Climate and monthly weather forecast
Rossmoor, NJ

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Weather in January

January, like December, in Rossmoor, New Jersey, is a wintry winter month, with an average temperature ranging between min 25°F (-3.9°C) and max 37°F (2.8°C). January is the month when Rossmoor sees the lowest average temperatures, with a high of 37°F (2.8°C) and a low of 25°F (-3.9°C). Weather in January »

Weather in February

The last month of the winter, February, is another cold month in Rossmoor, New Jersey, with an average temperature fluctuating between 26.6°F (-3°C) and 39.9°F (4.4°C). February begins with an average high-temperature of a still icy 39.9°F (4.4°C), reflecting close similarity to the preceding month. Weather in February »

Weather in March

The first month of the spring, March, is a frosty month in Rossmoor, New Jersey, with an average temperature varying between 47.8°F (8.8°C) and 34.2°F (1.2°C). The average high-temperature mildly increases in March, edging from a cold 39.9°F (4.4°C) in February to a chilly 47.8°F (8.8°C). Weather in March »

Weather in April

April in Rossmoor, New Jersey, is a refreshing spring month, with an average temperature fluctuating between 59.4°F (15.2°C) and 43.9°F (6.6°C). The commencement of April sees a shift in the average high-temperature, moving from a frosty 47.8°F (8.8°C) in March to a moderate 59.4°F (15.2°C). Weather in April »

Weather in May

May, the last month of the spring in Rossmoor, is a pleasant month, with an average temperature ranging between max 69.4°F (20.8°C) and min 54°F (12.2°C). With the beginning of May, Rossmoor's average high-temperature sees an increase, transitioning from a refreshing 59.4°F (15.2°C) in April to a pleasant 69.4°F (20.8°C). Weather in May »

Weather in June

June, the first month of the summer in Rossmoor, is a moderately hot month, with temperature in the range of an average high of 77.9°F (25.5°C) and an average low of 61.5°F (16.4°C). June's arrival signals a subtle increase in average high-temperatures, moving from May's agreeable 69.4°F (20.8°C) to a warm 77.9°F (25.5°C). Weather in June »

Weather in July

July, the same as June, is another warm summer month in Rossmoor, New Jersey, with an average temperature varying between 84.2°F (29°C) and 68°F (20°C). July, characterized by an average high temperature of 84.2°F (29°C) and a low temperature of 68°F (20°C), is generally the warmest month. July's mean heat index is estimated at a tropical 91.4°F (33°C). Weather in July »

Weather in August

The last month of the summer, August, is another warm month in Rossmoor, New Jersey, with temperature in the range of an average low of 67.3°F (19.6°C) and an average high of 82.4°F (28°C). Rossmoor experiences a transition to a still moderately hot 82.4°F (28°C) in average high-temperatures with the arrival of August, not greatly differing from July's 84.2°F (29°C). Weather in August »

Weather in September

The first month of the autumn, September, is also a moderately hot month in Rossmoor, New Jersey, with an average temperature varying between 60.6°F (15.9°C) and 75.7°F (24.3°C). September ushers in a minor alteration in Rossmoor's climate, with the average high-temperature moving from August's 82.4°F (28°C) to a still moderately hot 75.7°F (24.3°C). Weather in September »

Weather in October

October, the same as September, is another refreshing autumn month in Rossmoor, New Jersey, with an average temperature fluctuating between 50.4°F (10.2°C) and 63.9°F (17.7°C). Rossmoor in October experiences a subtle temperature decline, with average high-temperatures reducing from a moderately hot 75.7°F (24.3°C) in September to a refreshing 63.9°F (17.7°C). Weather in October »

Weather in November

November, the last month of the autumn in Rossmoor, is another cool month, with an average temperature fluctuating between 52°F (11.1°C) and 38.8°F (3.8°C). A decrease in the average high-temperature is observed during November, shifting from an enjoyable 63.9°F (17.7°C) in October to a fresh 52°F (11.1°C). Weather in November »

Weather in December

The first month of the winter, December, is still a chilly month in Rossmoor, New Jersey, with temperature in the range of an average high of 43.2°F (6.2°C) and an average low of 32.7°F (0.4°C). Rossmoor's transition into December involves a gentle shift in temperature, receding from a fresh 52°F (11.1°C) in November to a frosty 43.2°F (6.2°C). Weather in December »
Updated: Aug 21, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What time of the year is the coldest?

The month of January sees the average lowest temperatures, reaching 37°F (2.8°C) at the peak and 25°F (-3.9°C) at the low.

How many days does it rain?

Throughout the year, there are 92.9 rainfall days, and 7.32" (186mm) of precipitation is accumulated.

When does it snow?

Months with snowfall are January through March, November and December.

How much does it snow?

In Rossmoor, during the entire year, snow falls for 12.7 days and aggregates up to 1.5" (38mm) of snow.

What is the month with the lowest UV index?

The 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?

February, May, October and December, with an average relative humidity of 77%, are most humid months.

What is the month with the least sunshine?

February has the least sunshine of the year, with an average of 4.7h of sunshine.

When does it snow the most?

The month with the most snowfall in Rossmoor is March, when snow falls for 3 days and typically aggregates up to 0.51" (13mm) of snow.

When is Daylight Saving Time (DST)?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from EST to EDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from EDT to EST.

What is the least humid month?

April and August, with an average relative humidity of 73%, are the least humid months.

When it does not snow?

In Rossmoor, snow does not fall in April through October.

What is the month with the highest UV index?

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

When are the longest days?

The month with the longest days is June, with an average of 15h and 0min of daylight.

What time of the year is the hottest?

The highest temperatures are recorded in July, with averages reaching a high of 84.2°F (29°C) and a low of 68°F (20°C).

What is the wettest month in Rossmoor?

July is the month with the most rainfall. Rain falls for 10.7 days and accumulates 0.94" (24mm) of precipitation.

What month has the most sunshine?

With an average of 10.5h of sunshine, July has the most sunshine of the year in Rossmoor.

What is the driest month?

The month with the least rainfall in Rossmoor is September, when the rain falls for 7.5 days and typically collects 0.28" (7mm) of precipitation.

What is the month with the shortest days?

December has the shortest days of the year, with an average of 9h and 24min of daylight.

Average pressure
Rossmoor, NJ

Average pressure - Rossmoor, NJ

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

Average wind speed
Rossmoor, NJ

Average wind speed - Rossmoor, NJ

The windiest month (with the highest average wind speed) is March (9.3mph).
The calmest month (with the lowest average wind speed) is August (5.9mph).

Average humidity
Rossmoor, NJ

Average humidity - Rossmoor, NJ

The months with the highest relative humidity are February, May, October and December (77%).
The months with the lowest relative humidity are April and August (73%).

Average rainfall
Rossmoor, NJ

Average rainfall - Rossmoor, NJ

The wettest month (with the highest rainfall) is July (0.94").
The driest month (with the least rainfall) is September (0.28").

Average rainfall days
Rossmoor, NJ

Average rainfall days - Rossmoor, NJ

The month with the highest number of rainy days is July (10.7 days).
The months with the least rainy days are January and November (4.8 days).

Average snowfall
Rossmoor, NJ

Average snowfall - Rossmoor, NJ

The month with the highest snowfall is March (0.51").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days
Rossmoor, NJ

Average snowfall days - Rossmoor, NJ

The month with the highest number of snowfall days is February (3.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight / Average sunshine
Rossmoor, NJ

Average daylight / Average sunshine - Rossmoor, NJ

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).

The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

Average sunshine days
Rossmoor, NJ

Average sunshine days - Rossmoor, NJ

The month with the most sunshine days is January (24.2 days).
The month with the least sunshine days is July (15.7 days).

Average UV index
Rossmoor, NJ

Average UV index - Rossmoor, NJ

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

Average cloud cover
Rossmoor, NJ

Average cloud cover - Rossmoor, NJ

The months with the most cloud cover are February, March and December (Cloud cover 48).
The months with the least cloud cover are July and August (Cloud cover 32).

Average visibility
Rossmoor, NJ

Average visibility - Rossmoor, NJ

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

Rossmoor, New Jersey, USA

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