Weather forecast for 10 daysLake Grove, NY

Weather forecast for the weekend

Sunday Oct 18, 2026

  • 55°F
  • 43°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 14mphNE 37°
  • Humidity: 42%
  • UV index: 4
  • Sunrise: 7:07 am EDT
  • Sunset: 6:07 pm EDT
  • ▼
Today, on Sunday, October 18, sunshine is forecasted under mostly clear skies.
Expected temperature values will span from a mild 55.4°F down to a brisk 42.8°F.
Today, the maximum temperature is expected to align with November's average high of 52.3°F instead of October's.
Sunrise was at 7:07 am and sunset will be at 6:07 pm; the daylight will last for 11h and 1min.

10-day overview

Daily temperatures

Maximum temperature: 66°C.
Coldest day: today 55°C.

Chance of precipitation

Highest chance: Thursday 24%.

Long-term weather forecast

  • Sunday
  • Oct 18, 2026
  • 55°F
  • 43°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 14mphNE 37°
  • Humidity: 42%
  • UV index: 4
  • Sunrise: 7:07 am EDT
  • Sunset: 6:07 pm EDT
  • ▼
  • Monday
  • Oct 19, 2026
  • 63°F
  • 50°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 17mphNE 34°
  • Humidity: 59%
  • UV index: 4
  • Sunrise: 7:08 am EDT
  • Sunset: 6:06 pm EDT
  • ▼
  • Tuesday
  • Oct 20, 2026
  • 66°F
  • 48°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 17mphNNE 23°
  • Humidity: 56%
  • UV index: 4
  • Sunrise: 7:09 am EDT
  • Sunset: 6:04 pm EDT
  • ▼
  • Wednesday
  • Oct 21, 2026
  • 59°F
  • 46°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 17%
  • Precipitation: 0"
  • Wind: 19mphNNE 31°
  • Humidity: 63%
  • UV index: 4
  • Sunrise: 7:10 am EDT
  • Sunset: 6:03 pm EDT
  • ▼
  • Thursday
  • Oct 22, 2026
  • 63°F
  • 45°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 24%
  • Precipitation: 0"
  • Wind: 15mphN 10°
  • Humidity: 58%
  • UV index: 4
  • Sunrise: 7:11 am EDT
  • Sunset: 6:02 pm EDT
  • ▼
  • Friday
  • Oct 23, 2026
  • 57°F
  • 41°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 15mphNNE 14°
  • Humidity: 49%
  • UV index: 4
  • Sunrise: 7:12 am EDT
  • Sunset: 6:00 pm EDT
  • ▼
  • Saturday
  • Oct 24, 2026
  • 59°F
  • 41°F
Sunny
Sunny
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 11mphNNE 31°
  • Humidity: 54%
  • UV index: 4
  • Sunrise: 7:14 am EDT
  • Sunset: 5:59 pm EDT
  • ▼
  • Sunday
  • Oct 25, 2026
  • 63°F
  • 45°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 8mphNNW 330°
  • Humidity: 56%
  • UV index: 4
  • Sunrise: 7:15 am EDT
  • Sunset: 5:57 pm EDT
  • ▼
  • Monday
  • Oct 26, 2026
  • 66°F
  • 48°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 9mphNW 315°
  • Humidity: 58%
  • UV index: 4
  • Sunrise: 7:16 am EDT
  • Sunset: 5:56 pm EDT
  • ▼
  • Tuesday
  • Oct 27, 2026
  • 61°F
  • 45°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 11mphN 3°
  • Humidity: 61%
  • UV index: 3
  • Sunrise: 7:17 am EDT
  • Sunset: 5:55 pm EDT
  • ▼
Conditions over the next ten days suggest that a combination of clear and dull weather is predicted.
Rainfall is not forecasted in Lake Grove in the upcoming days.
In the upcoming period, the highest temperature will range between 55.4°F and 66.2°F, while the low temperature range extends from 41°F to 50°F.
With a maximum temperature of 66.2°F, Tuesday and next Monday will be the warmest days; today is the coldest day, with a maximum temperature of 55.4°F.
Updated: Oct 18, 2026 @ 14:05:03 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Today, the forecast calls for abundant sunshine.

Today, the highest temperature will be 55.4°F, while the lowest temperature will be 42.8°F.
Today, the maximum temperature will be relatively lower than the average highest temperature in October. The lowest temperature today will be notably lower than the average low of 55.8°F.

On Sunday, in Lake Grove, sunrise was at 7:07 am and sunset will be at 6:07 pm (EDT).

In Lake Grove, today, there will be 11h and 1min of daylight.