Yosemite National Park is definitely worth a visit
Vast forests, blue lakes, towering sequoias, and majestic waterfalls hint at the beauty of Yosemite National Park—a true natural masterpiece.
Hammonton (NJ) Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Hammonton.
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Climate overview of Hammonton
Hammonton, New Jersey, United States of America, experiences significant temperature variation throughout the year. Summers bring daytime highs of 31°C (88°F) in July, while winters cool to 6°C (43°F) in January.
Rain/snowfall is high, totalling around 1255 mm (49 in) per year. December is the wettest month and May the driest. The city also experiences very warm summers and cold winters. The most sunshine falls in July, with an average of 9.2 hours of daily sunshine.
Hammonton Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Hammonton - and find the best time to visit.
Monthly Temperature in Hammonton
Depending on the time of the year, temperatures range from very warm to chilly in Hammonton. Average maximum daytime temperatures range from a very warm 31°C (88°F) in July, the warmest time of the year, to a chilly 6°C (43°F) during cooler months like January.
At night, you can expect temperatures ranging from 19°C (66°F) in July to around -5°C (23°F) during January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Hammonton
Hammonton has a relatively rain/snowy climate with high precipitation levels, averaging 1255 mm (49 in) of rain/snowfall annually. While rainfall varies throughout the year, each season offers its own charm. December brings wetter days averaging 138 mm (5.4 in) of precipitation, spread over 11 rainy days.
In contrast, the driest month May experiences a drier climate, with about 81 mm (3.2 in) of rainfall spread across 11 rainy days. For more details, please visit our Hammonton Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Hammonton
Seasonal changes in sunshine hours are quite dramatic in Hammonton. While July receives considerable daily sunshine with up to 9.2 hours, December marks the darkest time of the year, where sunshine is scarce with only 4.7 hours of sunlight per day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Data from: Philadelphia, the United States of America (46 KM, 29 Miles).
Daily hours of sunshine
Data from: Philadelphia, the United States of America (46 KM, 29 Miles).
Daily percentage of sunshine
Data from: Philadelphia, the United States of America (46 KM, 29 Miles).
Humidity in Hammonton by Month
The relative humidity is high throughout the year in Hammonton.
The city experiences its highest humidity in September, reaching 72%. In April, the humidity drops to its lowest level at 61%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Data from: Philadelphia, the United States of America (46 KM, 29 Miles).
Best Time to Visit Hammonton
For comfortable weather, consider visiting Hammonton in May. Conditions are usually least favourable in January, February and December.
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
Jan
cold
Feb
cold
Mar
mixed
Apr
very good
May
excellent
Jun
very good
Jul
mixed
Aug
mixed
Sep
very good
Oct
very good
Nov
good
Dec
wet
- Best overall: May
- Warmest weather: July and August
- Most sunshine: June and July
- Seasonal pattern: Very warm summers and cold winters
- Coldest conditions: January, with freezing nights around -5°C (23°F).
Frequently asked questions about the climate in Hammonton
What is the best time to visit Hammonton?
May typically offers the most optimal weather in Hammonton. In contrast, January, February and December tend to have less optimal conditions. Hammonton has very warm summers and cold winters.
What temperatures can I expect in Hammonton?
Daytime highs range from 6°C (43°F) in January to 31°C (88°F) in July. Nighttime lows range from -5°C (23°F) to 19°C (66°F). Temperatures vary considerably through the year.
How much rain does Hammonton get?
Annual rainfall is around 1255 mm (49 in). December is the wettest month with 138 mm (5.4 in), while May is the driest with 81 mm (3.2 in).
How sunny is Hammonton?
Hammonton receives around 2,500 hours of sunshine per year. July is the sunniest month with 275 hours, while December is the cloudiest with just 140 hours. Overall, Hammonton enjoys abundant sunshine.
Hammonton 3-Day Forecast
Hammonton on the map
Hammonton is highlighted - select any city to see its climate.
Popular in October
Where to go in October - average daytime high across popular destinations.
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29°C (84°F) Destin26°C (79°F) Los Angeles24°C (75°F) New York City19°C (66°F) Big Bear Lake19°C (66°F) Bucket list
Need travel inspiration? Check out our bucket list articles and be inspired.
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