Current Conditions
More Information
WeatherCity Home
Switch to Metric Units
[ Almanac ]  
Sunrise:  6:34 am
Sunset:  7:12 pm
[ Moon Phases ]  

Last Quarter
Sep 16

New Moon
Sep 23

First Quarter
Sep 30

Full Moon
Oct 7




September 12th, 2025 :: 5:49 am EDT   

Local Weather Report for
Mountainside
New Jersey, United States

 Current Mountainside Weather Conditions Updated September 12th at 4:55 am 
Temperature:63°F Dew Point:54°F
Barometer:30.15 inHg Wind:calm
Humidity:72.4% Visibility:0M
 
 Mountainside Weather Forecast Summary  
 
Today
Sep 12th
Saturday
Sep 13th
Sunday
Sep 14th
Monday
Sep 15th
Tuesday
Sep 16th
Cloudy Cloudy Cloudy Cloudy Cloudy
71°F
71°F
69°F
73°F
69°F
72°F
69°F
71°F
70°F
 
 Mountainside Detailed Weather Forecast  
 
Friday, September 12th, 2025
Morning Temperature: 71°F
Sunny.
Afternoon Temperature: 70°F
Cloudy. Windy at times.
Evening Temperature: 70°F
Cloudy. Windy at times.
Saturday, September 13th, 2025
Overnight Temperature: 69°F
Cloudy.
Morning Temperature: 70°F
Mostly sunny. Windy.
Afternoon Temperature: 71°F
A mix of cloud and sun. Windy.
Evening Temperature: 70°F
Cloudy. Windy at times.
Sunday, September 14th, 2025
Overnight Temperature: 69°F
Cloudy.
Morning Temperature: 70°F
Cloudy. Windy at times.
Afternoon Temperature: 73°F
Sunny with cloudy periods. Slight chance of a thunderstorm.
Evening Temperature: 71°F
Clear with cloudy periods. Slight chance of a thunderstorm.
Monday, September 15th, 2025
Overnight Temperature: 69°F
Clear. Windy at times.
Morning Temperature: 72°F
Sunny.
Afternoon Temperature: 71°F
Cloudy. Windy at times.
Evening Temperature: 71°F
Cloudy.
Tuesday, September 16th, 2025
Overnight Temperature: 70°F
Cloudy.
Morning Temperature: 71°F
Sunny with cloudy periods. Windy at times.
Afternoon Temperature: 71°F
Cloudy. Windy at times.
Evening Temperature: 70°F
A mix of cloudy and clear skies.
Wednesday, September 17th, 2025
Overnight Temperature: 68°F
Clear with cloudy periods.
Morning Temperature: 71°F
Mostly sunny. Windy at times.
Afternoon Temperature: 70°F
Cloudy. Windy.
Evening Temperature: 70°F
Cloudy. Windy at times.
Thursday, September 18th, 2025
Overnight Temperature: 69°F
Cloudy.
Morning Temperature: 70°F
Cloudy. Windy at times.
Afternoon Temperature: 69°F
Cloudy. Windy at times.
Evening Temperature: 69°F
Cloudy.
Friday, September 19th, 2025
Overnight Temperature: 68°F
Clear.
Morning Temperature: 69°F
Sunny. Windy at times.
Afternoon Temperature: 70°F
Sunny. Windy.
Evening Temperature: 70°F
Clear. Windy at times.
Saturday, September 20th, 2025
Overnight Temperature: 69°F
Clear.
Morning Temperature: 72°F
Mostly sunny. Windy.
Afternoon Temperature: 72°F
Sunny. Windy.
Evening Temperature: 70°F
Clear. Windy at times.





 

  [ Local Weather Report ]
Westfield, NJ 
4:55 AM  63°F
 
 
Garwood, NJ 
4:55 AM  63°F
 
 
Fanwood, NJ 
4:55 AM  63°F
 
 
New Providence, NJ 
4:55 AM  50°F
 
 
Kenilworth, NJ 
4:55 AM  63°F
 
 
Plainfield, NJ 
4:55 AM  63°F
 
 
Chatham, NJ 
4:55 AM  50°F
 
 
North Plainfield, NJ 
4:55 AM  63°F
 
 
Roselle, NJ 
4:55 AM  63°F
 
 
Roselle Park, NJ 
4:55 AM  63°F
 

This WeatherCity Weather Forecast for Mountainside, New Jersey, United States is computed using a computer-generated forecast model and should be considered experimental. Please confirm this weather information with your official weather information office

  Mountainside weather brought to you by WeatherCity Server: us-chi1   Rendered in 0.00302s  
Home   |   About WeatherCity