April weather forecast and climate
Holmdel, NJ

April is a moderate spring month in Holmdel, New Jersey, with average temperature varying between 57°F (13.9°C) and 45°F (7.2°C).

Temperature

In April, the average high-temperature rises, from a frosty 46.9°F (8.3°C) in March, to a moderate 57°F (13.9°C). In April, the average low-temperature is 45°F (7.2°C).

Humidity

In April, the average relative humidity in Holmdel, New Jersey, is 74%.

Rainfall

In Holmdel, during April, the rain falls for 6.8 days and regularly aggregates up to 0.47" (12mm) of precipitation. In Holmdel, during the entire year, the rain falls for 68.3 days and collects up to 5.75" (146mm) of precipitation.

Snowfall

April through November are months without snowfall in Holmdel.

Daylight

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

Sunshine

The average sunshine in Holmdel is 8.6h.

UV index

In Holmdel, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to the UV radiation for ordinary individuals.
Note: In April, the average maximum UV index of 4 translate into the following recommendations:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.

What is the temperature in April in Holmdel?

In Holmdel, New Jersey, in April, the average high-temperature is 57°F (13.9°C), and the average low-temperature is 45°F (7.2°C).

What is the average humidity in April in Holmdel?

In April, the average relative humidity is 74%.

How much does it rain in Holmdel in April?

In April, the rain falls for 6.8 days. Throughout April, 0.47" (12mm) of precipitation is accumulated.

Does it snow in Holmdel in April?

In April, in Holmdel, it doesn't snow. March is the latest month when it typically snows.

When it does not snow in Holmdel?

April through November are months without snowfall in Holmdel.

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

In Holmdel, New Jersey, the average length of the day in April is 13.3h.

How long on average sun shines in April in Holmdel?

In Holmdel, New Jersey, the average sunshine in April is 8.6h.

What is the UV index intensity in April in Holmdel?

In April, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a medium health risk from the exposure to the Sun's UV rays.
Average temperature in April - Holmdel, NJ
  • Average high temperature in April: 13.9°C

The warmest month (with the highest average high temperature) is July (27.6°C).
The month with the lowest average high temperature is January (3.2°C).

  • Average low temperature in April: 7.2°C

The month with the highest average low temperature is July (21°C).
The coldest month (with the lowest average low temperature) is January (-2.6°C).

Average pressure in April - Holmdel, NJ
  • Average pressure in April: 1015.4mbar

The month with the highest atmospheric pressure is November (1019.5mbar).
The month with the lowest atmospheric pressure is June (1013.7mbar).

Average wind speed in April - Holmdel, NJ
  • Average wind speed in April: 16.2km/h

The windiest month (with the highest average wind speed) is January (17.9km/h).
The calmest month (with the lowest average wind speed) is July (11.5km/h).

Average humidity in April - Holmdel, NJ
  • Average humidity in April: 74%

Months with the highest relative humidity are May and June (78%).
The month with the lowest relative humidity is November (73%).

Average rainfall in April - Holmdel, NJ
  • Average rainfall in April: 12mm

The wettest month (with the highest rainfall) is July (18mm).
The driest month (with the least rainfall) is September (3mm).

Average rainfall days in April - Holmdel, NJ
  • Average rainfall days in April: 6.8 days

The month with the highest number of rainy days is July (8 days).
The month with the least rainy days is January (3.4 days).

Average snowfall in April - Holmdel, NJ
  • Average snowfall in April: 0mm

The month with the highest snowfall is January (4mm).
Months with the least snowfall are April, May, June, July, August, September, October and November (0mm).

Average snowfall days in April - Holmdel, NJ
  • Average snowfall days in April: 0 days

The month with the highest number of snowfall days is February (2.6 days).
Months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).

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

The month with the longest days is June (Average daylight: 15h).
The month with the shortest days is December (Average daylight: 9.3h).

  • Average sunshine in April: 8.6h

The month with the most sunshine is July (Average sunshine: 10.8h).
The month with the least sunshine is February (Average sunshine: 4.9h).

Average sunshine days in April - Holmdel, NJ
  • Average sunshine days in April: 22.1 days

The month with the most sunshine days is January (25.7 days).
The month with the least sunshine days is July (17.3 days).

Average UV index in April - Holmdel, 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, November and December (UV index 2).

Average cloud cover in April - Holmdel, NJ
  • Average cloud cover in April: 43

Months with the most cloud cover are February, March and December (Cloud cover 46).
Months with the least cloud cover are July and August (Cloud cover 28).

Average visibility in April - Holmdel, NJ
  • Average visibility in April: 10km

Months with the highest visibility are January, February, March, April, July, August, September, October, November and December (10km).
Months with the lowest visibility are May and June (9km).