April weather forecast and climate
New Haven, NY

April is a chilly spring month in New Haven, New York, with average temperature fluctuating between 36.1°F (2.3°C) and 49.6°F (9.8°C).

Temperature

In April, the average high-temperature rises, from a wintry 37°F (2.8°C) in March, to a chilly 49.6°F (9.8°C). In April, the average low-temperature is 36.1°F (2.3°C).

Humidity

In April, the average relative humidity is 78%.

Rainfall

In New Haven, during April, the rain falls for 16.4 days and regularly aggregates up to 3.62" (92mm) of precipitation. Throughout the year, there are 171 rainfall days, and 39.21" (996mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. In New Haven, New York, during 4.3 snowfall days, 1.34" (34mm) of snow is typically accumulated. Throughout the year, there are 76.2 snowfall days, and 36.61" (930mm) of snow is accumulated.

Daylight

The average length of the day in New Haven is 13.5h.

Sunshine

The average sunshine in New Haven is 7.2h.

UV index

In New Haven, the average daily maximum UV index in April is 3. A UV Index estimate of 3 to 5 represents a moderate health risk from the exposure to the Sun's UV radiation for ordinary individuals.
Note: In April, the average maximum UV index of 3 translate into the following recommendations:
Take precautions - Protection against sunburn is recommended. 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. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.

What is the temperature in April in New Haven?

In April, in New Haven, New York, the average high-temperature is 49.6°F (9.8°C), and the average low-temperature is 36.1°F (2.3°C).

What is the average humidity in April in New Haven?

In New Haven, New York, the average relative humidity in April is 78%.

How many days does it rain in April in New Haven?

In New Haven, in April, it is raining for 16.4 days, with typically 3.62" (92mm) of accumulated precipitation.

How many days does it snow in April in New Haven?

In April, in New Haven, New York, it is snowing for 4.3 days. Throughout April, 1.34" (34mm) of snow is accumulated.

What is the average length of the day in April in New Haven?

The average length of the day in April in New Haven, New York, is 13.5h.

How many hours of sunshine does New Haven have in April?

The average sunshine in April in New Haven, New York, is 7.2h.

What is the UV index intensity in April in New Haven?

In New Haven, the average daily maximum UV index in April is 3. A UV Index value of 3 to 5 symbolizes a moderate health threat from unsafe exposure to the Sun's UV rays.
Average temperature in April - New Haven, NY
  • Average high temperature in April: 9.8°C

The warmest month (with the highest average high temperature) is July (24°C).
The month with the lowest average high temperature is January (-2.3°C).

  • Average low temperature in April: 2.3°C

The month with the highest average low temperature is July (16.8°C).
The coldest month (with the lowest average low temperature) is January (-7.8°C).

Average pressure in April - New Haven, NY
  • Average pressure in April: 1014.6mbar

The month with the highest atmospheric pressure is November (1018.7mbar).
The month with the lowest atmospheric pressure is June (1013mbar).

Average wind speed in April - New Haven, NY
  • Average wind speed in April: 16.8km/h

The windiest month (with the highest average wind speed) is January (19.2km/h).
The calmest month (with the lowest average wind speed) is July (11km/h).

Average humidity in April - New Haven, NY
  • Average humidity in April: 78%

Months with the highest relative humidity are January and February (86%).
The month with the lowest relative humidity is September (77%).

Average rainfall in April - New Haven, NY
  • Average rainfall in April: 92mm

The wettest month (with the highest rainfall) is October (102mm).
The driest month (with the least rainfall) is September (60mm).

Average rainfall days in April - New Haven, NY
  • Average rainfall days in April: 16.4 days

The month with the highest number of rainy days is October (19.1 days).
The month with the least rainy days is February (7.8 days).

Average snowfall in April - New Haven, NY
  • Average snowfall in April: 34mm

The month with the highest snowfall is January (228mm).
Months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in April - New Haven, NY
  • Average snowfall days in April: 4.3 days

The month with the highest number of snowfall days is January (18.9 days).
Months with the least snowfall days are June, July, August and September (0 days).

Average daylight in April / Average sunshine in April - New Haven, NY
  • Average daylight in April: 13.5h

The month with the longest days is June (Average daylight: 15.4h).
The month with the shortest days is December (Average daylight: 9h).

  • Average sunshine in April: 7.2h

The month with the most sunshine is July (Average sunshine: 10.4h).
The month with the least sunshine is January (Average sunshine: 2.4h).

Average sunshine days in April - New Haven, NY
  • Average sunshine days in April: 10.2 days

The month with the most sunshine days is September (14 days).
The month with the least sunshine days is January (6.3 days).

Average UV index in April - New Haven, NY
  • Average UV index in April: 3

The month with the highest UV index is July (UV index 6).
Months with the lowest UV index are January and December (UV index 1).

Average cloud cover in April - New Haven, NY
  • Average cloud cover in April: 53

The month with the most cloud cover is January (Cloud cover 77).
Months with the least cloud cover are July and August (Cloud cover 30).

Average visibility in April - New Haven, NY
  • Average visibility in April: 9km

Months with the highest visibility are April, May, June, July, August, September, October and November (9km).
Months with the lowest visibility are January, February, March and December (8km).