° 💧 None 💨 7 mph H 60%29.80 inHg

3:00 AM

Clear night

70° 💧 None 💨 7 mph H 63%29.80 inHg

4:00 AM

Clear night

69° 💧 None 💨 8 mph H 63%29.80 inHg

5:00 AM

Clear night

69° 💧 None 💨 9 mph H 63%29.77 inHg

6:00 AM

Clear night

68° 💧 None 💨 9 mph H 65%29.77 inHg

7:00 AM

Sunny

68° 💧 None 💨 9 mph H 68%29.80 inHg

8:00 AM

Sunny

69° 💧 None 💨 9 mph H 66%29.80 inHg

9:00 AM

Sunny

71° 💧 None 💨 11 mph H 59%29.80 inHg

10:00 AM

Sunny

72° 💧 None 💨 11 mph H 54%29.80 inHg

11:00 AM

Sunny

74° 💧 None 💨 11 mph H 48%29.80 inHg

12:00 PM

Sunny

76° 💧 None 💨 11 mph H 44%29.80 inHg

1:00 PM

Sunny

78° 💧 None 💨 11 mph H 42%29.80 inHg

2:00 PM

Sunny

79° 💧 None 💨 11 mph H 41%29.80 inHg

3:00 PM

Sunny

79° 💧 None 💨 10 mph H 41%29.80 inHg

4:00 PM

Sunny

79° 💧 None 💨 11 mph H 41%29.77 inHg

In Central Islip and, more broadly, across the state of New York: As the afternoon progresses into the evening, expect a mix of sun and clouds with temperatures generally ranging from 67 to 71 degrees Fahrenheit. Light northwest winds will prevail, blowing around 4 mph with gusts reaching up to 8 mph. There is a high possibility of rain, with an expected accumulation of about 0.09 inches, particularly during the evening hours. Residents should be prepared for some light showers as the weather transitions into the night, but overall conditions will remain mild. It’s a good idea to keep an umbrella handy and be cautious of brief, light rainfall during this period. Temperatures will gradually drop, and the skies may become more overcast as evening settles in.

15-Day Weather Outlook for Central Islip

TomorrowTomorrow

Light rain 76°/65° 💧 0.01 in 💨 12 mph

Thursday, Sep 3Thu Sep 3

Moderate rain 79°/67° 💧 0.32 in 💨 10 mph

Friday, Sep 4Fri Sep 4

Moderate rain 86°/70° 💧 0.15 in 💨 11 mph

Saturday, Sep 5Sat Sep 5

Sunny 79°/69° 💧 None 💨 13 mph

Sunday, Sep 6Sun Sep 6

Sunny 75°/63° 💧 None 💨 11 mph

Monday, Sep 7Mon Sep 7

Light rain 75°/64° 💧 0.01 in 💨 8 mph

Tuesday, Sep 8Tue Sep 8

Moderate rain 74°/68° 💧 0.50 in 💨 22 mph

Wednesday, Sep 9Wed Sep 9

Light rain 70°/53° 💧 0.07 in 💨 20 mph

Thursday, Sep 10Thu Sep 10

Sunny 73°/56° 💧 None 💨 10 mph

Friday, Sep 11Fri Sep 11

Light rain 74°/63° 💧 0.03 in 💨 12 mph

Saturday, Sep 12Sat Sep 12

Light rain 88°/73° 💧 0.01 in 💨 12 mph

Sunday, Sep 13Sun Sep 13

Overcast 84°/75° 💧 None 💨 9 mph

Monday, Sep 14Mon Sep 14

Moderate rain 76°/63° 💧 0.17 in 💨 12 mph

Tuesday, Sep 15Tue Sep 15

Overcast 73°/64° 💧 None 💨 11 mph

Wednesday, Sep 16Wed Sep 16

Sunny 71°/61° 💧 None 💨 10 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Central Islip

Vertical axis: °F · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for Central Islip

Hourly forecast · Updated every 2 hours

Fair

Nearest forecast value 5:00 PM

PM2.5 Fine particles Fair 12,9µg/m³

Microscopic particles that can penetrate deep into the lungs. Elevated concentrations can especially affect children, older adults and people with respiratory conditions.

PM10 Particulate matter Good 16,2µg/m³

Includes dust, pollen and other airborne particles. High concentrations may irritate the respiratory system.

O₃ Ozone Fair 97,5µg/m³

Ground-level ozone can irritate the eyes and respiratory system when concentrations are elevated.

NO₂ Nitrogen dioxide Good 1,7µg/m³

A gas emitted mainly by traffic and some industrial activity. High exposure can affect respiratory health.

Air quality is acceptable for most people.

UV & HEALTH

UV, Sun & Health Outlook in Central Islip

Maximum daily UV Today, tomorrow and the following day show the maximum UV index forecast for each day.

0–2 Low 3–5 Moderate 6–7 High 8–10 Very high 11+ Extreme

Today UV 6,4High 🙂Fair

Tomorrow UV 3,0Moderate 🙂Fair

Thursday UV 5,7Moderate 🙂Fair

Friday UV 7,1High 😐Moderate

Saturday UV 7,0High 🙂Fair

Sunday UV 6,0High —Unavailable

Monday UV 6,0High —Unavailable

Hourly UV index today

5:00 PMUV 0,9 6:00 PMUV 0,1 7:00 PMUV 0,0

Today's weather health advice Open today's recommendations.

Strong UV exposure

Protect exposed skin with SPF 30+ sunscreen, wear sunglasses, and try to limit direct midday sun.

Acceptable air quality

Air quality is acceptable for most people. Very sensitive people may want to reduce prolonged exertion.

Comfortable temperature conditions

Temperatures should feel comfortable for most people, with no particular heat or cold precautions needed.

Good conditions for outdoor activities

Outdoor activities can generally be enjoyed normally, with sun protection adjusted to the UV level.

WIND OUTLOOK

Hourly Wind Forecast for Central Islip

Vertical axis: mph · Horizontal axis: hours

Sustained wind Max gusts

Internal PR simulation: 4.55 Population: 38,373

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Forecast data for Central Islip were last refreshed today at 4:01 PM. The current forecast period extends through 03/09/2026 at 2:00 PM. Weather, air-quality and UV-index data are provided through WEATHER-INFO.COM. Forecasts are produced automatically from the latest available data and are subject to periodic technical checks. This service is intended for general weather information.