April weather forecast
Montclair, NJ

Weather in April

April in Montclair, New Jersey, is a mild spring month, with average temperature ranging between max 58.5°F (14.7°C) and min 42.8°F (6°C).

Temperature

In Montclair, New Jersey, the average high-temperature in April increases, from a frosty 46.4°F (8°C) in March, to a moderate 58.5°F (14.7°C). In Montclair, in April, the average low-temperature is 42.8°F (6°C).

Humidity

April and August, with an average relative humidity of 72%, are the least humid months.

Rainfall

In Montclair, during 14.9 rainfall days, 1.97" (50mm) of precipitation is typically accumulated. Throughout the year, in Montclair, there are 153.3 rainfall days, and 24.92" (633mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Montclair are January through April, November and December. April is the last month it regularly snows. During 0.3 snowfall days, in April, Montclair aggregates 0.16" (4mm) of snow. In Montclair, during the entire year, snow falls for 22.1 days, and aggregates up to 8.9" (226mm) of snow.

Daylight

The average length of the day in April is 13.3h.

Sunshine

In Montclair, the average sunshine in April is 8.3h.

UV index

In Montclair, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a medium vulnerability from unsafe exposure to the UV radiation for average individuals.
Note: In April, the average maximum UV index of 4 translate into the following recommendations:
Take precautions - Protection against sun damage is advised. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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FAQ

What are the least humid months in Montclair?

April and August, with an average relative humidity of 72%, are the least humid months in Montclair.

What is the average humidity in April in Montclair?

In Montclair, New Jersey, the average relative humidity in April is 72%.

How much does it rain in Montclair in April?

In Montclair, during April, the rain falls for 14.9 days and regularly aggregates up to 1.97" (50mm) of precipitation.

What is the last month it snows in Montclair?

April is the last month it regularly snows in Montclair, New Jersey. During 0.3 snowfall days, in April, Montclair aggregates 0.16" (4mm) of snow.

What is the average length of the day in April in Montclair?

In Montclair, the average length of the day in April is 13.3h.

How many hours of sunshine does Montclair have in April?

The average sunshine in April in Montclair, New Jersey, is 8.3h.

What is the UV index intensity in April in Montclair?

In April, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a medium health risk from the exposure to the Sun's UV radiation.

Average temperature in April
Montclair, NJ

Average temperature in April - Montclair, NJ
  • Average high temperature in April: 58.5°F

The warmest month (with the highest average high temperature) is July (84.2°F).
The month with the lowest average high temperature is January (35.2°F).

  • Average low temperature in April: 42.8°F

The month with the highest average low temperature is July (67.6°F).
The coldest month (with the lowest average low temperature) is January (23.9°F).

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Average pressure in April
Montclair, NJ

Average pressure in April - Montclair, NJ
  • Average pressure in April: 29.98"

The month with the highest atmospheric pressure is November (30.11").
The month with the lowest atmospheric pressure is June (29.93").

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Average wind speed in April
Montclair, NJ

Average wind speed in April - Montclair, NJ
  • Average wind speed in April: 8.3mph

The windiest months (with the highest average wind speed) are January and March (8.8mph).
The calmest month (with the lowest average wind speed) is July (5.7mph).

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Average humidity in April
Montclair, NJ

Average humidity in April - Montclair, NJ
  • Average humidity in April: 72%

The month with the highest relative humidity is February (78%).
Months with the lowest relative humidity are April and August (72%).

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Average rainfall in April
Montclair, NJ

Average rainfall in April - Montclair, NJ
  • Average rainfall in April: 1.97"

The wettest month (with the highest rainfall) is July (3.07").
The driest month (with the least rainfall) is January (1.38").

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Average rainfall days in April
Montclair, NJ

Average rainfall days in April - Montclair, NJ
  • Average rainfall days in April: 14.9 days

The month with the highest number of rainy days is July (17.7 days).
The month with the least rainy days is January (7.6 days).

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Average snowfall in April
Montclair, NJ

Average snowfall in April - Montclair, NJ
  • Average snowfall in April: 0.16"

The month with the highest snowfall is March (3.27").
Months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in April
Montclair, NJ

Average snowfall days in April - Montclair, NJ
  • Average snowfall days in April: 0.3 days

The month with the highest number of snowfall days is February (6.8 days).
Months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average daylight in April /
Average sunshine in April
Montclair, NJ

Average daylight in April / Average sunshine in April - Montclair, NJ
  • Average daylight in April: 13.3h

The month with the longest days is June (Average daylight: 15.1h).
The month with the shortest days is December (Average daylight: 9.3h).

  • Average sunshine in April: 8.3h

The month with the most sunshine is July (Average sunshine: 10.5h).
The month with the least sunshine is February (Average sunshine: 4.7h).

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Average sunshine days in April
Montclair, NJ

Average sunshine days in April - Montclair, NJ
  • Average sunshine days in April: 12.8 days

The month with the most sunshine days is November (19.7 days).
The month with the least sunshine days is July (10.7 days).

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Average UV index in April
Montclair, NJ

Average UV index in April - Montclair, NJ
  • Average UV index in April: 4

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

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Average cloud cover in April
Montclair, NJ

Average cloud cover in April - Montclair, NJ
  • Average cloud cover in April: 45

Months with the most cloud cover are February and March (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 31).

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Average visibility in April
Montclair, NJ

Average visibility in April - Montclair, NJ
  • Average visibility in April: 6mi

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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