South Branch, NJ
Unincorporated community in Somerset County, New Jersey
South Branch is a small unincorporated community in Somerset County, New Jersey. It is 1.5 miles NW of Branchburg, the nearest town. Its ZIP code is 08821.
South Branch at a glance
- State
- New Jersey
- County
- Somerset County
- ZIP code
- 08821
- Nearest town
- Branchburg (1.5 mi)
- Time zone
- America/New York
- Coordinates
- 40.5439, -74.6972
Weather in South Branch now
Loading the National Weather Service forecast…
South Branch weather by the hour
South Branch weather for the next 7 days
Source: National Weather Service (NOAA) · forecast for the coordinates of South Branch.
This week in South Branch
Sunrise, sunset and moon in South Branch
What is the weather usually like in South Branch?
Köppen climate classification, calculated from the 1991–2020 normals
- Julywarmest month · 85°F average high
- Januarycoldest month · 19°F average low
- 46.7 inprecipitation per year · 1,186 mm
Average high and low temperature (°F)
Average precipitation (inches)
Best time to visit South Branch: May–June and August–September, with mild temperatures and fewer rainy days.
Source: NOAA NCEI U.S. Climate Normals 1991–2020, station SOMERVILLE 4 NW, NJ US (USC00288194), adjusted for the elevation of South Branch.
South Branch weather month by month
Sunrise and sunset in South Branch through the year
| Month | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | 7:18 AM | 4:58 PM | 9 h 39 min |
| February | 6:50 AM | 5:35 PM | 10 h 44 min |
| March | 7:08 AM | 7:06 PM | 11 h 58 min |
| April | 6:18 AM | 7:39 PM | 13 h 20 min |
| May | 5:40 AM | 8:10 PM | 14 h 29 min |
| June | 5:25 AM | 8:32 PM | 15 h 6 min |
| July | 5:39 AM | 8:29 PM | 14 h 50 min |
| August | 6:08 AM | 7:58 PM | 13 h 49 min |
| September | 6:38 AM | 7:09 PM | 12 h 30 min |
| October | 7:08 AM | 6:20 PM | 11 h 11 min |
| November | 6:43 AM | 4:42 PM | 9 h 58 min |
| December | 7:13 AM | 4:34 PM | 9 h 20 min |
Times for the 15th of each month, local time (America/New York).
What is the weather like in South Branch?
South Branch has a hot-summer humid continental climate. The warmest month is July, with an average high of 85°F (30°C), and the coldest is January, with average lows of 19°F (-7°C).
It gets about 46.7 inches (1,186 mm) of precipitation a year. The wettest month is July and the driest is February.
The best time to visit South Branch is May–June and August–September. The live forecast on this page comes from the National Weather Service and the climate averages from NOAA’s 1991–2020 U.S. Climate Normals.
Webcams near South Branch
The closest live webcam is Montgomery Township › West: Country Cabinet Shop Inc, 8.6 miles S of South Branch.
Webcams: Windy.com. Distances in a straight line from South Branch.
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Map of South Branch, NJ
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South Branch Street View
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Questions about South Branch
Where is South Branch, NJ?
South Branch is an unincorporated community in Somerset County, New Jersey, 1.5 miles NW of Branchburg.
What county is South Branch in?
South Branch is in Somerset County, New Jersey.
What is the ZIP code of South Branch, NJ?
The ZIP code for South Branch is 08821.
What is the nearest town to South Branch?
Branchburg, 1.5 miles away.
Are there webcams near South Branch?
Yes. The closest is Montgomery Township › West: Country Cabinet Shop Inc, 8.6 miles away.
What is the hottest month in South Branch?
July, with an average high of 85°F (30°C).
What is the coldest month in South Branch?
January, with an average low of 19°F (-7°C).
How much does it rain in South Branch?
About 46.7 inches (1,186 mm) a year; the wettest month is July.
Does it snow in South Branch?
Snow is very rare or not recorded at the nearest weather station.
When is the best time to visit South Branch?
May–June and August–September, when temperatures are most pleasant and rainy days are fewer.
What climate does South Branch have?
Hot-summer humid continental (Köppen Dfa).
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