Hillsdale
New Jersey, USA
Long-term weather forecast
Long-term weather forecast

Monthly weather forecast and climate
Hillsdale, NJ

January, the same as December, is a wintry winter month in Hillsdale, New Jersey, with average temperature varying between 22.8°F (-5.1°C) and 35.2°F (1.8°C). The coldest month is January, with an average high-temperature of 35.2°F (1.8°C) and an average low-temperature of 22.8°F (-5.1°C). Weather in January »

The last month of the winter, February, is another cold month in Hillsdale, New Jersey, with temperature in the range of an average low of 24.3°F (-4.3°C) and an average high of 38.3°F (3.5°C). In Hillsdale, the average high-temperature is practically the same as in January - a still wintry 38.3°F (3.5°C). Weather in February »

The first month of the spring, March, is a chilly month in Hillsdale, New Jersey, with average temperature ranging between max 46.6°F (8.1°C) and min 32.2°F (0.1°C). In Hillsdale, the average high-temperature marginally rises, from a wintry 38.3°F (3.5°C) in February, to a chilly 46.6°F (8.1°C). Weather in March »

April in Hillsdale, New Jersey, is a mild spring month, with average temperature varying between 42.3°F (5.7°C) and 58.6°F (14.8°C). In April, the average high-temperature increases, from a chilly 46.6°F (8.1°C) in March, to a moderate 58.6°F (14.8°C). Weather in April »

The last month of the spring, May, is a pleasant month in Hillsdale, New Jersey, with temperature in the range of an average high of 69.8°F (21°C) and an average low of 51.8°F (11°C). In Hillsdale, the average high-temperature in May increases, from a mild 58.6°F (14.8°C) in April, to a pleasant 69.8°F (21°C). Weather in May »

The first month of the summer, June, is a warm month in Hillsdale, New Jersey, with average temperature ranging between min 60.1°F (15.6°C) and max 78.4°F (25.8°C). In June, the average high-temperature slightly increases, from an agreeable 69.8°F (21°C) in May, to a warm 78.4°F (25.8°C). Weather in June »

July, the same as June, is another warm summer month in Hillsdale, New Jersey, with temperature in the range of an average low of 66.6°F (19.2°C) and an average high of 84.7°F (29.3°C). With an average high-temperature of 84.7°F (29.3°C) and an average low-temperature of 66.6°F (19.2°C), July is the warmest month. In July, the average heat index is appraised at a hot 92.5°F (33.6°C). Weather in July »

August, the last month of the summer, in Hillsdale, is also a moderately hot month, with average temperature fluctuating between 65.7°F (18.7°C) and 82.9°F (28.3°C). In August, the average high-temperature is relatively the same as in July - a still warm 82.9°F (28.3°C). Weather in August »

The first month of the autumn, September, is also a moderately hot month in Hillsdale, New Jersey, with average temperature ranging between min 58.3°F (14.6°C) and max 75.2°F (24°C). In Hillsdale, the average high-temperature marginally drops, from 82.9°F (28.3°C) in August, to a still moderately hot 75.2°F (24°C). Weather in September »

October, like September, in Hillsdale, New Jersey, is another enjoyable autumn month, with temperature in the range of an average high of 62.8°F (17.1°C) and an average low of 48.4°F (9.1°C). In Hillsdale, the average high-temperature in October decreases, from a warm 75.2°F (24°C) in September, to an enjoyable 62.8°F (17.1°C). Weather in October »

November, the last month of the autumn, in Hillsdale, is also a fresh month, with temperature in the range of an average low of 37°F (2.8°C) and an average high of 50.7°F (10.4°C). In November, the average high-temperature drops, from a comfortable 62.8°F (17.1°C) in October, to a fresh 50.7°F (10.4°C). Weather in November »

December, the first month of the winter, in Hillsdale, is also a wintry month, with average temperature varying between 30.4°F (-0.9°C) and 40.8°F (4.9°C). In December, the average high-temperature drops, from a fresh 50.7°F (10.4°C) in November, to a wintry 40.8°F (4.9°C). Weather in December »

What is the coldest month in Hillsdale?

With an average high-temperature of 35.2°F (1.8°C) and an average low-temperature of 22.8°F (-5.1°C), January is the coldest month in Hillsdale, New Jersey.

How much does it rain in Hillsdale?

In Hillsdale, New Jersey, during the entire year, the rain falls for 157.3 days and collects up to 32.72" (831mm) of precipitation.

When does it snow in Hillsdale?

January through April, October through December are months with snowfall.

How many days does it snow in Hillsdale?

Throughout the year, there are 28 snowfall days, and 13.82" (351mm) of snow is accumulated.

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

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 in Hillsdale?

February and December, with an average relative humidity of 78%, are most humid months in Hillsdale.

What is the snowiest month in Hillsdale?

February is the month with the most snowfall in Hillsdale. Snow falls for 7.9 days and accumulates 4.09" (104mm) of snow.

What is the month with the least sunshine in Hillsdale?

The month with the least sunshine in Hillsdale is February, with an average of 4.5h of sunshine.

When it does not snow in Hillsdale?

May through September are months without snowfall.

When are the longest days in Hillsdale?

The month with the longest days in Hillsdale is June, with an average of 15.1h of daylight.

What is the month with the highest UV index in Hillsdale?

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

What is the warmest month in Hillsdale?

With an average high-temperature of 84.7°F (29.3°C) and an average low-temperature of 66.6°F (19.2°C), July is the warmest month.

What month has the most sunshine in Hillsdale?

The month with the most sunshine is July, with an average of 10.2h of sunshine.

What is the least humid month in Hillsdale?

The least humid month in Hillsdale is August, with an average relative humidity of 70%.

What is the driest month in Hillsdale?

September is the month with the least rainfall in Hillsdale, New Jersey. Rain falls for 12.9 days and accumulates 1.89" (48mm) of precipitation.

What is the rainiest month in Hillsdale?

December is the month with the most rainfall in Hillsdale. Rain falls for 10.6 days and accumulates 3.58" (91mm) of precipitation.

What is the month with the shortest days in Hillsdale?

The month with the shortest days is December, with an average of 9.3h of daylight.
Average humidity - Hillsdale, NJ
Average rainfall - Hillsdale, NJ
Average rainfall days - Hillsdale, NJ

Months with the highest number of rainy days are May and July (16.8 days).
The month with the least rainy days is January (8.4 days).

Average snowfall - Hillsdale, NJ
Average snowfall days - Hillsdale, NJ

The month with the highest number of snowfall days is February (7.9 days).
Months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight / Average sunshine - Hillsdale, 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: 4.5h).

Average UV index - Hillsdale, NJ