Pennington
New Jersey, USA
Long-term weather forecast
Long-term weather forecast

Monthly weather forecast and climate
Pennington, NJ

January, like December, in Pennington, New Jersey, is another cold winter month, with average temperature fluctuating between 36.9°F (2.7°C) and 24.3°F (-4.3°C). The coldest month is January, with an average high-temperature of 36.9°F (2.7°C) and an average low-temperature of 24.3°F (-4.3°C). Weather in January »

February, the last month of the winter, in Pennington, is also a wintry month, with average temperature fluctuating between 26.2°F (-3.2°C) and 40.1°F (4.5°C). In Pennington, the average high-temperature is essentially the same as in January - a still wintry 40.1°F (4.5°C). Weather in February »

The first month of the spring, March, is a frosty month in Pennington, New Jersey, with average temperature ranging between max 48.4°F (9.1°C) and min 33.1°F (0.6°C). In Pennington, New Jersey, the average high-temperature slightly increases, from a cold 40.1°F (4.5°C) in February, to a chilly 48.4°F (9.1°C). Weather in March »

April in Pennington, New Jersey, is a moderate spring month, with average temperature varying between 43.3°F (6.3°C) and 60.4°F (15.8°C). In Pennington, the average high-temperature rises, from a chilly 48.4°F (9.1°C) in March, to a mild 60.4°F (15.8°C). Weather in April »

The last month of the spring, May, is an agreeable month in Pennington, New Jersey, with temperature in the range of an average high of 70.9°F (21.6°C) and an average low of 53.2°F (11.8°C). In May, the average high-temperature rises, from a mild 60.4°F (15.8°C) in April, to an agreeable 70.9°F (21.6°C). Weather in May »

The first month of the summer, June, is a warm month in Pennington, New Jersey, with average temperature ranging between min 60.8°F (16°C) and max 79.3°F (26.3°C). In June, the average high-temperature marginally rises, from a pleasant 70.9°F (21.6°C) in May, to a warm 79.3°F (26.3°C). Weather in June »

July, the same as June, is a moderately hot summer month in Pennington, New Jersey, with average temperature fluctuating between 67.3°F (19.6°C) and 85.1°F (29.5°C). The warmest month is July, with an average high-temperature of 85.1°F (29.5°C) and an average low-temperature of 67.3°F (19.6°C). In July, the average heat index is evaluated at a hot 94.1°F (34.5°C). Weather in July »

The last month of the summer, August, is also a moderately hot month in Pennington, New Jersey, with average temperature varying between 65.8°F (18.8°C) and 82.9°F (28.3°C). In Pennington, the average high-temperature is practically the same as in July - a still moderately hot 82.9°F (28.3°C). Weather in August »

September, the first month of the autumn, in Pennington, is also a moderately hot month, with average temperature fluctuating between 76.1°F (24.5°C) and 59°F (15°C). In Pennington, the average high-temperature slightly decreases, from 82.9°F (28.3°C) in August, to a still warm 76.1°F (24.5°C). Weather in September »

October, like September, in Pennington, New Jersey, is another enjoyable autumn month, with temperature in the range of an average high of 63.9°F (17.7°C) and an average low of 49.3°F (9.6°C). In Pennington, the average high-temperature in October decreases, from a moderately hot 76.1°F (24.5°C) in September, to an enjoyable 63.9°F (17.7°C). Weather in October »

November, the last month of the autumn, in Pennington, is another cool month, with average temperature ranging between min 37.9°F (3.3°C) and max 52°F (11.1°C). In Pennington, the average high-temperature in November decreases, from a comfortable 63.9°F (17.7°C) in October, to a fresh 52°F (11.1°C). Weather in November »

The first month of the winter, December, is also a frosty month in Pennington, New Jersey, with average temperature ranging between max 42.8°F (6°C) and min 31.5°F (-0.3°C). In Pennington, New Jersey, the average high-temperature drops, from a cool 52°F (11.1°C) in November, to a frosty 42.8°F (6°C). Weather in December »

What is the coldest month in Pennington?

The coldest month in Pennington is January, with an average high-temperature of 36.9°F (2.7°C) and an average low-temperature of 24.3°F (-4.3°C).

How many days does it rain in Pennington?

Throughout the year, in Pennington, New Jersey, there are 138.1 rainfall days, and 16.5" (419mm) of precipitation is accumulated.

What is the driest month in Pennington?

The month with the least rainfall is January when the rain falls for 8.1 days and typically collects 0.87" (22mm) of precipitation.

When does it snow in Pennington?

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

How many days does it snow in Pennington?

Throughout the year, there are 15.6 snowfall days, and 2.8" (71mm) of snow is accumulated.

When is the lowest UV index in Pennington?

Months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2.

What are the most humid months in Pennington?

February, October and December, with an average relative humidity of 78%, are most humid months in Pennington.

When does it snow the most in Pennington?

February is the month with the most snowfall in Pennington, New Jersey. Snow falls for 4.5 days and accumulates 0.71" (18mm) of snow.

What is the month with the least sunshine in Pennington?

February has the least sunshine of the year, with an average of 4.8h of sunshine.

What is the least humid month in Pennington?

Months with the lowest humidity are April and July, with an average relative humidity of 73%.

When is the highest UV index in Pennington?

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

When it does not snow in Pennington?

June through October are months without snowfall in Pennington.

When are the longest days in Pennington?

June has the longest days of the year, with an average of 15h of daylight.

What is the warmest month in Pennington?

The warmest month is July, with an average high-temperature of 85.1°F (29.5°C) and an average low-temperature of 67.3°F (19.6°C).

What is the wettest month in Pennington?

The month with the most rainfall is July when the rain falls for 15.8 days and typically aggregates up to 2.24" (57mm) of precipitation.

What month has the most sunshine in Pennington?

The month with the most sunshine is July, with an average of 10.6h of sunshine.

What is the month with the shortest days in Pennington?

With an average of 9.3h of daylight, December has the shortest days of the year in Pennington.
Average humidity - Pennington, NJ

Months with the highest relative humidity are February, October and December (78%).
Months with the lowest relative humidity are April and July (73%).

Average rainfall - Pennington, NJ
Average rainfall days - Pennington, NJ

The month with the highest number of rainy days is July (15.8 days).
The month with the least rainy days is November (7.2 days).

Average snowfall - Pennington, NJ
Average snowfall days - Pennington, NJ

The month with the highest number of snowfall days is January (4.6 days).
Months with the least snowfall days are June, July, August and September (0 days).

Average daylight / Average sunshine - Pennington, NJ

The month with the longest days is June (Average daylight: 15h).
The month with the shortest days is December (Average daylight: 9.3h).

The month with the most sunshine is July (Average sunshine: 10.6h).
The month with the least sunshine is February (Average sunshine: 4.8h).

Average UV index - Pennington, NJ

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