Monthly weather forecast and climate
Helmetta, NJ

January, the same as December, is another cold winter month in Helmetta, New Jersey, with average temperature ranging between min 25°F (-3.9°C) and max 37°F (2.8°C). The coldest month is January, with an average high-temperature of 37°F (2.8°C) and an average low-temperature of 25°F (-3.9°C). Weather in January »

The last month of the winter, February, is another cold month in Helmetta, New Jersey, with average temperature fluctuating between 39.9°F (4.4°C) and 26.6°F (-3°C). In Helmetta, the average high-temperature in February is essentially the same as in January - a still cold 39.9°F (4.4°C). Weather in February »

March, the first month of the spring, in Helmetta, is a frosty month, with average temperature ranging between min 34.2°F (1.2°C) and max 47.8°F (8.8°C). In Helmetta, New Jersey, the average high-temperature slightly increases, from a wintry 39.9°F (4.4°C) in February, to a frosty 47.8°F (8.8°C). Weather in March »

April is a mild spring month in Helmetta, New Jersey, with average temperature fluctuating between 43.9°F (6.6°C) and 59.4°F (15.2°C). In April, the average high-temperature rises, from a frosty 47.8°F (8.8°C) in March, to a mild 59.4°F (15.2°C). Weather in April »

May, the last month of the spring, in Helmetta, is an agreeable month, with temperature in the range of an average high of 69.4°F (20.8°C) and an average low of 54°F (12.2°C). In Helmetta, the average high-temperature increases, from a mild 59.4°F (15.2°C) in April, to a pleasant 69.4°F (20.8°C). Weather in May »

June, the first month of the summer, in Helmetta, is a warm month, with average temperature ranging between min 61.5°F (16.4°C) and max 77.9°F (25.5°C). In June, the average high-temperature slightly increases, from a pleasant 69.4°F (20.8°C) in May, to a warm 77.9°F (25.5°C). Weather in June »

July, like June, in Helmetta, New Jersey, is a moderately hot summer month, with average temperature ranging between min 68°F (20°C) and max 84.2°F (29°C). With an average high-temperature of 84.2°F (29°C) and an average low-temperature of 68°F (20°C), July is the warmest month. The average heat index is estimated at a tropical 92.3°F (33.5°C). Weather in July »

The last month of the summer, August, is also a moderately hot month in Helmetta, New Jersey, with average temperature varying between 82.4°F (28°C) and 67.3°F (19.6°C). In Helmetta, New Jersey, the average high-temperature is almost the same as in July - a still warm 82.4°F (28°C). Weather in August »

The first month of the autumn, September, is also a moderately hot month in Helmetta, New Jersey, with temperature in the range of an average high of 75.7°F (24.3°C) and an average low of 60.6°F (15.9°C). In September, the average high-temperature marginally drops, from 82.4°F (28°C) in August, to a still moderately hot 75.7°F (24.3°C). Weather in September »

October, like September, in Helmetta, New Jersey, is another comfortable autumn month, with average temperature ranging between max 63.9°F (17.7°C) and min 50.4°F (10.2°C). In Helmetta, the average high-temperature drops, from a moderately hot 75.7°F (24.3°C) in September, to an enjoyable 63.9°F (17.7°C). Weather in October »

November, the last month of the autumn, in Helmetta, is another cool month, with average temperature ranging between min 38.8°F (3.8°C) and max 52°F (11.1°C). In Helmetta, 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 »

December, the first month of the winter, in Helmetta, is still a chilly month, with average temperature varying between 43.2°F (6.2°C) and 32.7°F (0.4°C). In Helmetta, the average high-temperature marginally drops, from a fresh 52°F (11.1°C) in November, to a frosty 43.2°F (6.2°C). Weather in December »

What is the coldest month in Helmetta?

With an average high-temperature of 37°F (2.8°C) and an average low-temperature of 25°F (-3.9°C), January is the coldest month.

How many days does it rain in Helmetta?

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

When does it snow in Helmetta?

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

How much does it snow in Helmetta?

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

When is the lowest UV index in Helmetta?

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

What are the most humid months in Helmetta?

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

What is the month with the least sunshine in Helmetta?

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

What is the snowiest month in Helmetta?

March is the month with the most snowfall. Snow falls for 3 days and accumulates 0.51" (13mm) of snow.

What is the least humid month in Helmetta?

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

When it does not snow in Helmetta?

In Helmetta, New Jersey, snow does not fall in April through October.

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

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

When are the longest days in Helmetta?

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

What is the warmest month in Helmetta?

With an average high-temperature of 84.2°F (29°C) and an average low-temperature of 68°F (20°C), July is the warmest month in Helmetta.

What is the wettest month in Helmetta?

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

What month has the most sunshine in Helmetta?

July has the most sunshine of the year in Helmetta, with an average of 10.5h of sunshine.

What is the driest month in Helmetta?

The month with the least rainfall in Helmetta 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 in Helmetta?

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

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

Average rainfall - Helmetta, 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 - Helmetta, NJ

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

Average snowfall - Helmetta, NJ

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

Average snowfall days - Helmetta, NJ

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

Average daylight / Average sunshine - Helmetta, 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: 10.5h).
The month with the least sunshine is February (Average sunshine: 4.7h).

Average sunshine days - Helmetta, 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 - Helmetta, 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).

Average visibility - Helmetta, 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).