South Amboy, NJ Weather & Climate Normals
South Amboy's real weather, in one number
South Amboy, NJ scores 47/100 on this site's reading of NOAA's own 30-year normals: strongly seasonal. Comfortable weather is limited to a shorter window; summers, winters, or precipitation swing wide. 5 of the year's 12 months average between 55 and 75°F, the range this site counts as mild.
South Amboy's hottest and coldest months
South Amboy's hottest month is Jul, averaging 76°F; its coldest is Jan, averaging 32°F, a 44.5°F swing across the year, a middling gap by national standards.
Rain and snow in South Amboy
South Amboy averages 49.53in of precipitation a year across roughly 125 days with measurable rain or snow, and 29in of snow a year.
Where South Amboy ranks
South Amboy ranks 2739 of 4876 US cities in this dataset for comfort score, and 81 of 194 within NJ. About 10,549 people live there.
If you need tomorrow's forecast, not the 30-year average
Everything above is a 30-year average from NEW BRUNSWICK 3 SE, NJ US, 7.6 miles from South Amboy, not a prediction for any specific day.
More on how this is worked out
How the comfort score is calculated · Why some cities show no snow or rain figure