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

Monthly weather forecast and climate
Harrison, NJ

January, like December, in Harrison, New Jersey, is another cold winter month, with average temperature varying between 36.3°F (2.4°C) and 25.9°F (-3.4°C). With an average high-temperature of 36.3°F (2.4°C) and an average low-temperature of 25.9°F (-3.4°C), January is the coldest month. Weather in January »

February, the last month of the winter, in Harrison, is also a wintry month, with average temperature varying between 38.8°F (3.8°C) and 27.5°F (-2.5°C). In February, the average high-temperature is essentially the same as in January - a still cold 38.8°F (3.8°C). Weather in February »

The first month of the spring, March, is a frosty month in Harrison, New Jersey, with average temperature varying between 34.2°F (1.2°C) and 45.9°F (7.7°C). In Harrison, New Jersey, the average high-temperature slightly increases, from a wintry 38.8°F (3.8°C) in February, to a frosty 45.9°F (7.7°C). Weather in March »

April is a mild spring month in Harrison, New Jersey, with temperature in the range of an average high of 57°F (13.9°C) and an average low of 43.9°F (6.6°C). In April, the average high-temperature rises, from a frosty 45.9°F (7.7°C) in March, to a mild 57°F (13.9°C). Weather in April »

May, the last month of the spring, in Harrison, is a comfortable month, with average temperature varying between 53.8°F (12.1°C) and 67.5°F (19.7°C). In Harrison, the average high-temperature in May increases, from a mild 57°F (13.9°C) in April, to an enjoyable 67.5°F (19.7°C). Weather in May »

The first month of the summer, June, is a moderately hot month in Harrison, New Jersey, with average temperature ranging between min 62.2°F (16.8°C) and max 76.5°F (24.7°C). In June, the average high-temperature increases, from an enjoyable 67.5°F (19.7°C) in May, to a warm 76.5°F (24.7°C). Weather in June »

July, like June, in Harrison, New Jersey, is another warm summer month, with temperature in the range of an average low of 69.4°F (20.8°C) and an average high of 82.9°F (28.3°C). July is the warmest month, with an average high-temperature of 82.9°F (28.3°C) and an average low-temperature of 69.4°F (20.8°C). The average heat index is estimated at a tropical 88.5°F (31.4°C). Weather in July »

The last month of the summer, August, is another warm month in Harrison, New Jersey, with average temperature fluctuating between 81.3°F (27.4°C) and 68.9°F (20.5°C). In Harrison, the average high-temperature is relatively the same as in July - a still moderately hot 81.3°F (27.4°C). Weather in August »

September, the first month of the autumn, in Harrison, is still a warm month, with average temperature fluctuating between 74.5°F (23.6°C) and 61.7°F (16.5°C). In Harrison, New Jersey, the average high-temperature marginally drops, from a moderately hot 81.3°F (27.4°C) in August, to a still warm 74.5°F (23.6°C). Weather in September »

October, like September, in Harrison, New Jersey, is another comfortable autumn month, with average temperature fluctuating between 63.1°F (17.3°C) and 52°F (11.1°C). In October, the average high-temperature decreases, from a warm 74.5°F (23.6°C) in September, to a comfortable 63.1°F (17.3°C). Weather in October »

The last month of the autumn, November, is another cool month in Harrison, New Jersey, with average temperature fluctuating between 50.9°F (10.5°C) and 40.6°F (4.8°C). In Harrison, the average high-temperature in November decreases, from an enjoyable 63.1°F (17.3°C) in October, to a cool 50.9°F (10.5°C). Weather in November »

December, the first month of the winter, in Harrison, is still a cold month, with average temperature ranging between max 41.9°F (5.5°C) and min 32.9°F (0.5°C). In Harrison, the average high-temperature decreases, from a cool 50.9°F (10.5°C) in November, to a cold 41.9°F (5.5°C). Weather in December »

What is the coldest month in Harrison?

With an average high-temperature of 36.3°F (2.4°C) and an average low-temperature of 25.9°F (-3.4°C), January is the coldest month.

How many days does it rain in Harrison?

Throughout the year, in Harrison, New Jersey, there are 150.3 rainfall days, and 27.72" (704mm) of precipitation is accumulated.

What is the driest month in Harrison?

January and February are months with the least rain when the rain falls for 7.3 days and typically aggregates up to 1.69" (43mm) of rain.

When does it snow in Harrison?

January through April, November and December are months with snowfall in Harrison.

How many days does it snow in Harrison?

In Harrison, New Jersey, during the entire year, snow falls for 18.1 days, and aggregates up to 8.46" (215mm) of snow.

What are the months with the lowest UV index in Harrison?

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

What is the most humid month in Harrison?

February and December, with an average relative humidity of 75%, are most humid months.

What is the month with the least sunshine in Harrison?

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

What is the snowiest month in Harrison?

The month with the most snowfall in Harrison, New Jersey, is March when snow falls for 4 days and typically aggregates up to 2.8" (71mm) of snow.

When it does not snow in Harrison?

May through October are months without snowfall.

When are the longest days in Harrison?

The month with the longest days in Harrison is June, with an average of 15.1h of daylight.

What is the month with the highest UV index in Harrison?

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

What is the warmest month in Harrison?

The warmest month is July, with an average high-temperature of 82.9°F (28.3°C) and an average low-temperature of 69.4°F (20.8°C).

What is the wettest month in Harrison?

The month with the most rainfall is July when the rain falls for 17.3 days and typically aggregates up to 3.23" (82mm) of precipitation.

What month has the most sunshine in Harrison?

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

What is the least humid month in Harrison?

With an average relative humidity of 70%, August is the least humid month.

What is the month with the shortest days in Harrison?

The month with the shortest days in Harrison is December, with an average of 9.3h of daylight.
Average temperature - Harrison, NJ
Average humidity - Harrison, NJ
Average rainfall - Harrison, NJ

The wettest month (with the highest rainfall) is July (3.23").
The driest months (with the least rainfall) are January and February (1.69").

Average rainfall days - Harrison, NJ

The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is January (7.3 days).

Average snowfall - Harrison, NJ
Average snowfall days - Harrison, NJ

Months with the highest number of snowfall days are January and February (5.3 days).
Months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight / Average sunshine - Harrison, NJ

The month with the longest days is June (Average daylight: 15.1h).
The month with the shortest days is December (Average daylight: 9.3h).

The month with the most sunshine is July (Average sunshine: 10.7h).
The month with the least sunshine is February (Average sunshine: 4.8h).

Average UV index - Harrison, NJ