Monthly weather forecast and climate
Succasunna, NJ

January, the same as December, is a wintry winter month in Succasunna, New Jersey, with average temperature varying between 20.8°F (-6.2°C) and 34.3°F (1.3°C). January is the coldest month, with an average high-temperature of 34.3°F (1.3°C) and an average low-temperature of 20.8°F (-6.2°C). Weather in January »

The last month of the winter, February, is also a wintry month in Succasunna, New Jersey, with average temperature ranging between min 22.8°F (-5.1°C) and max 37.4°F (3°C). In February, the average high-temperature is almost the same as in January - a still wintry 37.4°F (3°C). Weather in February »

March, the first month of the spring, in Succasunna, is a chilly month, with average temperature fluctuating between 30.2°F (-1°C) and 45.3°F (7.4°C). In Succasunna, the average high-temperature in March slightly increases, from a wintry 37.4°F (3°C) in February, to a chilly 45.3°F (7.4°C). Weather in March »

April in Succasunna, New Jersey, is a moderate spring month, with temperature in the range of an average high of 57.9°F (14.4°C) and an average low of 40.6°F (4.8°C). In April, the average high-temperature rises, from a chilly 45.3°F (7.4°C) in March, to a mild 57.9°F (14.4°C). Weather in April »

The last month of the spring, May, is an agreeable month in Succasunna, New Jersey, with average temperature varying between 50.5°F (10.3°C) and 68.5°F (20.3°C). In May, the average high-temperature increases, from a mild 57.9°F (14.4°C) in April, to a pleasant 68.5°F (20.3°C). Weather in May »

The first month of the summer, June, is a moderately hot month in Succasunna, New Jersey, with temperature in the range of an average low of 57.9°F (14.4°C) and an average high of 76.6°F (24.8°C). In June, the average high-temperature marginally rises, from an agreeable 68.5°F (20.3°C) in May, to a moderately hot 76.6°F (24.8°C). Weather in June »

July, the same as June, is another warm summer month in Succasunna, New Jersey, with temperature in the range of an average low of 64°F (17.8°C) and an average high of 82.9°F (28.3°C). With an average high-temperature of 82.9°F (28.3°C) and an average low-temperature of 64°F (17.8°C), July is the warmest month. The average heat index is evaluated at a tropical 90.3°F (32.4°C). Weather in July »

August, the last month of the summer, in Succasunna, is also a moderately hot month, with average temperature ranging between max 81.1°F (27.3°C) and min 62.2°F (16.8°C). In Succasunna, the average high-temperature is practically the same as in July - a still moderately hot 81.1°F (27.3°C). Weather in August »

September, the first month of the autumn, in Succasunna, is also a moderately hot month, with average temperature ranging between min 55.6°F (13.1°C) and max 73.9°F (23.3°C). In September, the average high-temperature marginally drops, from a warm 81.1°F (27.3°C) in August, to a still moderately hot 73.9°F (23.3°C). Weather in September »

October, like September, in Succasunna, New Jersey, is another enjoyable autumn month, with average temperature varying between 61.7°F (16.5°C) and 45.9°F (7.7°C). In Succasunna, the average high-temperature decreases, from a warm 73.9°F (23.3°C) in September, to an enjoyable 61.7°F (16.5°C). Weather in October »

November, the last month of the autumn, in Succasunna, is also a frosty month, with average temperature varying between 49.3°F (9.6°C) and 35.2°F (1.8°C). In Succasunna, the average high-temperature in November decreases, from a comfortable 61.7°F (16.5°C) in October, to a chilly 49.3°F (9.6°C). Weather in November »

December, the first month of the winter, in Succasunna, is also a wintry month, with average temperature varying between 40.1°F (4.5°C) and 28.6°F (-1.9°C). In Succasunna, the average high-temperature drops, from a chilly 49.3°F (9.6°C) in November, to a wintry 40.1°F (4.5°C). Weather in December »

What is the coldest month in Succasunna?

January is the coldest month in Succasunna, with an average high-temperature of 34.3°F (1.3°C) and an average low-temperature of 20.8°F (-6.2°C).

How many days does it rain in Succasunna?

In Succasunna, during the entire year, the rain falls for 81.9 days and collects up to 6.69" (170mm) of precipitation.

When does it snow in Succasunna?

Months with snowfall in Succasunna, New Jersey, are January through May, October through December.

How many days does it snow in Succasunna?

In Succasunna, New Jersey, during the entire year, snow falls for 18.1 days, and aggregates up to 2.68" (68mm) of snow.

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

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

What is the most humid month in Succasunna?

February, October and December, with an average relative humidity of 81%, are most humid months.

What is the month with the least sunshine in Succasunna?

With an average of 4.4h of sunshine, February has the least sunshine of the year in Succasunna, New Jersey.

When does it snow the most in Succasunna?

March is the month with the most snowfall in Succasunna. Snow falls for 3.8 days and accumulates 0.79" (20mm) of snow.

What is the least humid month in Succasunna?

With an average relative humidity of 75%, April is the least humid month in Succasunna.

When it does not snow in Succasunna?

In Succasunna snow does not fall in June through September.

When are the longest days in Succasunna?

With an average of 15.1h of daylight, June has the longest days of the year.

What are the months with the highest UV index in Succasunna?

Months with the highest UV index are June and July, with an average maximum UV index of 6.

What is the warmest month in Succasunna?

The warmest month in Succasunna is July, with an average high-temperature of 82.9°F (28.3°C) and an average low-temperature of 64°F (17.8°C).

What is the rainiest month in Succasunna?

July is the month with the most rainfall. Rain falls for 9.5 days and accumulates 0.79" (20mm) of precipitation.

What month has the most sunshine in Succasunna?

With an average of 10.2h of sunshine, July has the most sunshine of the year in Succasunna.

What is the driest month in Succasunna?

September is the month with the least rainfall in Succasunna, New Jersey. Rain falls for 6.3 days and accumulates 0.16" (4mm) of precipitation.

What is the month with the shortest days in Succasunna?

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

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

Average wind speed - Succasunna, NJ

The windiest month (with the highest average wind speed) is March (8.2mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).

Average humidity - Succasunna, NJ
Average rainfall - Succasunna, NJ

The wettest month (with the highest rainfall) is July (0.79").
The driest month (with the least rainfall) is September (0.16").

Average rainfall days - Succasunna, NJ
Average snowfall - Succasunna, NJ
Average snowfall days - Succasunna, NJ

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

Average daylight / Average sunshine - Succasunna, 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: 10.2h).
The month with the least sunshine is February (Average sunshine: 4.4h).

Average sunshine days - Succasunna, NJ

The month with the most sunshine days is November (24.5 days).
The month with the least sunshine days is July (18.3 days).

Average UV index - Succasunna, NJ
Average visibility - Succasunna, NJ

Months with the highest visibility are January, March, April, November and December (6mi).
Months with the lowest visibility are February, May, June, July, August, September and October (5mi).