Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™
Arthur unleashes life-threatening flooding across Gulf Coast. Click for the forecast. Chevron right

New Gretna, NJ

78°F
Location Chevron down
Location News Videos
Use Current Location
Recent

New Gretna

New Jersey

78°
No results found.
Try searching for a city, zip code or point of interest.
Get Premium+
Create Your Account Unlock extended daily and hourly forecasts — all with your free account.
Let's Go Chevron right
Have an account already? Log In
settings
Help
New Gretna, NJ Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

News & Features

Astronomy

Business

Climate

Health

Recreation

Sports

Travel

For Business

Warnings

Data Suite

Forensics

Advertising

Superior Accuracy™

Video

Winter Center

Today Hourly 10-Day Radar MinuteCast®

Monthly

Air Quality Health & Activities

July

January February March April May June July August September October November December

2026

2025 2026 2027

10-Day

S
M
T
W
T
F
S
28
Mostly sunny and humid
83°
68°
29
Mostly cloudy and humid
84°
67°
30
Humid with a touch of rain
83°
68°
1
Mostly sunny and humid
86°
78°
2
Times of clouds and sun
78°
65°
3
A shower and thunderstorm
78°
70°
4
Humid with a t-storm possible
79°
66°
5
Cloudy
79°
67°
6
Partly sunny and humid
80°
69°
7
Humid with plenty of sunshine
84°
71°
8
Mostly sunny and humid
86°
72°
9
Mostly sunny and humid
87°
71°
10
Mostly cloudy and less humid
86°
71°
11
Humid with clouds and sun
81°
70°
12
Humid with plenty of sun
86°
71°
13
Partly sunny and less humid
85°
68°
14
Partly sunny
82°
66°
15
Cloudy and humid
85°
72°
16
A shower and thunderstorm
82°
72°
17
A shower and thunderstorm
86°
71°
18
Mostly cloudy and humid
86°
68°
19
A t-storm around in the a.m.
83°
72°
20
Humid; a morning t-shower
83°
72°
21
Cloudy, a thunderstorm; humid
82°
71°
22
A shower and thunderstorm
80°
72°
23
A shower and t-storm; humid
80°
72°
24
A couple of afternoon showers
81°
71°
25
Mostly cloudy and humid
81°
69°
26
Humid with periods of sun
82°
70°
27
A shower and t-storm; humid
82°
68°
28
Couple of thunderstorms
82°
67°
29
Sunshine and a few clouds
83°
70°
30
Plenty of sunshine
82°
71°
31
Mostly cloudy
82°
66°
1
A sun-and-cloud mix
82°
72°

Temperature Graph

°F
90° 84° 78° 72° 66° Jul
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo

July Weather in New Gretna

New Gretna's July 2026 forecast shows daily high temperatures ranging from 78° to 87°, with overnight lows between 65° and 78°. The average high for July is 83° with an average low of 70°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how July weather will actually feel in New Gretna. See also: August | September | October.

Further Ahead

August 2026

September 2026

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Hurricane

Arthur raises risk of life-threatening flooding across Gulf Coast

42 minutes ago

Severe Weather

Tornadoes, winds rip through Illinois causing widespread damage

3 hours ago

Severe Weather

Severe storms to deliver strong winds, flash flooding on Thursday

43 minutes ago

Weather News

Tropical Storm Arthur swamps cars in Texas as flood threat escalates

1 hour ago

Live Blog

Live: World Cup 2026 weather updates

LATEST ENTRY

Arthur brings rain to Atlanta, forcing World Cup fan festival to close early

21 minutes ago

More Stories

Featured Stories

Weather News

South Florida wildfire sending smoke into nearby communities

2 hours ago

Recreation

Black bear injures teen on Washington trail

1 hour ago

Astronomy

Meteorological summer vs. astronomical summer explained

5 hours ago

Recreation

Free climber dies after falling into volcanic crater in Yemen

1 day ago

Health

Pickle is the pumpkin spice of summer

2 days ago

World North America United States New Jersey New Gretna

Weather Near New Gretna:

  • Allentown, PA
  • Philadelphia, PA
  • Trenton, NJ
Company
Proven Superior Accuracy™ About AccuWeather Digital Advertising Careers Press Contact Us
Products & Services
For Business For Partners For Advertising AccuWeather APIs AccuWeather Connect Personal Weather Stations
Apps & Downloads
iPhone App Android App See all Apps & Downloads
Subscription Services
AccuWeather Premium AccuWeather Professional
More
AccuWeather Ready Business Health Hurricane Leisure and Recreation Severe Weather Space and Astronomy Sports Travel Weather News Winter Center
Company
Proven Superior Accuracy™ About AccuWeather Digital Advertising Careers Press Contact Us
Products & Services
For Business For Partners For Advertising AccuWeather APIs AccuWeather Connect Personal Weather Stations
Apps & Downloads
iPhone App Android App See all Apps & Downloads
Subscription Services
AccuWeather Premium AccuWeather Professional
More
AccuWeather Ready Business Health Hurricane Leisure and Recreation Severe Weather Space and Astronomy Sports Travel Weather News Winter Center
© 2026 AccuWeather, Inc. "AccuWeather" and sun design are registered trademarks of AccuWeather, Inc. All Rights Reserved.
Terms of Use | Privacy Policy | Cookie Policy | About Your Privacy Do Not Sell or Share My Personal Information | Data Sources

...

...

...