Monthly weather forecast and climate
Mount Holly, NJ

Weather in January

January, like December, in Mount Holly, New Jersey, is a wintry winter month, with average temperature varying between 37.8°F (3.2°C) and 25.5°F (-3.6°C). January is the coldest month, with an average high-temperature of 37.8°F (3.2°C) and an average low-temperature of 25.5°F (-3.6°C). Weather in January »

Weather in February

The last month of the winter, February, is also a wintry month in Mount Holly, New Jersey, with average temperature varying between 27.9°F (-2.3°C) and 41.5°F (5.3°C). In February, the average high-temperature is relatively the same as in January - a still cold 41.5°F (5.3°C). Weather in February »

Weather in March

The first month of the spring, March, is a frosty month in Mount Holly, New Jersey, with average temperature fluctuating between 49.6°F (9.8°C) and 35.2°F (1.8°C). In Mount Holly, the average high-temperature marginally rises, from a wintry 41.5°F (5.3°C) in February, to a frosty 49.6°F (9.8°C). Weather in March »

Weather in April

April in Mount Holly, New Jersey, is an enjoyable spring month, with average temperature varying between 45.1°F (7.3°C) and 61.5°F (16.4°C). In Mount Holly, the average high-temperature increases, from a chilly 49.6°F (9.8°C) in March, to a comfortable 61.5°F (16.4°C). Weather in April »

Weather in May

May, the last month of the spring, in Mount Holly, is a pleasant month, with temperature in the range of an average low of 54.5°F (12.5°C) and an average high of 71.6°F (22°C). In Mount Holly, the average high-temperature rises, from an enjoyable 61.5°F (16.4°C) in April, to an agreeable 71.6°F (22°C). Weather in May »

Weather in June

June, the first month of the summer, in Mount Holly, is a moderately hot month, with average temperature varying between 62.8°F (17.1°C) and 79.5°F (26.4°C). In Mount Holly, the average high-temperature in June slightly increases, from an agreeable 71.6°F (22°C) in May, to a moderately hot 79.5°F (26.4°C). Weather in June »

Weather in July

July, like June, in Mount Holly, New Jersey, is a moderately hot summer month, with average temperature fluctuating between 68.5°F (20.3°C) and 85.6°F (29.8°C). The warmest month is July, with an average high-temperature of 85.6°F (29.8°C) and an average low-temperature of 68.5°F (20.3°C). In July, the average heat index is calculated to a very hot 95.9°F (35.5°C). Weather in July »

Weather in August

August, the last month of the summer, in Mount Holly, is also a moderately hot month, with average temperature ranging between min 67.6°F (19.8°C) and max 83.8°F (28.8°C). In Mount Holly, New Jersey, the average high-temperature is practically the same as in July - a still moderately hot 83.8°F (28.8°C). Weather in August »

Weather in September

September, the first month of the autumn, in Mount Holly, is also a moderately hot month, with average temperature varying between 60.8°F (16°C) and 76.5°F (24.7°C). In September, the average high-temperature slightly decreases, from a warm 83.8°F (28.8°C) in August, to a still moderately hot 76.5°F (24.7°C). Weather in September »

Weather in October

October, like September, in Mount Holly, New Jersey, is another comfortable autumn month, with average temperature varying between 65.1°F (18.4°C) and 50.7°F (10.4°C). In Mount Holly, the average high-temperature in October decreases, from a warm 76.5°F (24.7°C) in September, to a comfortable 65.1°F (18.4°C). Weather in October »

Weather in November

November, the last month of the autumn, in Mount Holly, is also a fresh month, with average temperature varying between 53.1°F (11.7°C) and 39.6°F (4.2°C). In Mount Holly, the average high-temperature in November decreases, from an enjoyable 65.1°F (18.4°C) in October, to a cool 53.1°F (11.7°C). Weather in November »

Weather in December

The first month of the winter, December, is still a chilly month in Mount Holly, New Jersey, with average temperature fluctuating between 32.7°F (0.4°C) and 44.2°F (6.8°C). In December, the average high-temperature marginally drops, from a fresh 53.1°F (11.7°C) in November, to a chilly 44.2°F (6.8°C). Weather in December »
[Resources]

FAQ

What is the coldest month in Mount Holly?

January is the coldest month, with an average high-temperature of 37.8°F (3.2°C) and an average low-temperature of 25.5°F (-3.6°C).

How many days does it rain in Mount Holly?

Throughout the year, in Mount Holly, New Jersey, there are 120.1 rainfall days, and 11.81" (300mm) of precipitation is accumulated.

What is the driest month in Mount Holly?

The month with the least rainfall in Mount Holly, New Jersey, is January when the rain falls for 6.3 days and typically collects 0.63" (16mm) of precipitation.

When does it snow in Mount Holly?

January through March, November and December are months with snowfall in Mount Holly, New Jersey.

How many days does it snow in Mount Holly?

In Mount Holly, New Jersey, during the entire year, snow falls for 12.9 days, and aggregates up to 3.23" (82mm) of snow.

When is the lowest UV index in Mount Holly?

Months with the lowest UV index in Mount Holly are January, February, November and December, with an average maximum UV index of 2.

When does it snow the most in Mount Holly?

Months with the most snowfall in Mount Holly, New Jersey, are February and March, with an average 0.94" (24mm) of accumulated snow.

What is the month with the least sunshine in Mount Holly?

The month with the least sunshine in Mount Holly is February, with an average of 4.9h of sunshine.

What is the least humid month in Mount Holly?

The least humid month in Mount Holly, New Jersey, is April, with an average relative humidity of 72%.

When it does not snow in Mount Holly?

April through October are months without snowfall.

What is the month with the highest UV index in Mount Holly?

May through August, with an average maximum UV index of 6, are months with the highest UV index in Mount Holly, New Jersey.

When are the longest days in Mount Holly?

The month with the longest days is June, with an average of 15h of daylight.

What is the warmest month in Mount Holly?

July is the warmest month in Mount Holly, with an average high-temperature of 85.6°F (29.8°C) and an average low-temperature of 68.5°F (20.3°C).

What is the wettest month in Mount Holly?

Months with the most rainfall in Mount Holly are July and August, with an average 1.42" (36mm) of precipitation.

What month has the most sunshine in Mount Holly?

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

What is the most humid month in Mount Holly?

With an average relative humidity of 78%, October is the most humid month.

What is the month with the shortest days in Mount Holly?

With an average of 9.4h of daylight, December has the shortest days of the year in Mount Holly, New Jersey.

Average temperature
Mount Holly, NJ

Average temperature - Mount Holly, NJ

The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (37.8°F).

The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (25.5°F).

[Resources]

Average pressure
Mount Holly, NJ

Average pressure - Mount Holly, NJ

The month with the highest atmospheric pressure is November (30.11").
The month with the lowest atmospheric pressure is June (29.93").

[Resources]

Average wind speed
Mount Holly, NJ

Average wind speed - Mount Holly, NJ

The windiest months (with the highest average wind speed) are March and April (8.6mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).

[Resources]

Average rainfall
Mount Holly, NJ

Average rainfall - Mount Holly, NJ

The wettest months (with the highest rainfall) are July and August (1.42").
The driest month (with the least rainfall) is January (0.63").

[Resources]

Average rainfall days
Mount Holly, NJ

Average rainfall days - Mount Holly, NJ

The month with the highest number of rainy days is July (14.2 days).
The month with the least rainy days is January (6.3 days).

[Resources]

Average snowfall
Mount Holly, NJ

Average snowfall - Mount Holly, NJ

Months with the highest snowfall are February and March (0.94").
Months with the least snowfall are April, May, June, July, August, September and October (0").

[Resources]

Average snowfall days
Mount Holly, NJ

Average snowfall days - Mount Holly, NJ

The month with the highest number of snowfall days is January (3.9 days).
Months with the least snowfall days are May, June, July, August, September and October (0 days).

[Resources]

Average daylight / Average sunshine
Mount Holly, NJ

Average daylight / Average sunshine - Mount Holly, NJ

The month with the longest days is June (Average daylight: 15h).
The month with the shortest days is December (Average daylight: 9.4h).

The month with the most sunshine is July (Average sunshine: 10.7h).
The month with the least sunshine is February (Average sunshine: 4.9h).

[Resources]

Average sunshine days
Mount Holly, NJ

Average sunshine days - Mount Holly, NJ

The month with the most sunshine days is January (21.8 days).
The month with the least sunshine days is July (13 days).

[Resources]

Average UV index
Mount Holly, NJ

Average UV index - Mount Holly, 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, November and December (UV index 2).

[Resources]

Average visibility
Mount Holly, NJ

Average visibility - Mount Holly, NJ

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

[Resources]