Climate and monthly weather forecast
Glen Rock, NJ

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Weather in January

January, the same as December, is another cold winter month in Glen Rock, New Jersey, with temperature in the range of an average high of 35.2°F (1.8°C) and an average low of 23.4°F (-4.8°C). With average high and low temperatures of 35.2°F (1.8°C) and 23.4°F (-4.8°C) respectively, January is Glen Rock's coldest month. Weather in January »

Weather in February

February, the last month of the winter in Glen Rock, is also a wintry month, with temperature in the range of an average low of 25.2°F (-3.8°C) and an average high of 38.8°F (3.8°C). February's average high-temperature stands at a still wintry 38.8°F (3.8°C), showing little deviation from January's 35.2°F (1.8°C). Weather in February »

Weather in March

The first month of the spring, March, is a frosty month in Glen Rock, New Jersey, with an average temperature ranging between min 32.2°F (0.1°C) and max 46.4°F (8°C). As Glen Rock transitions into March, a marginal rise in the average high-temperature is observed, moving from a wintry 38.8°F (3.8°C) in February to a frosty 46.4°F (8°C). Weather in March »

Weather in April

April in Glen Rock, New Jersey, is a moderate spring month, with an average temperature fluctuating between 42.6°F (5.9°C) and 58.6°F (14.8°C). The shift from March to April sees an increase in the average high-temperature, transitioning from a chilly 46.4°F (8°C) to a moderate 58.6°F (14.8°C). Weather in April »

Weather in May

The last month of the spring, May, is an agreeable month in Glen Rock, New Jersey, with an average temperature fluctuating between 69.4°F (20.8°C) and 52.2°F (11.2°C). As Glen Rock welcomes May, the average high-temperature sees a rise, transitioning from a refreshing 58.6°F (14.8°C) in April to an agreeable 69.4°F (20.8°C). Weather in May »

Weather in June

June, the first month of the summer in Glen Rock, is a moderately hot month, with an average temperature ranging between max 77.5°F (25.3°C) and min 59.9°F (15.5°C). June's arrival is noted with a slight increase in the average high-temperature, moving from an agreeable 69.4°F (20.8°C) in May to a warm 77.5°F (25.3°C). Weather in June »

Weather in July

July, like June, in Glen Rock, New Jersey, is another warm summer month, with an average temperature ranging between max 84.4°F (29.1°C) and min 66.7°F (19.3°C). Glen Rock's July weather, with an average high temperature of 84.4°F (29.1°C) and an average low temperature of 66.7°F (19.3°C), tends to be the warmest of the year. The heat index in July is estimated at a tropical 91.4°F (33°C). Weather in July »

Weather in August

The last month of the summer, August, is also a moderately hot month in Glen Rock, New Jersey, with an average temperature fluctuating between 82.4°F (28°C) and 65.8°F (18.8°C). In August, Glen Rock experiences a barely noticeable shift in meteorological conditions, with average high-temperatures moving from 84.4°F (29.1°C) in July to a still moderately hot 82.4°F (28°C). Weather in August »

Weather in September

The first month of the autumn, September, is also a moderately hot month in Glen Rock, New Jersey, with temperature in the range of an average low of 58.6°F (14.8°C) and an average high of 75.2°F (24°C). A mild shift in the average high-temperature occurs in September, reducing from a warm 82.4°F (28°C) in August to a still moderately hot 75.2°F (24°C). Weather in September »

Weather in October

October, like September, in Glen Rock, New Jersey, is another refreshing autumn month, with an average temperature fluctuating between 62.8°F (17.1°C) and 49.1°F (9.5°C). October's onset brings a slight change in high-temperatures, falling from a moderately hot 75.2°F (24°C) in September to a comfortable 62.8°F (17.1°C). Weather in October »

Weather in November

November, the last month of the autumn in Glen Rock, is another cool month, with an average temperature varying between 37.6°F (3.1°C) and 50.9°F (10.5°C). The onset of November is marked by a decrease in temperature, transitioning from an enjoyable 62.8°F (17.1°C) in October to a fresh 50.9°F (10.5°C). Weather in November »

Weather in December

The first month of the winter, December, is also an icy month in Glen Rock, New Jersey, with temperature in the range of an average low of 30.9°F (-0.6°C) and an average high of 41.2°F (5.1°C). As December arrives, Glen Rock's weather displays a decrease in high-temperatures, transitioning from November's fresh 50.9°F (10.5°C) to a cold 41.2°F (5.1°C). Weather in December »
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Frequently asked questions

What part of the year is the coldest in Glen Rock?

In Glen Rock, January is the coldest month, with temperatures averaging a high of 35.2°F (1.8°C) and a low of 23.4°F (-4.8°C).

How much does it rain in Glen Rock?

Throughout the year, in Glen Rock, New Jersey, there are 160.7 rainfall days, and 29.33" (745mm) of precipitation is accumulated.

When does it snow in Glen Rock?

Months with snowfall are January through May, October through December.

How much does it snow in Glen Rock?

Throughout the year, there are 24.9 snowfall days, and 10.04" (255mm) of snow is accumulated.

What is the month with the lowest UV index in Glen Rock?

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

What is the most humid month in Glen Rock?

The months with the highest humidity in Glen Rock, New Jersey, are February and December, with an average relative humidity of 78%.

What is the snowiest month in Glen Rock?

February is the month with the most snowfall in Glen Rock. Snow falls for 7.2 days and accumulates 3.23" (82mm) of snow.

What is the month with the least sunshine in Glen Rock?

The month with the least sunshine in Glen Rock, New Jersey, is February, with an average of 4.6h of sunshine.

When is Daylight Saving Time (DST) in Glen Rock?

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 in Glen Rock?

The months with the lowest humidity are April, July and August, with an average relative humidity of 72%.

When it does not snow in Glen Rock?

In Glen Rock, New Jersey, snow does not fall in June through September.

When are the longest days in Glen Rock?

June has the longest days of the year in Glen Rock, New Jersey, with an average of 15h and 6min of daylight.

When is the highest UV index in Glen Rock?

The months with the highest UV index in Glen Rock are June through August, with an average maximum UV index of 6.

What part of the year is the hottest in Glen Rock?

July, marked by an average high-temperature of 84.4°F (29.1°C) and a low-temperature of 66.7°F (19.3°C), is the warmest month.

What is the rainiest month in Glen Rock?

The months with the most rainfall in Glen Rock, New Jersey, are July and December, with an average 3.07" (78mm) of precipitation.

What month has the most sunshine in Glen Rock?

The month with the most sunshine is July, with an average of 10.4h of sunshine.

What is the driest month in Glen Rock?

The month with the least rainfall in Glen Rock, New Jersey, is September, when the rain falls for 13.2 days and typically collects 1.73" (44mm) of precipitation.

What is the month with the shortest days in Glen Rock?

The month with the shortest days in Glen Rock is December, with an average of 9h and 18min of daylight.

Average temperature
Glen Rock, NJ

Average temperature - Glen Rock, NJ

The warmest month (with the highest average high temperature) is July (84.4°F).
The month with the lowest average high temperature is January (35.2°F).

The month with the highest average low temperature is July (66.7°F).
The coldest month (with the lowest average low temperature) is January (23.4°F).

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Average pressure
Glen Rock, NJ

Average pressure - Glen Rock, 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).

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Average wind speed
Glen Rock, NJ

Average wind speed - Glen Rock, NJ

The windiest month (with the highest average wind speed) is March (8.4mph).
The calmest months (with the lowest average wind speed) are July and August (5.5mph).

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Average humidity
Glen Rock, NJ

Average humidity - Glen Rock, NJ

The months with the highest relative humidity are February and December (78%).
The months with the lowest relative humidity are April, July and August (72%).

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Average rainfall
Glen Rock, NJ

Average rainfall - Glen Rock, NJ

The wettest months (with the highest rainfall) are July and December (3.07").
The driest month (with the least rainfall) is September (1.73").

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Average rainfall days
Glen Rock, NJ

Average rainfall days - Glen Rock, NJ

The month with the highest number of rainy days is June (17 days).
The month with the least rainy days is January (8.9 days).

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Average snowfall
Glen Rock, NJ

Average snowfall - Glen Rock, NJ

The month with the highest snowfall is February (3.23").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days
Glen Rock, NJ

Average snowfall days - Glen Rock, NJ

The month with the highest number of snowfall days is February (7.2 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight / Average sunshine
Glen Rock, NJ

Average daylight / Average sunshine - Glen Rock, NJ

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

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Average sunshine days
Glen Rock, NJ

Average sunshine days - Glen Rock, NJ

The month with the most sunshine days is November (18.8 days).
The month with the least sunshine days is June (10.5 days).

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Average UV index
Glen Rock, NJ

Average UV index - Glen Rock, NJ

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

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Average visibility
Glen Rock, NJ

Average visibility - Glen Rock, NJ

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

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Glen Rock, New Jersey, USA

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