Monthly weather forecast and climate
Grenloch, NJ

January, the same as December, is a wintry winter month in Grenloch, New Jersey, with average temperature varying between 26.1°F (-3.3°C) and 37.9°F (3.3°C). January is the coldest month, with an average high-temperature of 37.9°F (3.3°C) and an average low-temperature of 26.1°F (-3.3°C). Weather in January »

The last month of the winter, February, is also a wintry month in Grenloch, New Jersey, with average temperature varying between 28.6°F (-1.9°C) and 41.7°F (5.4°C). In February, the average high-temperature is almost the same as in January - a still cold 41.7°F (5.4°C). Weather in February »

March, the first month of the spring, in Grenloch, is a fresh month, with average temperature varying between 35.6°F (2°C) and 50°F (10°C). In Grenloch, the average high-temperature in March marginally rises, from a cold 41.7°F (5.4°C) in February, to a fresh 50°F (10°C). Weather in March »

April is an enjoyable spring month in Grenloch, New Jersey, with temperature in the range of an average high of 62.1°F (16.7°C) and an average low of 45.7°F (7.6°C). In April, the average high-temperature increases, from a fresh 50°F (10°C) in March, to an enjoyable 62.1°F (16.7°C). Weather in April »

May, the last month of the spring, in Grenloch, is a pleasant month, with average temperature ranging between min 55°F (12.8°C) and max 72°F (22.2°C). In May, the average high-temperature rises, from an enjoyable 62.1°F (16.7°C) in April, to a pleasant 72°F (22.2°C). Weather in May »

June, the first month of the summer, in Grenloch, is a moderately hot month, with average temperature ranging between max 79.9°F (26.6°C) and min 63.1°F (17.3°C). In June, the average high-temperature marginally rises, from an agreeable 72°F (22.2°C) in May, to a warm 79.9°F (26.6°C). Weather in June »

July, like June, in Grenloch, New Jersey, is another warm summer month, with average temperature varying between 85.8°F (29.9°C) and 69.3°F (20.7°C). July is the warmest month, with an average high-temperature of 85.8°F (29.9°C) and an average low-temperature of 69.3°F (20.7°C). The average heat index in July is evaluated at a sweltering 95.9°F (35.5°C). Weather in July »

The last month of the summer, August, is also a moderately hot month in Grenloch, New Jersey, with average temperature varying between 83.7°F (28.7°C) and 68.2°F (20.1°C). In August, the average high-temperature is practically the same as in July - a still moderately hot 83.7°F (28.7°C). Weather in August »

September, the first month of the autumn, in Grenloch, is still a warm month, with temperature in the range of an average high of 76.6°F (24.8°C) and an average low of 61.2°F (16.2°C). In Grenloch, the average high-temperature marginally drops, from a moderately hot 83.7°F (28.7°C) in August, to a still warm 76.6°F (24.8°C). Weather in September »

October, like September, in Grenloch, New Jersey, is another enjoyable autumn month, with average temperature ranging between max 65.1°F (18.4°C) and min 51.1°F (10.6°C). In Grenloch, the average high-temperature in October decreases, from a warm 76.6°F (24.8°C) in September, to a comfortable 65.1°F (18.4°C). Weather in October »

November, the last month of the autumn, in Grenloch, is also a fresh month, with temperature in the range of an average low of 39.7°F (4.3°C) and an average high of 53.6°F (12°C). In November, the average high-temperature decreases, from an enjoyable 65.1°F (18.4°C) in October, to a cool 53.6°F (12°C). Weather in November »

The first month of the winter, December, is still a chilly month in Grenloch, New Jersey, with average temperature varying between 44.2°F (6.8°C) and 33.1°F (0.6°C). In December, the average high-temperature decreases, from a fresh 53.6°F (12°C) in November, to a chilly 44.2°F (6.8°C). Weather in December »

What is the coldest month in Grenloch?

The coldest month is January, with an average high-temperature of 37.9°F (3.3°C) and an average low-temperature of 26.1°F (-3.3°C).

How much does it rain in Grenloch?

Throughout the year, there are 117 rainfall days, and 12.13" (308mm) of precipitation is accumulated.

What is the driest month in Grenloch?

January and September are months with the least rain in Grenloch when the rain falls for 6.5 days and typically aggregates up to 0.67" (17mm) of rain.

When does it snow in Grenloch?

Months with snowfall in Grenloch, New Jersey, are January through March, May, November and December.

How much does it snow in Grenloch?

Throughout the year, in Grenloch, New Jersey, there are 11.4 snowfall days, and 3.11" (79mm) of snow is accumulated.

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

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Grenloch.

What is the snowiest month in Grenloch?

The month with the most snowfall is February when snow falls for 3 days and typically aggregates up to 1.1" (28mm) of snow.

What is the month with the least sunshine in Grenloch?

With an average of 4.9h of sunshine, February has the least sunshine of the year.

What is the least humid month in Grenloch?

The least humid month in Grenloch, New Jersey, is April, with an average relative humidity of 71%.

When it does not snow in Grenloch?

April, June through October are months without snowfall.

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

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

When are the longest days in Grenloch?

With an average of 15h of daylight, June has the longest days of the year in Grenloch, New Jersey.

What is the warmest month in Grenloch?

The warmest month in Grenloch, New Jersey, is July, with an average high-temperature of 85.8°F (29.9°C) and an average low-temperature of 69.3°F (20.7°C).

What month has the most sunshine in Grenloch?

July has the most sunshine of the year, with an average of 10.6h of sunshine.

What is the wettest month in Grenloch?

August is the month with the most rainfall in Grenloch. Rain falls for 12 days and accumulates 1.38" (35mm) of precipitation.

What is the most humid month in Grenloch?

October is the most humid month, with an average relative humidity of 77%.

What is the month with the shortest days in Grenloch?

December has the shortest days of the year, with an average of 9.4h of daylight.
Average temperature - Grenloch, NJ
Average pressure - Grenloch, NJ

The month with the highest atmospheric pressure is November (30.12").
The month with the lowest atmospheric pressure is June (29.94").

Average wind speed - Grenloch, NJ

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

Average rainfall - Grenloch, NJ

The wettest month (with the highest rainfall) is August (1.38").
The driest months (with the least rainfall) are January and September (0.67").

Average rainfall days - Grenloch, NJ

The month with the highest number of rainy days is July (13.7 days).
The month with the least rainy days is January (6.5 days).

Average snowfall - Grenloch, NJ

The month with the highest snowfall is February (1.1").
Months with the least snowfall are April, June, July, August, September and October (0").

Average snowfall days - Grenloch, NJ

The month with the highest number of snowfall days is January (3.5 days).
Months with the least snowfall days are June, July, August, September and October (0 days).

Average daylight / Average sunshine - Grenloch, 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: 10.6h).
The month with the least sunshine is February (Average sunshine: 4.9h).

Average sunshine days - Grenloch, NJ

The month with the most sunshine days is November (21.7 days).
The month with the least sunshine days is July (14.3 days).

Average UV index - Grenloch, NJ
Average visibility - Grenloch, 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).