Climate and monthly weather forecast
Hammonton, NJ

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Weather in January

January, the same as December, is a wintry winter month in Hammonton, New Jersey, with temperature in the range of an average low of 27.5°F (-2.5°C) and an average high of 39°F (3.9°C). January, characterized by an average high temperature of 39°F (3.9°C) and a low temperature of 27.5°F (-2.5°C), is generally the coldest month. Weather in January »

Weather in February

The last month of the winter, February, is also a wintry month in Hammonton, New Jersey, with an average temperature ranging between max 42.4°F (5.8°C) and min 29.8°F (-1.2°C). The dawn of February sees an average high-temperature of a still wintry 42.4°F (5.8°C), subtly contrasting with January's 39°F (3.9°C). Weather in February »

Weather in March

March, the first month of the spring in Hammonton, is a frosty month, with temperature in the range of an average high of 49.6°F (9.8°C) and an average low of 36°F (2.2°C). Observing a slight rise in March, the average high-temperature shifts from February's wintry 42.4°F (5.8°C) to a chilly 49.6°F (9.8°C). Weather in March »

Weather in April

April in Hammonton, New Jersey, is a refreshing spring month, with temperature in the range of an average low of 46°F (7.8°C) and an average high of 61°F (16.1°C). The shift from March to April is marked by an increase in the average high-temperature, moving from a chilly 49.6°F (9.8°C) to an enjoyable 61°F (16.1°C). Weather in April »

Weather in May

The last month of the spring, May, is an agreeable month in Hammonton, New Jersey, with an average temperature fluctuating between 55°F (12.8°C) and 70.3°F (21.3°C). The transition to May introduces an increase in the average high-temperature, shifting from a refreshing 61°F (16.1°C) in April to a pleasant 70.3°F (21.3°C). Weather in May »

Weather in June

June, the first month of the summer in Hammonton, is a moderately hot month, with an average temperature varying between 63.3°F (17.4°C) and 78.4°F (25.8°C). A slight uplift of average high-temperatures is noted in June, with temperatures adjusting from a pleasant 70.3°F (21.3°C) in May to a moderately hot 78.4°F (25.8°C). Weather in June »

Weather in July

July, the same as June, is a moderately hot summer month in Hammonton, New Jersey, with temperature in the range of an average high of 84.2°F (29°C) and an average low of 68.9°F (20.5°C). July is the month when Hammonton experiences its warmest temperatures, averaging a high of 84.2°F (29°C) and a low of 68.9°F (20.5°C). The heat index in July is appraised at a hot 93.2°F (34°C). Weather in July »

Weather in August

August, the last month of the summer in Hammonton, is another warm month, with an average temperature ranging between min 68.4°F (20.2°C) and max 82.8°F (28.2°C). August's climate shows a minor adjustment in average high-temperatures to a still warm 82.8°F (28.2°C) from July's 84.2°F (29°C). Weather in August »

Weather in September

September, the first month of the autumn in Hammonton, is also a moderately hot month, with an average temperature ranging between max 76.3°F (24.6°C) and min 62.2°F (16.8°C). The beginning of September brings a minor change in the average high-temperature, shifting from a moderately hot 82.8°F (28.2°C) in August to a still warm 76.3°F (24.6°C). Weather in September »

Weather in October

October, the same as September, is another comfortable autumn month in Hammonton, New Jersey, with temperature in the range of an average low of 52.5°F (11.4°C) and an average high of 65.3°F (18.5°C). Hammonton in October undergoes a mild reduction in the average high-temperature, shifting from September's warm 76.3°F (24.6°C) to a refreshing 65.3°F (18.5°C). Weather in October »

Weather in November

The last month of the autumn, November, is another cool month in Hammonton, New Jersey, with an average temperature varying between 53.6°F (12°C) and 41.4°F (5.2°C). November's onset brings a slight change in high-temperatures, falling from a comfortable 65.3°F (18.5°C) in October to a fresh 53.6°F (12°C). Weather in November »

Weather in December

December, the first month of the winter in Hammonton, is also a frosty month, with an average temperature ranging between min 34.2°F (1.2°C) and max 45.5°F (7.5°C). Hammonton's December weather shows a modest shift in high-temperatures, falling from November's cool 53.6°F (12°C) to a frosty 45.5°F (7.5°C). Weather in December »
Updated: Feb 13, 2024 | Published by: Weather U.S. | Resources

Frequently asked questions

What month is the coldest in Hammonton?

In Hammonton, New Jersey, the average lowest temperatures are observed in January, with a high of 39°F (3.9°C) and a low of 27.5°F (-2.5°C).

What is the driest month in Hammonton?

The month with the least rainfall in Hammonton, New Jersey, is January, when the rain falls for 6.8 days and typically collects 0.67" (17mm) of precipitation.

How much does it rain in Hammonton?

In Hammonton, New Jersey, during the entire year, the rain falls for 115 days and collects up to 12.44" (316mm) of precipitation.

When does it snow in Hammonton?

Months with snowfall in Hammonton are January through March, May, November and December.

When does it snow the most in Hammonton?

January is the month with the most snowfall in Hammonton. Snow falls for 3.7 days and accumulates 1.06" (27mm) of snow.

How much does it snow in Hammonton?

In Hammonton, during the entire year, snow falls for 11.9 days and aggregates up to 2.99" (76mm) of snow.

What is the month with the lowest UV index in Hammonton?

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index.

What is the month with the least sunshine in Hammonton?

The month with the least sunshine is February, with an average of 5h of sunshine.

When is Daylight Saving Time (DST) in Hammonton?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from EST to EDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from EDT to EST.

What is the least humid month in Hammonton?

The least humid month in Hammonton is April, with an average relative humidity of 72%.

When it does not snow in Hammonton?

April, June through October are months without snowfall.

When is the highest UV index in Hammonton?

May through August, with an average maximum UV index of 6, are months with the highest UV index.

What is the most humid month in Hammonton?

June is the most humid month in Hammonton, with an average relative humidity of 79%.

When are the longest days in Hammonton?

The month with the longest days is June, with an average of 14h and 54min of daylight.

What is the hottest time of year in Hammonton?

The warmest period tends to be July, when average temperatures fluctuate between a high of 84.2°F (29°C) and a low of 68.9°F (20.5°C).

What is the wettest month in Hammonton?

The month with the most rainfall in Hammonton is July, when the rain falls for 13.3 days and typically aggregates up to 1.54" (39mm) of precipitation.

What month has the most sunshine in Hammonton?

With an average of 10.7h of sunshine, July has the most sunshine of the year.

What is the month with the shortest days in Hammonton?

December has the shortest days of the year in Hammonton, New Jersey, with an average of 9h and 24min of daylight.

Average pressure
Hammonton, NJ

Average pressure - Hammonton, NJ

The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed
Hammonton, NJ

Average wind speed - Hammonton, NJ

The windiest month (with the highest average wind speed) is April (9.1mph).
The calmest month (with the lowest average wind speed) is August (6mph).

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Average rainfall
Hammonton, NJ

Average rainfall - Hammonton, NJ

The wettest month (with the highest rainfall) is July (1.54").
The driest month (with the least rainfall) is January (0.67").

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Average rainfall days
Hammonton, NJ

Average rainfall days - Hammonton, NJ

The month with the highest number of rainy days is July (13.3 days).
The month with the least rainy days is November (6.7 days).

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Average snowfall
Hammonton, NJ

Average snowfall - Hammonton, NJ

The month with the highest snowfall is January (1.06").
The months with the least snowfall are April, June, July, August, September and October (0").

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Average snowfall days
Hammonton, NJ

Average snowfall days - Hammonton, NJ

The month with the highest number of snowfall days is January (3.7 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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Average daylight / Average sunshine
Hammonton, NJ

Average daylight / Average sunshine - Hammonton, NJ

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).

The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 5h and 0min).

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Average sunshine days
Hammonton, NJ

Average sunshine days - Hammonton, NJ

The month with the most sunshine days is November (22.1 days).
The month with the least sunshine days is July (14.3 days).

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Average UV index
Hammonton, NJ

Average UV index - Hammonton, NJ

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

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Average visibility
Hammonton, NJ

Average visibility - Hammonton, NJ

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

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Hammonton, New Jersey, USA

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