Weather forecast for 10 daysCentral Islip, NY

Weather forecast for the weekend

Saturday Oct 17, 2026

  • 52°F
  • 39°F
Cloudy / Wind
Cloudy / Wind
  • Precip. probability: 15%
  • Precipitation: 0"
  • Wind: 21mphN 351°
  • Humidity: 50%
  • UV index: 3
  • Sunrise: 7:06 am EDT
  • Sunset: 6:09 pm EDT
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On Saturday, in Central Islip, wind-driven clouds will keep skies gray all day.
The temperature variation is anticipated to range from a maximum of a crisp 51.8°F to a minimum of a wintry 39.2°F.
Today, the forecast high deviates from October's norm and tracks November's average temperature of 52°F.
Sunrise was at 7:06 am and sunset will be at 6:09 pm; the daylight will last for 11h and 3min.

Sunday Oct 18, 2026

  • 57°F
  • 45°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 12mphNNE 30°
  • Humidity: 47%
  • UV index: 4
  • Sunrise: 7:07 am EDT
  • Sunset: 6:08 pm EDT
  • ▼
Tomorrow, in Central Islip, sunshine and minimal clouds are in the outlook.
A temperature range of a refreshing 57.2°F to a frosty 44.6°F is predicted.
Tomorrow's high temperature is expected to be relatively lower than the typical October peak of 62.4°F.
Sunrise will be at 7:07 am and sunset at 6:08 pm; tomorrow's daylight will last for 11h and 1min.

10-day overview

Daily temperatures

Warmest day: Tuesday 68°C.
Coldest day: today 52°C.

Chance of precipitation

Highest chance: Saturday 24.10. 38%.

Long-term weather forecast

  • Saturday
  • Oct 17, 2026
  • 52°F
  • 39°F
Cloudy / Wind
Cloudy / Wind
  • Precip. probability: 15%
  • Precipitation: 0"
  • Wind: 21mphN 351°
  • Humidity: 50%
  • UV index: 3
  • Sunrise: 7:06 am EDT
  • Sunset: 6:09 pm EDT
  • ▼
  • Sunday
  • Oct 18, 2026
  • 57°F
  • 45°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 12mphNNE 30°
  • Humidity: 47%
  • UV index: 4
  • Sunrise: 7:07 am EDT
  • Sunset: 6:08 pm EDT
  • ▼
  • Monday
  • Oct 19, 2026
  • 63°F
  • 50°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 17mphNNE 32°
  • Humidity: 58%
  • UV index: 4
  • Sunrise: 7:08 am EDT
  • Sunset: 6:06 pm EDT
  • ▼
  • Tuesday
  • Oct 20, 2026
  • 68°F
  • 48°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 17mphNNE 24°
  • Humidity: 53%
  • UV index: 4
  • Sunrise: 7:09 am EDT
  • Sunset: 6:05 pm EDT
  • ▼
  • Wednesday
  • Oct 21, 2026
  • 61°F
  • 46°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 15%
  • Precipitation: 0.08"
  • Wind: 19mphNE 35°
  • Humidity: 59%
  • UV index: 4
  • Sunrise: 7:10 am EDT
  • Sunset: 6:03 pm EDT
  • ▼
  • Thursday
  • Oct 22, 2026
  • 59°F
  • 50°F
AM Showers
AM Showers
  • Precip. probability: 32%
  • Precipitation: 0.04"
  • Wind: 16mphNNE 19°
  • Humidity: 72%
  • UV index: 4
  • Sunrise: 7:12 am EDT
  • Sunset: 6:02 pm EDT
  • ▼
  • Friday
  • Oct 23, 2026
  • 61°F
  • 48°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0"
  • Wind: 15mphNNE 22°
  • Humidity: 63%
  • UV index: 4
  • Sunrise: 7:13 am EDT
  • Sunset: 6:01 pm EDT
  • ▼
  • Saturday
  • Oct 24, 2026
  • 61°F
  • 48°F
AM Showers
AM Showers
  • Precip. probability: 38%
  • Precipitation: 0.04"
  • Wind: 16mphNNE 30°
  • Humidity: 66%
  • UV index: 4
  • Sunrise: 7:14 am EDT
  • Sunset: 5:59 pm EDT
  • ▼
  • Sunday
  • Oct 25, 2026
  • 63°F
  • 50°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0.04"
  • Wind: 14mphNE 36°
  • Humidity: 76%
  • UV index: 4
  • Sunrise: 7:15 am EDT
  • Sunset: 5:58 pm EDT
  • ▼
  • Monday
  • Oct 26, 2026
  • 64°F
  • 52°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0"
  • Wind: 11mphN 9°
  • Humidity: 71%
  • UV index: 3
  • Sunrise: 7:16 am EDT
  • Sunset: 5:56 pm EDT
  • ▼
overcast, bright and rain-filled weather is predicted.
Rain is anticipated on Wednesday, Thursday, next Saturday and Sunday.
Significant changes in temperature are expected over the next several days. Maximum temperatures are forecasted between 51.8°F and 68°F, while the lowest night temperatures will vary also significantly, as nighttime lows are forecast to fall between 39.2°F and 51.8°F.
With the highest temperature of 68°F, Tuesday will be the warmest day; today is the coldest day, with a maximum temperature of 51.8°F.
Updated: Oct 17, 2026 @ 13:59:58 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Today, in Central Islip, gray, windy skies will keep the atmosphere unsettled.

Today, the maximum temperature will be 51.8°F, while the minimum temperature will be 39.2°F.
The maximum temperature today will be noticeably lower than the average highest temperature of 62.4°F in October. Today, the lowest temperature will be also notably lower than the average low of 55.8°F.

On Saturday, in Central Islip, sunrise was at 7:06 am and sunset will be at 6:09 pm (EDT).

In Central Islip, the length of the day today will be 11h and 3min.

On Sunday, sunny and dry conditions are anticipated.

Tomorrow, the highest temperature will be 57.2°F, while the lowest temperature will be 44.6°F.
Tomorrow, the highest temperature will be slightly cooler than the average maximum temperature in October. Tomorrow, the lowest temperature will be noticeably lower than the average low of 55.8°F.

On Sunday, in Central Islip, sunrise will be at 7:07 am and sunset at 6:08 pm (EDT).

Tomorrow, the daylight will last for 11h and 1min.