easeweather.com
Nassau County (Glen Cove)
Akron (OH)Albuquerque (NM)Alexandria (VA)Anaheim (CA)Anchorage (AK)Arlington (VA)Atlanta (GA)Atlantic City (NJ)Austin (TX)Baltimore (MD)Baton Rouge (LA)Birmingham (AL)Boston (MA)Brooklyn (NY)Buffalo (NY)Cape Coral (FL)Charlotte (NC)Chattanooga (TN)Chicago (IL)Cincinnati (OH)Cleveland (OH)Colorado Springs (CO)Columbus (OH)Corpus Christi (TX)Dallas (TX)Dayton (OH)Denver (CO)Des Moines (IA)Detroit (MI)El Paso (TX)Fairbanks (AK)Fort Lauderdale (FL)Fort Wayne (IN)Fort Worth (TX)Gatlinburg (TN)Glen Cove (NY)Grand Rapids (MI)Harrisburg (PA)Honolulu (HI)Houston (TX)Huntsville (AL)Indianapolis (IN)Jackson (MS)Jacksonville (FL)Juneau (AK)Kansas City (MO)Ketchikan (AK)Key West (FL)Knoxville (TN)Las Vegas (NV)Lexington (KY)Lincoln (NE)Little Rock (AR)Los Angeles (CA)Louisville (KY)Madison (WI)Manhattan (NY)Memphis (TN)Miami (FL)Milwaukee (WI)Minneapolis (MN)Mobile (AL)Montgomery (AL)Nashville (TN)New Orleans (LA)New York City (NY)Newark (NJ)Norfolk (VA)Oklahoma City (OK)Omaha (NE)Orlando (FL)Philadelphia (PA)Phoenix (AZ)Pittsburgh (PA)Portland (OR)Richmond (VA)Riverside (CA)Sacramento (CA)Salt Lake City (UT)San Antonio (TX)San Diego (CA)San Francisco (CA)San Jose (CA)Savannah (GA)Seattle (WA)Sitka (AK)Skagway (AK)Springfield (MO)St. Louis (MO)St. Petersburg (FL)Tallahassee (FL)Tampa (FL)Toledo (OH)Traverse City (MI)Tulsa (OK)Tyler (TX)Vancouver (WA)Virginia Beach (VA)WashingtonWichita (KS)Winston-Salem (NC) More Locations
United States weather

Weather in Nassau County, New York for August 2026

Your guide to Nassau County weather in August - trends and predictions

    Temperatures

  • In general, the average temperature in Nassau County at the beginning of August is 25.7 °F. As the month progressed, temperatures tended to moderately fall, reaching an average of 24 °F by the end of August.

    • Rain 🌧️

  • With an average of 5 rainy days, Nassau County experiences minimal rainfall in August.

    • More

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
26
Dry days
Average rainy days
5
Rainy days
Average snowy days
0
Snow days
Average temperatures
26°/20°
Temperatures
Average wind speed
19 km/h
Avg max wind
Average humidity
70 %
Avg humidity

Nassau County Weather August

Move between months or click on a day
July
September
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Moderate rain
19°
2
Overcast
25°
3
Sunny
29°
4
Sunny
31°
5
Overcast
30°
6
Overcast
23°
7
Overcast
23°
8
Sunny
25°
9
Sunny
25°
10
Fog
30°
11
Cloudy
30°
12
Mist
32°
13
Mist
27°
14
Overcast
27°
15
Partly cloudy
28°
16
Overcast
27°
17
Overcast
31°
18
Overcast
24°
19
Cloudy
22°
20
Moderate rain
21°
21
Overcast
20°
22
Cloudy
28°
23
Sunny
28°
24
Cloudy
27°
25
Light rain shower
25°
26
Overcast
26°
27
Thundery outbreaks possible
23°
28
Cloudy
24°
29
Light rain shower
24°
30
Partly cloudy
22°
31
Cloudy
24°

Temperatures trend during August in Nassau County

See the weather trend as well as the moving average line

August weather in Nassau County day by day

Click on a date for more information
July September
Date Weather Temperatures Rain UV More
Aug. 1 Moderate rain
Moderate rain
 19° /17° 39.4 mm 4
Aug. 2 Overcast
Overcast
 25° /19° 0 mm 6
Aug. 3 Sunny
Sunny
 29° /21° 0 mm 7
Aug. 4 Sunny
Sunny
 31° /21° 0 mm 8
Aug. 5 Overcast
Overcast
 30° /22° 0 mm 7
Aug. 6 Overcast
Overcast
 23° /20° 0 mm 5
Aug. 7 Overcast
Overcast
 23° /20° 0 mm 5
Aug. 8 Sunny
Sunny
 25° /19° 0 mm 7
Aug. 9 Sunny
Sunny
 25° /19° 0 mm 7
Aug. 10 Fog
Fog
 30° /18° 0 mm 7
Aug. 11 Cloudy
Cloudy
 30° /21° 0 mm 7
Aug. 12 Mist
Mist
 32° /21° 0 mm 7
Aug. 13 Mist
Mist
 27° /22° 0 mm 6
Aug. 14 Overcast
Overcast
 27° /24° 0 mm 6
Aug. 15 Partly cloudy
Partly cloudy
 28° /23° 0 mm 7
Aug. 16 Overcast
Overcast
 27° /21° 0 mm 6
Aug. 17 Overcast
Overcast
 31° /22° 0 mm 7
Aug. 18 Overcast
Overcast
 24° /18° 0 mm 5
Aug. 19 Cloudy
Cloudy
 22° /18° 0 mm 5
Aug. 20 Moderate rain
Moderate rain
 21° /18° 14.4 mm 5
Aug. 21 Overcast
Overcast
 20° /18° 5.2 mm 5
Aug. 22 Cloudy
Cloudy
 28° /17° 0 mm 6
Aug. 23 Sunny
Sunny
 28° /19° 0 mm 7
Aug. 24 Cloudy
Cloudy
 27° /20° 0 mm 6
Aug. 25 Light rain shower
Light rain shower
 25° /21° 3.4 mm 6
Aug. 26 Overcast
Overcast
 26° /18° 0 mm 6
Aug. 27 Thundery outbreaks possible
Thundery outbreaks possible
 23° /19° 0 mm 5
Aug. 28 Cloudy
Cloudy
 24° /18° 0 mm 5
Aug. 29 Light rain shower
Light rain shower
 24° /19° 1.2 mm 5
Aug. 30 Partly cloudy
Partly cloudy
 22° /15° 0 mm 6
Aug. 31 Cloudy
Cloudy
 24° /17° 0 mm 5
Next
Important Notice
Our weather forecast for Nassau County in August is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Nassau County forecast closer to your planned date for the most up-to-date weather information.
Change Month
‹
›

Nassau County in August - FAQ

What are the expected maximum and minimum temperatures in Nassau County during August?
During August, expect a variety of temperatures with highs around 26° and lows near 20°, suitable for diverse activities and preferences.
How much rainfall should be expected in Nassau County during August?
Moderate rainfall is anticipated in Nassau County during August, with a total of 63.6 mm spread over approximately 5 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Nassau County during August?
The average wind speed in Nassau County during August is 19 km/h, suggesting breezy to windy conditions, depending on your activities.

August rainfall patterns in Nassau County

Explore the daily rainfall trends and prepare for Nassau Countys August weather 💧

UV exposure in Nassau County during August

Stay informed about UV levels for safe outdoor activities throughout the month of August ☀️
Top locations in Nassau County
Select a location for an accurate weather forecast
Glen Cove
More Locations

Quick links

More Nassau County weather pages
You are here
Location coordinates Where is Nassau County?

Get accurate weather forecasts for Nassau County, located at latitude 40.862 and longitude -73.634. Stay updated with localized weather information tailored for Nassau County.

Found a mistake?
We appreciate your attention to details. Tell us here.