ClimateForecastNovemberDecember >>

Hammonton (NJ) Climate by Month

The temperature in Hammonton can vary greatly throughout the year. The temperatures shift from very warm to cold. It also has a notably wet climate with much precipitation. Let's now guide you through the climate details for a complete overview.

Average day and night temperature

Depending on the time of the year, temperatures range from very warm to chilly in Hammonton. Average daytime temperatures range from a very warm 31°C in July, the warmest time of the year, to a chilly 6°C during cooler months like January. At night, temperatures typically average around -5°C during these months.

The mean minimum and maximum temperatures throughout the year

Precipitation and rainy days

Hammonton has a relatively rain/snowy climate with high precipitation levels, averaging 1255 mm of rain/snowfall annually. While rainfall varies throughout the year, each season offers its own charm. December brings wetter days averaging 138 mm of precipitation, spread over 11 rainy days. In contrast, May experiences a drier climate, with about 81 mm of rainfall spread across 11 rainy days.

The mean monthly precipitation over the year, including rain, hail and snow

Sunshine over the year

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.

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).

The best time of year to visit Hammonton in the United States of America

Other facts from our historical weather data:
  • When is summer in Hammonton?
    The hottest season / summer takes place in June, July, August and September.
  • Which is the warmest month in Hammonton?
    July has an average maximum temperature of 31°C and is the warmest month of the year.
  • Which is the coldest month in Hammonton?
    The coldest month is January with an average maximum temperature of 6°C.
  • Which is the wettest month in Hammonton?
    December tops the wettest month list with 138 mm of rainfall.
  • Which is the driest month in Hammonton?
    May is the driest month with 81 mm of precipitation.
  • Which is the sunniest month in Hammonton?
    July is the sunniest month with an average of 275 hours of sunshine.

  • No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.

    Forecast for Hammonton (NJ)

    Thu   Nov 21
    12°C | 3°C
    NW 18 km/h
    10 mm
    broken clouds and rain

    broken clouds and rain

    Fri   Nov 22
    8°C | 1°C
    SW 25 km/h
    7.2 mm
    broken clouds and rain

    broken clouds and rain

    Sat   Nov 23
    11°C | 1°C
    NW 22 km/h
    partly cloudy and no rain

    partly cloudy and no rain