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Planning ahead in Nassau County? Our extended 14-Day Weather Forecast provides comprehensive 2-week predictions, including daily temperature highs/lows, precipitation probabilities, and long-term atmospheric trend outlooks.

Nassau County 14-Day Weather Forecast

Saturday, Oct 24, 2026

Daytime
57°F

Partly Cloudy

Feels like 57°F

Humidity

34%

Wind Speed

2.7 mph

Precipitation

0 in

Pressure

1034 hPa

UV Index

4

Visibility

10 mi

Cloud Cover

78%

Dew Point

48°F

14-Day Extended Weather Forecast

Today

Oct 24

Partly Cloudy
61°H
54°L
0%

Sun

Oct 25

Partly Cloudy
65°H
42°L
0%

Mon

Oct 26

Partly Cloudy
67°H
47°L
0%

Tue

Oct 27

Partly Cloudy
62°H
51°L
0%

Wed

Oct 28

Partly Cloudy
56°H
43°L
0%

Thu

Oct 29

Partly Cloudy
63°H
49°L
0%

Fri

Oct 30

Partly Cloudy
72°H
54°L
0%

Sat

Oct 31

Partly Cloudy
69°H
54°L
0%

Sun

Nov 1

Partly Cloudy
67°H
58°L
0%

Mon

Nov 2

Partly Cloudy
66°H
61°L
0%

Tue

Nov 3

Partly Cloudy
63°H
63°L
0%

Air Quality (AQI)

Air quality sensors are offline for this coordinate.

Sun & Moon Phase

Sunrise

6:00 AM

Sunset

8:00 PM

Moon Phase

Waxing Gibbous

Waxing Gibbous

Wind Conditions & Storm Tracking

Wind Direction

346.6° NNW

Sustained Wind

2.7 mph

Wind Gusts

2.7 mph

14-Day Temp Range

Expected 14-Day Swings

42°
72°

High and low limits expected over the next two weeks.

Extended Local Forecasts

14 Day Weather Forecast7 Day Weather ForecastHourly Weather Tracker

Location View

Nassau County · 40.73°N, 73.61°W
Radar Page
Coordinates40.7299°N, 73.6075°W
Elevationm
TimezoneAmerica/New_York

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Safety & Environmental Index

MetricValueStatus / Interpretation
Air Quality (AQI)N/AOffline
UV Index4Moderate Risk
Visibility10 milesClear

Frequently Asked Questions

Our 14-day forecast for Nassau County shows detailed long-term predictions, including daily high and low temperatures, precipitation chances, and overall weather patterns.

About Nassau County Climate & Weather

Weather forecast for Nassau County is powered by high-resolution weather models using open-source infrastructure. Check current temperatures, rain radar graphs, hourly wind speeds, humidity values, and ultraviolet indexes directly from our weather tracking console.

Meteorological Data: Weather data for this area is aggregated from global and regional forecast models (GFS, HRRR, ERA5) and updated continuously every hour.