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

Monthly weather forecast and climate
Plainfield, NJ

January, the same as December, is another cold winter month in Plainfield, New Jersey, with average temperature ranging between min 23.9°F (-4.5°C) and max 36°F (2.2°C). With an average high-temperature of 36°F (2.2°C) and an average low-temperature of 23.9°F (-4.5°C), January is the coldest month. Weather in January »

February, the last month of the winter, in Plainfield, is also a wintry month, with average temperature fluctuating between 25.7°F (-3.5°C) and 39.2°F (4°C). In February, the average high-temperature is essentially the same as in January - a still wintry 39.2°F (4°C). Weather in February »

March, the first month of the spring, in Plainfield, is a chilly month, with average temperature ranging between max 47.3°F (8.5°C) and min 32.9°F (0.5°C). In Plainfield, the average high-temperature in March slightly increases, from a cold 39.2°F (4°C) in February, to a frosty 47.3°F (8.5°C). Weather in March »

April is a mild spring month in Plainfield, New Jersey, with average temperature fluctuating between 59°F (15°C) and 43.3°F (6.3°C). In Plainfield, the average high-temperature increases, from a frosty 47.3°F (8.5°C) in March, to a moderate 59°F (15°C). Weather in April »

May, the last month of the spring, in Plainfield, is an agreeable month, with average temperature ranging between min 52.9°F (11.6°C) and max 69.3°F (20.7°C). In Plainfield, the average high-temperature in May rises, from a mild 59°F (15°C) in April, to a pleasant 69.3°F (20.7°C). Weather in May »

June, the first month of the summer, in Plainfield, is a warm month, with average temperature ranging between max 77.5°F (25.3°C) and min 60.6°F (15.9°C). In June, the average high-temperature marginally rises, from a pleasant 69.3°F (20.7°C) in May, to a moderately hot 77.5°F (25.3°C). Weather in June »

July, like June, in Plainfield, New Jersey, is another warm summer month, with temperature in the range of an average low of 67.5°F (19.7°C) and an average high of 84.2°F (29°C). July is the warmest month, with an average high-temperature of 84.2°F (29°C) and an average low-temperature of 67.5°F (19.7°C). In July, the average heat index is appraised at a hot 92.3°F (33.5°C). Weather in July »

August, the last month of the summer, in Plainfield, is another warm month, with average temperature fluctuating between 66.2°F (19°C) and 82°F (27.8°C). In August, the average high-temperature is essentially the same as in July - a still moderately hot 82°F (27.8°C). Weather in August »

September, the first month of the autumn, in Plainfield, is still a warm month, with average temperature varying between 75.4°F (24.1°C) and 59.4°F (15.2°C). In September, the average high-temperature marginally drops, from a warm 82°F (27.8°C) in August, to a still moderately hot 75.4°F (24.1°C). Weather in September »

October, the same as September, is another enjoyable autumn month in Plainfield, New Jersey, with average temperature ranging between min 49.1°F (9.5°C) and max 63.1°F (17.3°C). In Plainfield, New Jersey, the average high-temperature decreases, from a warm 75.4°F (24.1°C) in September, to an enjoyable 63.1°F (17.3°C). Weather in October »

November, the last month of the autumn, in Plainfield, is also a fresh month, with temperature in the range of an average low of 38.1°F (3.4°C) and an average high of 51.1°F (10.6°C). In Plainfield, the average high-temperature in November drops, from an enjoyable 63.1°F (17.3°C) in October, to a cool 51.1°F (10.6°C). Weather in November »

December, the first month of the winter, in Plainfield, is still a cold month, with average temperature fluctuating between 31.1°F (-0.5°C) and 42.3°F (5.7°C). In December, the average high-temperature slightly decreases, from a fresh 51.1°F (10.6°C) in November, to a wintry 42.3°F (5.7°C). Weather in December »

What is the coldest month in Plainfield?

January is the coldest month in Plainfield, New Jersey, with an average high-temperature of 36°F (2.2°C) and an average low-temperature of 23.9°F (-4.5°C).

How many days does it rain in Plainfield?

In Plainfield, New Jersey, during the entire year, the rain falls for 160.7 days and collects up to 30.12" (765mm) of precipitation.

When does it snow in Plainfield?

Months with snowfall in Plainfield, New Jersey, are January through May, October through December.

How much does it snow in Plainfield?

Throughout the year, in Plainfield, New Jersey, there are 25.4 snowfall days, and 10.31" (262mm) of snow is accumulated.

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

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

What are the most humid months in Plainfield?

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

What is the month with the least sunshine in Plainfield?

With an average of 4.6h of sunshine, February has the least sunshine of the year.

When does it snow the most in Plainfield?

The month with the most snowfall is March when snow falls for 5 days and typically aggregates up to 3.23" (82mm) of snow.

What is the least humid month in Plainfield?

Months with the lowest humidity are April and August, with an average relative humidity of 73%.

When it does not snow in Plainfield?

June through September are months without snowfall in Plainfield, New Jersey.

When are the longest days in Plainfield?

June has the longest days of the year in Plainfield, with an average of 15h of daylight.

When is the highest UV index in Plainfield?

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

What is the warmest month in Plainfield?

With an average high-temperature of 84.2°F (29°C) and an average low-temperature of 67.5°F (19.7°C), July is the warmest month in Plainfield.

What month has the most sunshine in Plainfield?

The month with the most sunshine is July, with an average of 10.5h of sunshine.

What is the driest month in Plainfield?

The month with the least rainfall in Plainfield, New Jersey, is September when the rain falls for 12.9 days and typically collects 1.69" (43mm) of precipitation.

What is the rainiest month in Plainfield?

December is the month with the most rainfall in Plainfield, New Jersey. Rain falls for 11.5 days and accumulates 3.19" (81mm) of precipitation.

What is the month with the shortest days in Plainfield?

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

Months with the highest relative humidity are February, October and December (78%).
Months with the lowest relative humidity are April and August (73%).

Average rainfall - Plainfield, NJ
Average rainfall days - Plainfield, NJ

The month with the highest number of rainy days is July (16.5 days).
The month with the least rainy days is January (9.5 days).

Average snowfall - Plainfield, NJ
Average snowfall days - Plainfield, NJ

Months with the highest number of snowfall days are January and February (7.3 days).
Months with the least snowfall days are June, July, August and September (0 days).

Average daylight / Average sunshine - Plainfield, 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: 4.6h).

Average UV index - Plainfield, NJ