New York, NY 21° Los Angeles, CA 22° Chicago, IL 19° 🌤️ Houston, TX Miami, FL 27° Phoenix, AZ 39° 🌤️ Seattle, WA 🌤️ Denver, CO 🌤️ Toronto, ON 🌤️ Vancouver, BC
WeatherLive › Delaware › Nassau

Nassau, DE Weather (19969)

ZIP codes: 19969 · 19958
Today Hourly 10-Day Weekend Monthly Radar Air Quality Climate
Current WeatherNassau · 2:02 AM EDT
30° | 23°
24°C
Feels like 29°
Rain
WindW 4 mph · Gusts 4 mph
Precip81% · 1.66 in
Humidity95% · Dew point 24°
UV index9 Very high
Air Quality32 Good
Pressure29.83 inHg
Visibility6 mi
Sunrise / Sunset6:17 AM · 7:51 PM · 13h 34m

Weather map — Nassau

Full radar →
Now
24°
0.20 in
4 mph
03:00
24°
0.20 in
5 mph
04:00
24°
0.20 in
5 mph
05:00
23°
0.20 in
5 mph
06:00
23°
0.20 in
4 mph
07:00
24°
0.20 in
4 mph
08:00
24°
15%
4 mph
09:00
26°
11%
5 mph
10:00
27°
9%
7 mph
11:00
28°
17%
7 mph
12:00
29°
5%
8 mph
13:00
29°
11%
8 mph
14:00
30°
4%
7 mph
15:00
30°
11%
7 mph
16:00
30°
36%
5 mph
17:00
29°
20%
4 mph
18:00
27°
16%
6 mph
19:00
26°
28%
6 mph
20:00
25°
35%
5 mph
21:00
24°
28%
3 mph
22:00
24°
12%
3 mph
23:00
24°
12%
4 mph
00:00
23°
13%
4 mph
01:00
23°
13%
4 mph

Today · Tue 8/18

High 30°
81% / 1.66 in

Sunny. Winds N at 8 mph.

Overnight · Tue 8/18

Low 23°
84% / 0.20 in

Rain. Winds NW at 5 mph.

Tomorrow · Wed 8/19

31° | 22°
5% / –

Sunny. Winds W at 7 mph.

7-day trend

Nassau · temperature + precipitation

10-day forecast

Updated 2:02 AM

Details & indices

Wind
4 mph W
Gusts 4 mph
Humidity
95%
Dew point 24°
Pressure
29.83 inHg
Falling
UV index
9 — Very high
High today
Air Quality
Good
AQI 32 · US EPA
Allergy
Low
Mugwort
Visibility
6 mi
Clear view
Allergy — Nassau

🌿 Conditions right now

View all →
Birch
None
Grass
Low
Oak
None
Alder
None
Hazel
None
Mugwort
Low
Ragweed
Low

Sun & moon

Sunrise6:17 AM
Sunset7:51 PM
Length of day13h 34m
Moonrise12:41 PM
Moonset10:40 PM
Moon phase🌓 First Quarter · 32%
Next full moonAug 28 Sturgeon Moon
Latitude38.7521°N
Longitude-75.1877°E

Water temps nearby

View all →
Rehoboth Beach (6 mi)75°
Cape May (20 mi)77°
Wildwood (26 mi)76°
Ocean City (29 mi)76°
Ocean City (49 mi)76°
Atlantic City Beach (59 mi)77°
🌤️No rain expected in the next 90 minutes
Now+30+60+90 min
Minute-by-minute precip · HRRR nowcast

Daily planner

computed from today's forecast
Laundry day
Poor
Line-drying weather
Grilling
Fair
Fire up the grill
Running
Poor
Lace up outside
Patio
Fair
Dinner outdoors
Data sources · Tuesday, August 18
Where the Nassau forecast comes from
This page blends NOAA/NWS model guidance with global ensembles for the 10-day outlook, air quality and alerts. Data refreshes every hour, current conditions every 15 minutes. Coordinates: 38.7521°N, -75.1877°.
NBM + global weather models
Updated: 2:02 AM
Weather in Nassau
The 10-day span for Nassau runs from a high near 31° on Wednesday down to 20° overnight on Thursday. Models drop roughly 5.3 in of precipitation across the stretch — watch Saturday (92%). Hold onto the patio furniture Wednesday: gusts could hit 29 mph. The NWS alert board for this area is currently clear. Right now Nassau is running about 55° warmer than New York. Longer view: variable mid-latitude weather in every season.
Nassau, DE · Elev 26 ft · 38.75°N, 75.19°W · Delaware · Forecast computed for these exact coordinates
Powered by NWS/NOAA guidance, multi-model forecasts and official environmental feeds · NOAA/NWS · EPA AirNow · MET Norway · global models
Updated: 2:02 AM