Penns Grove
New Jersey, USA
Long-term weather forecast
Long-term weather forecast

Monthly weather forecast and climate
Penns Grove, NJ

January, the same as December, is a wintry winter month in Penns Grove, New Jersey, with average temperature ranging between max 37.9°F (3.3°C) and min 26.2°F (-3.2°C). January is the coldest month, with an average high-temperature of 37.9°F (3.3°C) and an average low-temperature of 26.2°F (-3.2°C). Weather in January »

February, the last month of the winter, in Penns Grove, is also a wintry month, with average temperature ranging between min 28.6°F (-1.9°C) and max 41.7°F (5.4°C). In Penns Grove, the average high-temperature is relatively the same as in January - a still cold 41.7°F (5.4°C). Weather in February »

March, the first month of the spring, in Penns Grove, is a frosty month, with average temperature fluctuating between 49.8°F (9.9°C) and 35.2°F (1.8°C). In March, the average high-temperature marginally rises, from a wintry 41.7°F (5.4°C) in February, to a chilly 49.8°F (9.9°C). Weather in March »

April in Penns Grove, New Jersey, is a comfortable spring month, with average temperature fluctuating between 45.3°F (7.4°C) and 61.7°F (16.5°C). In April, the average high-temperature increases, from a frosty 49.8°F (9.9°C) in March, to a comfortable 61.7°F (16.5°C). Weather in April »

May, the last month of the spring, in Penns Grove, is a pleasant month, with temperature in the range of an average low of 55.2°F (12.9°C) and an average high of 72°F (22.2°C). In May, the average high-temperature increases, from a comfortable 61.7°F (16.5°C) in April, to a pleasant 72°F (22.2°C). Weather in May »

June, the first month of the summer, in Penns Grove, is a moderately hot month, with average temperature fluctuating between 63.1°F (17.3°C) and 80.2°F (26.8°C). In Penns Grove, the average high-temperature in June slightly increases, from an agreeable 72°F (22.2°C) in May, to a warm 80.2°F (26.8°C). Weather in June »

July, the same as June, is a moderately hot summer month in Penns Grove, New Jersey, with temperature in the range of an average low of 68.5°F (20.3°C) and an average high of 85.3°F (29.6°C). The warmest month is July, with an average high-temperature of 85.3°F (29.6°C) and an average low-temperature of 68.5°F (20.3°C). In July, the average heat index is appraised at a hot 95°F (35°C). Weather in July »

The last month of the summer, August, is another warm month in Penns Grove, New Jersey, with temperature in the range of an average high of 83.5°F (28.6°C) and an average low of 67.3°F (19.6°C). In August, the average high-temperature is essentially the same as in July - a still warm 83.5°F (28.6°C). Weather in August »

September, the first month of the autumn, in Penns Grove, is also a moderately hot month, with average temperature fluctuating between 60.8°F (16°C) and 76.5°F (24.7°C). In September, the average high-temperature marginally drops, from a moderately hot 83.5°F (28.6°C) in August, to a still warm 76.5°F (24.7°C). Weather in September »

October, the same as September, is another enjoyable autumn month in Penns Grove, New Jersey, with average temperature ranging between min 50.7°F (10.4°C) and max 64.9°F (18.3°C). In October, the average high-temperature decreases, from a warm 76.5°F (24.7°C) in September, to a comfortable 64.9°F (18.3°C). Weather in October »

November, the last month of the autumn, in Penns Grove, is another cool month, with temperature in the range of an average high of 53.2°F (11.8°C) and an average low of 39.6°F (4.2°C). In November, the average high-temperature drops, from a comfortable 64.9°F (18.3°C) in October, to a fresh 53.2°F (11.8°C). Weather in November »

The first month of the winter, December, is also a frosty month in Penns Grove, New Jersey, with average temperature varying between 33.1°F (0.6°C) and 44.1°F (6.7°C). In December, the average high-temperature decreases, from a cool 53.2°F (11.8°C) in November, to a chilly 44.1°F (6.7°C). Weather in December »

What is the coldest month in Penns Grove?

The coldest month is January, with an average high-temperature of 37.9°F (3.3°C) and an average low-temperature of 26.2°F (-3.2°C).

How much does it rain in Penns Grove?

In Penns Grove, New Jersey, during the entire year, the rain falls for 150.6 days and collects up to 26.46" (672mm) of precipitation.

When does it snow in Penns Grove?

January through May, November and December are months with snowfall.

How much does it snow in Penns Grove?

Throughout the year, in Penns Grove, there are 16.2 snowfall days, and 6.93" (176mm) of snow is accumulated.

What is the month with the lowest UV index in Penns Grove?

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Penns Grove, New Jersey.

What is the month with the coldest ocean in Penns Grove?

The month with the coldest seawater in Penns Grove, New Jersey, is February, with an average ocean temperature of 39.9°F (4.4°C).

What is the month with the least sunshine in Penns Grove?

February has the least sunshine of the year in Penns Grove, New Jersey, with an average of 4.9h of sunshine.

When does it snow the most in Penns Grove?

The month with the most snowfall is March when snow falls for 3.1 days and typically aggregates up to 2.2" (56mm) of snow.

What is the least humid month in Penns Grove?

April is the least humid month in Penns Grove, with an average relative humidity of 72%.

What are the months with the highest UV index in Penns Grove?

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

When it does not snow in Penns Grove?

In Penns Grove snow does not fall in June through October.

When are the longest days in Penns Grove?

June has the longest days of the year in Penns Grove, New Jersey, with an average of 15h of daylight.

What is the warmest month in Penns Grove?

July is the warmest month in Penns Grove, with an average high-temperature of 85.3°F (29.6°C) and an average low-temperature of 68.5°F (20.3°C).

What month has the most sunshine in Penns Grove?

With an average of 10.8h of sunshine, July has the most sunshine of the year.

What is the rainiest month in Penns Grove?

The month with the most rainfall is August when the rain falls for 13.8 days and typically aggregates up to 2.68" (68mm) of precipitation.

When is the ocean warmest in Penns Grove?

August is the month with the warmest seawater in Penns Grove, New Jersey, with an average ocean temperature of 75.9°F (24.4°C).

What is the driest month in Penns Grove?

September is the month with the least rainfall. Rain falls for 11.5 days and accumulates 1.61" (41mm) of precipitation.

What is the most humid month in Penns Grove?

The most humid month in Penns Grove, New Jersey, is October, with an average relative humidity of 78%.

What is the month with the shortest days in Penns Grove?

The month with the shortest days in Penns Grove is December, with an average of 9.4h of daylight.
Average temperature - Penns Grove, NJ
Average rainfall - Penns Grove, NJ

The wettest month (with the highest rainfall) is August (2.68").
The driest month (with the lowest rainfall) is September (1.61").

Average rainfall days - Penns Grove, NJ

The month with the highest number of rainy days is May (16.6 days).
The month with the lowest number of rainy days is November (8.5 days).

Average snowfall - Penns Grove, NJ
Average snowfall days - Penns Grove, NJ

The month with the highest number of snowfall days is January (5.3 days).
Months with the lowest number of snowfall days are June, July, August, September and October (0 days).

Average sea temperature - Penns Grove, NJ

The best month for swimming (with the highest average sea temperature) is August (75.9°F).
The coldest month (with the lowest average sea temperature) is February (39.9°F).

Average daylight / Average sunshine - Penns Grove, NJ
Average UV index - Penns Grove, NJ